NSN 5310-01-195-5081 NS202031S45E, NS202031S-4-5E, 01-195-5081

Product Details | PLATE SELF-LOCKING NUT

5310-01-195-5081 A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: NS202031S45E, NS202031S-4-5E, 5310-01-195-5081, 01-195-5081, 5310011955081, 011955081

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	30 NOV 1984	01-195-5081	05280 ( NUT, SELF-LOCKING, PLATE )

Drawings & Photos | NSN 5310-01-195-5081

Part Number	Request Date	QTY	Origin
NS202031S-4-5E	2025-09-259	84	DIBBS
NS202031S-4-5E	2024-01-09	36	DIBBS
NS202031S-4-5E	2023-03-68	26	DIBBS
NS202031S-4-5E	2022-05-123	26	DIBBS
NS202031S-4-5E	2021-11-313	102	DIBBS
NS202031S-4-5E	2021-09-267	4	DIBBS
NS202031S-4-5E	2021-09-256	4	DIBBS
NS202031S-4-5E	2021-08-231	17	DIBBS
NS202031S-4-5E	2021-08-220	17	DIBBS
NS202031S-4-5E	2021-04-91	26	DIBBS
NS202031S-4-5E	2021-03-85	26	DIBBS
NS202031S-4-5E	2021-03-77	26	DIBBS
NS202031S-4-5E	2021-01-20	47	DIBBS
NS202031S-4-5E	2021-01-12	47	DIBBS
NS202031S-4-5E	2020-12-337	25	DIBBS
NS202031S-4-5E	2020-11-329	25	DIBBS
NS202031S-4-5E	2020-11-310	26	DIBBS
NS202031S-4-5E	2020-09-253	100	DIBBS
NS202031S-4-5E	2020-08-219	33	DIBBS
NS202031S-4-5E	2020-07-211	33	DIBBS
NS202031S-4-5E	2019-12-360	100	DIBBS
NS202031S-4-5E	2019-12-352	100	DIBBS
NS202031S-4-5E	2019-10-276	81	DIBBS
NS202031S-4-5E	2019-07-197	80	DIBBS
NS202031S-4-5E	2019-06-178	45	DIBBS
NS202031S-4-5E	2019-04-114	17	DIBBS
NS202031S-4-5E	2019-04-113	11	DIBBS
NS202031S-4-5E	2019-04-106	17	DIBBS
NS202031S-4-5E	2019-04-106	11	DIBBS
NS202031S-4-5E	2019-02-59	37	DIBBS
NS202031S-4-5E	2019-02-51	37	DIBBS
5310-01-195-5081	2018-11-313	70	DIBBS
5310-01-195-5081	2018-11-305	70	DIBBS
5310-01-195-5081	2018-02-53	10	DIBBS
5310-01-195-5081	2017-09-260	10	DIBBS
5310-01-195-5081	2017-02-32	27	DIBBS
5310-01-195-5081	2015-05-137	19	DIBBS
5310-01-195-5081	2015-05-132	19	DIBBS
5310-01-195-5081	2015-04-120	19	DIBBS
5310-01-195-5081	2010-06-162	53	DIBBS
5310-01-195-5081	2010-01-07	15	DIBBS

Cross Reference | NSN 5310-01-195-5081

Part Number	Cage Code	Manufacturer
NS202031S-4-5E	80539	SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP

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Related Products | NSN 5310-01-195-5081

5310-01-195-5082, 5310-01-195-5083, 5310-01-195-5085, 5310-01-195-5086, 5310-01-195-5087

Technical Data | NSN 5310-01-195-5081

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 RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 537 ASSN STD SINGLE MATERIAL RESPONSE OVERALL MIL-R-6855,CL 1,GRADE 80 MIL SPEC SINGLE MATERIAL RESPONSE SEAL
SURFACE TREATMENT	PASSIVATE SHELL PASSIVATE WASHER
HARDNESS RATING	NOT RATED
NUT STYLE	A121 PLATE
OVERALL HEIGHT	0.760 INCHES MAXIMUM
NUT LENGTH	0.930 INCHES MAXIMUM
NUT HEIGHT	0.545 INCHES MAXIMUM
PLATE THICKNESS	0.030 INCHES MAXIMUM
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
NUT COUNTERBORE DEPTH	0.312 INCHES NOMINAL BASE
COUNTERBORE DIAMETER	0.300 INCHES NOMINAL BASE
LUBRICATION	DRY FILM LUBRICANT
NUT MOUNTING PROVISION	STRAIGHT HOLES
MOUNTING HOLE ARRANGEMENT STYLE	F53 2 HOLES
MOUNTING HOLE DIAMETER	0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER	0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM
TEMP RATING	225.0 DEG FAHRENHEIT NOMINAL
FEATURES PROVIDED	FLOATING NUT

Restrictions/Controls & Freight Information | NSN 5310-01-195-5081

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	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 5310-01-195-5081

Air Force

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	Z	INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each