NSN 5310-01-129-0601 BH7874, BH787-4, ST3M7874

Product Details | HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-01-129-0601 A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: BH7874, BH787-4, ST3M7874, ST3M787-4, E126954, E12695-4, 10109512 , 79317CM428, 79317CM-428, 5310-01-129-0601, 01-129-0601, 5310011290601, 011290601

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	31 MAR 1982	01-129-0601	29730 ( NUT, SELF-LOCKING, EXTENDED WASHER, HEXAGON )

Drawings & Photos | NSN 5310-01-129-0601

Part Number	Request Date	QTY	Origin
ST3M7874	2025-04-119	21	us
ST3M7874	2024-08-226	21	us
79317CM-428	2020-12-355	625	DIBBS
BH787-4	2020-12-355	625	DIBBS
E12695-4	2020-12-355	625	DIBBS
79317CM-428	2020-09-261	925	DIBBS
BH787-4	2020-09-261	925	DIBBS
E12695-4	2020-09-261	925	DIBBS
5310-01-129-0601	2020-05-122	1	DIBBS-RFPs
79317CM-428	2019-03-62	1110	DIBBS
BH787-4	2019-03-62	1110	DIBBS
E12695-4	2019-03-62	1110	DIBBS
5310-01-129-0601	2018-02-36	692	DIBBS
5310-01-129-0601	2017-11-331	10	Spain
ST3M7874	2017-01-17	1	United States
5310-01-129-0601	2016-05-131	5000	DIBBS
5310-01-129-0601	2016-04-95	3825	DIBBS
5310-01-129-0601	2016-02-40	3975	DIBBS
5310-01-129-0601	2015-12-348	1593	DIBBS
5310-01-129-0601	2010-05-148	4800	DIBBS
5310-01-129-0601	2008-11-311	3235	DIBBS
ST3M7874	2008-08-228	50	US

Cross Reference | NSN 5310-01-129-0601

Part Number	Cage Code	Manufacturer
79317CM-428	56878	SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
BH787-4	27238	BRISTOL INDUSTRIES
E12695-4	56878	SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
E12695-4	72962	HARVARD INDUSTRIES INC
ST3M787-4	76301	BOEING COMPANY, THE DBA BOEING

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Related Products | NSN 5310-01-129-0601

5310-01-129-0603, 5310-01-129-0604, 5310-01-129-0605, 5310-01-129-0606, 5310-01-129-0607

Technical Data | NSN 5310-01-129-0601

Characteristic	Specifications
THREAD SERIES	UNJF
NOMINAL THREAD SIZE	0.250 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	3B
THREAD DIRECTION	RIGHT-HAND
MATERIAL	IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	NOT RATED
NUT STYLE	A298 SLOTTED HEXAGON
WASHER OUTSIDE DIAMETER	0.420 INCHES NOMINAL
OVERALL HEIGHT	0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM
WASHER THICKNESS	0.025 INCHES NOMINAL
WIDTH ACROSS FLATS	0.306 INCHES MINIMUM AND 0.316 INCHES MAXIMUM
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION	DRY FILM LUBRICANT
TEMP RATING	450.0 DEG FAHRENHEIT MAXIMUM

Restrictions/Controls & Freight Information | NSN 5310-01-129-0601

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	A	Item does not contain precious metal
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:	0	Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)

Category	Code	Description
NMF Description	093486	BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating	W	Rating Variable
Water commodity Code	573	unknown
Originating Activity Code	KZ	Defense Supply Center Philadelphia Philadelphia, PA 19101
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

Management | NSN 5310-01-129-0601

Air Force
Navy

Category	Code	Description
Budget Code	9	General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price Validation	N	The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM. The price has not been analyzed or reviewed for accuracy. ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each