NSN 5310-01-448-0074 H537774, H53777-4, ST278010

Product Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-01-448-0074 A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: H537774, H53777-4, ST278010, ST2780-10, ST278110, ST2781-10, ST278210, ST2782-10, ST278310, ST2783-10, ST278510, ST2785-10, VN4761BB048, LH135874, LH13587-4, 92617428, 92617-428, 5310-01-448-0074, 01-448-0074, 5310014480074, 014480074

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	19 AUG 1997	01-448-0074	29729 ( NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON )

Drawings & Photos | NSN 5310-01-448-0074

Part Number	Request Date	QTY	Origin
5310-01-448-0074	2024-04-93	80	US
ST278510	2024-02-44	10	IN
ST278010	2023-07-210	1000	US
ST2780-10	2022-07-187	3479	DIBBS
ST2782-10	2022-07-187	3479	DIBBS
ST2783-10	2022-07-187	3479	DIBBS
ST2785-10	2022-07-187	3479	DIBBS
5310-01-448-0074	2021-11-333	185	US
5310-01-448-0074	2021-03-70	500	US
ST278010	2020-12-351	12	United States
ST278010	2020-09-273	25	United States
5310-01-448-0074	2020-03-87	250	US
5310-01-448-0074	2020-03-70	48	US
ST278510	2019-08-217	2	India
5310-01-448-0074	2019-02-42	100	US
ST278510	2019-02-39	2	India
ST278010	2019-02-36	5	United States
ST278010	2019-02-36	50	United States
ST278010	2019-02-36	100	United States
ST278510	2018-12-353	20	United States
5310-01-448-0074	2018-12-336	3806	DIBBS
ST278010	2018-08-227	20	United States
5310-01-448-0074	2018-03-87	5803	US
ST278510	2018-03-68	5	US
ST278510	2017-09-272	5	United States
5310-01-448-0074	2017-06-171	96	US
5310-01-448-0074	2016-09-257	15	US
ST278010	2016-03-78	10	United States
5310-01-448-0074	2015-03-63	7136	DIBBS
ST278010	2015-01-13	5228	US
5310-01-448-0074	2015-01-12	5228	DIBBS
5310-01-448-0074	2014-04-91	55	United States
ST278010	2013-09-259	20	United States
5310-01-448-0074	2013-08-218	7397	DIBBS
ST278510	2012-07-191	1	United States
ST278510	2012-06-172	1600	US
5310-01-448-0074	2012-03-81	50	US
5310-01-448-0074	2012-02-52	3200	US
ST278510	2011-05-125	200	US
ST278510	2011-05-125	200	US
5310-01-448-0074	2010-10-298	2881	DIBBS
5310-01-448-0074	2010-08-230	3275	DIBBS
ST278510	2010-05-141	2	US
ST278510	2009-04-91	195	United States
ST278510	2008-10-284	160	US
5310-01-448-0074	2008-07-207	7000	DIBBS
5310-01-448-0074	2008-07-189	1866	DIBBS
5310-01-448-0074	2008-07-189	7000	DIBBS
5310-01-448-0074	2008-02-52	955	DIBBS
5310-01-448-0074	2008-02-52	973	DIBBS
5310-01-448-0074	2008-02-52	2374	DIBBS
ST278010	2007-09-263	1000	IT
ST278010	2006-09-272	100	US

Cross Reference | NSN 5310-01-448-0074

Part Number	Cage Code	Manufacturer
92617-428	56878	SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
H53777-4	15653	ALCOA GLOBAL FASTENERS, INC.
LH13587-4	56878	SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
ST2780-10	15653	ALCOA GLOBAL FASTENERS, INC.
ST2780-10	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
ST2781-10	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
ST2782-10	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
ST2783-10	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
ST2785-10	15653	ALCOA GLOBAL FASTENERS, INC.
ST2785-10	56878	SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
ST2785-10	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
ST2785-10	92215	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
VN4761BB048	92215	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Related Products | NSN 5310-01-448-0074

5310-01-448-0118, 5310-01-448-0485, 5310-01-448-0506, 5310-01-448-0516, 5310-01-448-0522

Technical Data | NSN 5310-01-448-0074

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-5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING	24.0 ROCKWELL C MINIMUM
NUT STYLE	A293 DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER	0.410 INCHES MINIMUM
OVERALL HEIGHT	0.308 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
WASHER THICKNESS	0.045 INCHES MINIMUM AND 0.060 INCHES MAXIMUM
WIDTH ACROSS FLATS	0.312 INCHES NOMINAL
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
COUNTERSINK ANGLE	85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT
TEMP RATING	NOT RATED
MANUFACTURERS CODE	77445
MFR SOURCE CONTROLLING REFERENCE	ST2785-10

Restrictions/Controls & Freight Information | NSN 5310-01-448-0074

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	713	unknown
Originating Activity Code	KH	Defense Industrial Supply Center Philadelphia, PA 19111
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 5310-01-448-0074

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.
Materiel Management Aggregation Code	SX	SX:AF SICA RESIDUAL MMAC-OC-ALC
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	M 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	M EA : Each