NSN 5310-01-537-9877 TLN1021CPD16, TLN1021CPD1-6, 01-537-9877

Product Details | DOUBLE HEXAGON SINGLE BALL SEAT SELF-LOCKING NUT

5310-01-537-9877 A nut having one convex, spherical bearing surface, with 12 drive points, 24 sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: TLN1021CPD16, TLN1021CPD1-6, 5310-01-537-9877, 01-537-9877, 5310015379877, 015379877

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	07 MAR 2006	01-537-9877	33115 ( NUT, SELF-LOCKING, SINGLE BALL SEAT, DOUBLE HEXAGON )

Drawings & Photos | NSN 5310-01-537-9877

Part Number	Request Date	QTY	Origin
TLN1021CPD1-6	2025-06-162	18	DIBBS
TLN1021CPD1-6	2025-06-154	18	DIBBS
TLN1021CPD1-6	2021-11-333	16	DIBBS
TLN1021CPD1-6	2021-11-319	16	DIBBS
TLN1021CPD1-6	2020-10-289	33	DIBBS
TLN1021CPD1-6	2020-10-281	33	DIBBS
TLN1021CPD1-6	2020-06-182	13	DIBBS
5310-01-537-9877	2017-02-32	28	DIBBS
5310-01-537-9877	2016-12-336	35	DIBBS
5310-01-537-9877	2016-11-307	35	DIBBS
5310-01-537-9877	2013-03-65	128	DIBBS
5310-01-537-9877	2012-10-275	128	DIBBS
5310-01-537-9877	2012-06-165	130	DIBBS
5310-01-537-9877	2011-11-308	410	DIBBS
5310-01-537-9877	2011-08-235	104	DIBBS
5310-01-537-9877	2011-05-139	150	DIBBS
5310-01-537-9877	2010-08-240	25	DIBBS
5310-01-537-9877	2010-08-216	20	United States
5310-01-537-9877	2010-05-144	8	DIBBS

Cross Reference | NSN 5310-01-537-9877

Part Number	Cage Code	Manufacturer
TLN1021CPD1-6	17446	HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
TLN1021CPD1-6	27624	SPS TECHNOLOGIES, LLC DBA PB FASTENERS
TLN1021CPD1-6	59563	REID PRODUCTS INC. DBA REID PRODUCTS
TLN1021CPD1-6	80539	SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
TLN1021CPD1-6	92215	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Related Products | NSN 5310-01-537-9877

5310-01-537-9938, 5310-01-538-0027, 5310-01-538-0028, 5310-01-538-0038, 5310-01-538-0039

Technical Data | NSN 5310-01-537-9877

Characteristic	Specifications
THREAD SERIES	UNJF
NOMINAL THREAD SIZE	0.375 INCHES
THREAD QUANTITY PER INCH	24
THREAD CLASS	3B
THREAD DIRECTION	RIGHT-HAND
MATERIAL	IRON ALLOY 660 OR STEEL COMP XM-13 OR NICKEL ALLOY 718 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5662 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	A8A SINGLE BALL SEAT, DOUBLE HEXAGON
BALL SEAT RADIUS	0.435 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
NUT HEIGHT	0.455 INCHES MAXIMUM
WIDTH ACROSS FLATS	0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION	DRY FILM LUBRICANT
TEMP RATING	452.0 DEG FAHRENHEIT MINIMUM AND 800.0 DEG FAHRENHEIT MAXIMUM
III END ITEM IDENTIFICATION PURPO	B-1B AIRCRAFT SE,ELECTRICAL,BRANCHED

Restrictions/Controls & Freight Information | NSN 5310-01-537-9877

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	SX	Oklahoma City Air Logistics Center Tinker AFB, OK 73145-3043
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 5310-01-537-9877

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.
Materiel Management Aggregation Code	EK	SX:B-1
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	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