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5310-00-297-3721

20 Products

033534

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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033534

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

SOC EXPLOITATION MATERIELS MARTIN BA KER

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

386B204012

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

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386B204012

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

MFG

NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN MARINE SYSTEMS DIV MARINE SYSTEMS

Description

HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.750 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.781 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 16
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
WASHER THICKNESS: 0.185 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.927 INCHES MINIMUM AND 0.943 INCHES MAXIMUM

612876-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

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612876-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

MFG

NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2

Description

HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.750 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.781 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 16
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
WASHER THICKNESS: 0.185 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.927 INCHES MINIMUM AND 0.943 INCHES MAXIMUM

69973-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

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69973-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

MFG

HAMILTON SUNDSTRAND CORPORATION

Description

HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.750 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.781 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 16
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
WASHER THICKNESS: 0.185 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.927 INCHES MINIMUM AND 0.943 INCHES MAXIMUM

761AS152-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

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761AS152-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

MFG

NAVAL AIR SYSTEMS COMMAND

Description

HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.750 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.781 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 16
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
WASHER THICKNESS: 0.185 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.927 INCHES MINIMUM AND 0.943 INCHES MAXIMUM

8461095

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

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8461095

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

MFG

U S ARMY ARMAMENT RESEARCH & DEVELOPMENT COMMAND

Description

HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.750 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.781 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 16
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
WASHER THICKNESS: 0.185 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.927 INCHES MINIMUM AND 0.943 INCHES MAXIMUM

EB1216

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

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EB1216

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

MFG

ALCOA GLOBAL FASTENERS INC.

Description

HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.750 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.781 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 16
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
WASHER THICKNESS: 0.185 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.927 INCHES MINIMUM AND 0.943 INCHES MAXIMUM

EB1216

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

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EB1216

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

MFG

SATAIR A/S

Description

HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.750 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.781 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 16
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
WASHER THICKNESS: 0.185 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.927 INCHES MINIMUM AND 0.943 INCHES MAXIMUM

SS5088-12

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

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SS5088-12

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973720

NSN

5310-00-297-3720

MFG

SIKORSKY AIRCRAFT CORPORATION

Description

HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.750 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.781 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 16
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
WASHER THICKNESS: 0.185 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.927 INCHES MINIMUM AND 0.943 INCHES MAXIMUM

035534A

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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035534A

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

SOC EXPLOITATION MATERIELS MARTIN BA KER

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

035534B

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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035534B

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

SOC EXPLOITATION MATERIELS MARTIN BA KER

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

1129E01 FIND 76

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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1129E01 FIND 76

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN MARINE SYSTEMS DIV MARINE SYSTEMS

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

12NH-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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12NH-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

MAC LEAN-FOGG COMPANY DBA MAC LEAN-ESNA

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

12NH-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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12NH-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

BELL HELICOPTER TEXTRON INC.

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

386B204008

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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386B204008

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN MARINE SYSTEMS DIV MARINE SYSTEMS

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

53-60100-5

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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53-60100-5

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

608889-11

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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608889-11

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

9937B402

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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9937B402

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

GOODRICH CORPORATION DBA GOODRICH LANDING GEAR DIVISION

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

DHN 35-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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DHN 35-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

ALCOA GLOBAL FASTENERS INC. DBA SIMMONDS MECAERO FAS PDTS DIV SIMMONDS MECAERO FAS PDTS

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM

DHN 35-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

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DHN 35-8

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

NSN, MFG P/N

5310002973721

NSN

5310-00-297-3721

MFG

BE AEROSPACE INC.

Description

COUNTERSINK ANGLE: ANY ACCEPTABLE NUT
HARDNESS RATING: NOT RATED
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL: PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES NUT
NOMINAL THREAD SIZE: 0.500 INCHES
NUT STYLE: A293 DOUBLE HEXAGON
OVERALL HEIGHT: 0.563 INCHES NOMINAL
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
TEMP RATING: 250.0 DEG FAHRENHEIT NOMINAL
THREAD CLASS: 3B
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNJF
WASHER OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
WASHER THICKNESS: 0.118 INCHES NOMINAL
WIDTH ACROSS FLATS: 0.612 INCHES MINIMUM AND 0.628 INCHES MAXIMUM