Product Details | HEXAGON SELF-LOCKING NUT

5310-00-281-3389 A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.

Part Alternates: AN363624, AN363-624, AN363624CADPLD, AN363-624CADPLD, 145440, 21FC624, 22FH624, 286A1PC20, 8537476, 5310-00-281-3389, 00-281-3389, 5310002813389, 002813389

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-281-3389

Drawings & Photos | NSN 5310-00-281-3389


Demand History | NSN 5310-00-281-3389

Part Number Request Date QTY Origin
21FC624 2022-08-228 2000 United States
21FC624 2022-08-228 4000 United States
21FC624 2022-08-228 6000 United States
5310-00-281-3389 2020-08-230 20 Australia
5310-00-281-3389 2020-08-230 16 Australia
5310-00-281-3389 2020-08-225 16 Australia
21FC624 2020-06-170 1000 United States
21FC624 2020-06-170 2000 United States
21FC624 2020-04-114 2000 United States
21FC624 2020-01-27 1000 United States
5310-00-281-3389 2019-06-170 400 US
AN363624 2018-03-86 50 Hong Kong
AN363624 2018-02-57 16 United States
22FH624 2017-02-33 6 MX
21FC624 2015-07-183 2000 United States
5310-00-281-3389 2010-12-342 100 United States

Cross Reference | NSN 5310-00-281-3389

Part Number Cage Code Manufacturer
145440 55284 HONEYWELL INTERNATIONAL INC DBA HONEYWELL
21FC624 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
22FH624 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
286A1PC20 98425 ERIE ENGINEERED PRODUCTS, INC.
8537476 18876 U S ARMY AVIATION AND MISSILE COMMAND
AN363-624 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN363-624CADPLD 81350 JOINT ARMY-NAVY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5310-00-281-3389

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A12 HEXAGON
NUT HEIGHT 0.437 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM
BEARING SURFACE TYPE FLAT
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
TEMP RATING 550.0 DEG FAHRENHEIT NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-00-281-3389

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable