NSN 5310-01-331-8631 MS51552CL06, M83528/010A004, M83528010A004

Product Details | PLATE SELF-LOCKING NUT

5310-01-331-8631 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: MS51552CL06, M83528/010A004, M83528010A004, 5310-01-331-8631, 01-331-8631, 5310013318631, 013318631

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	29 DEC 1990	01-331-8631	05280 ( NUT, SELF-LOCKING, PLATE )

Drawings & Photos | NSN 5310-01-331-8631

Part Number	Request Date	QTY	Origin
5310-01-331-8631	2025-12-337	289	DIBBS
5310-01-331-8631	2025-05-139	289	DIBBS
MS51552CL06	2023-02-53	50	US
5310-01-331-8631	2021-06-172	3400	US
5310-01-331-8631	2019-10-303	205	DIBBS
5310-01-331-8631	2019-06-154	125	DIBBS
5310-01-331-8631	2019-05-125	119	DIBBS
5310-01-331-8631	2019-04-112	100	United States
5310-01-331-8631	2019-04-101	400	United States
MS51552CL06	2015-06-160	8	US
5310-01-331-8631	2015-04-92	50	United States
5310-01-331-8631	2014-12-339	5	United States
5310-01-331-8631	2014-09-267	110	United States
5310-01-331-8631	2014-06-157	8	United States
5310-01-331-8631	2014-06-157	8	United States
5310-01-331-8631	2014-06-157	25	United States
5310-01-331-8631	2014-01-27	100	United States
5310-01-331-8631	2012-02-53	10	US
5310-01-331-8631	2011-10-283	225	MY
MS51552CL06	2011-04-118	48	US
MS51552CL06	2011-04-118	150	US
MS51552CL06	2011-04-118	300	US
MS51552CL06	2011-04-118	600	US
5310-01-331-8631	2010-11-322	39	DIBBS
5310-01-331-8631	2010-06-181	75	DIBBS
5310-01-331-8631	2010-03-84	168	DIBBS
5310-01-331-8631	2010-03-69	250	US
5310-01-331-8631	2009-05-150	324	DIBBS
MS51552CL06	2009-05-148	50	United States
5310-01-331-8631	2009-03-79	174	DIBBS
5310-01-331-8631	2009-03-69	174	DIBBS
5310-01-331-8631	2009-02-56	177	DIBBS
5310-01-331-8631	2008-12-352	57	DIBBS
5310-01-331-8631	2008-09-255	57	DIBBS
5310-01-331-8631	2008-05-141	200	US

Cross Reference | NSN 5310-01-331-8631

Part Number	Cage Code	Manufacturer
M83528/010A004	D9182	BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
MS51552CL06	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Related Products | NSN 5310-01-331-8631

5310-01-331-9055, 5310-01-331-9205, 5310-01-331-9206, 5310-01-331-9207, 5310-01-331-9208

Technical Data | NSN 5310-01-331-8631

Characteristic	Specifications
THREAD SERIES	UNJC
NOMINAL THREAD SIZE	0.138 INCHES
THREAD QUANTITY PER INCH	32
THREAD CLASS	3B
THREAD DIRECTION	RIGHT-HAND
MATERIAL	IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
HARDNESS RATING	49.0 ROCKWELL C MAXIMUM
NUT STYLE	A122 PLATE
NUT LENGTH	0.684 INCHES MAXIMUM
DISTANCE FROM BASE TO CENTER OF APERTURE	0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
NUT HEIGHT	0.170 INCHES MAXIMUM
PLATE THICKNESS	0.020 INCHES MINIMUM AND 0.035 INCHES MAXIMUM
PLATE WIDTH	0.325 INCHES MAXIMUM
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION	DRY FILM LUBRICANT
NUT MOUNTING PROVISION	STRAIGHT HOLES
MOUNTING HOLE ARRANGEMENT STYLE	F3 2 HOLES
MOUNTING HOLE DIAMETER	0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
DISTANCE FROM MOUNTING HOLE CENTER TO BASE	0.320 INCHES MINIMUM AND 0.330 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH	0.217 INCHES MINIMUM AND 0.221 INCHES MAXIMUM
TEMP RATING	450.0 DEG FAHRENHEIT MAXIMUM
FEATURES PROVIDED	FLOATING NUT
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS51552CL06

Restrictions/Controls & Freight Information | NSN 5310-01-331-8631

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 5310-01-331-8631

Category	Code	Description
Materiel Category and Inventory Manager	T	Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity	2	Stock Fund Secondary Items
Management Inventory Segment	2	NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code	0	Medical Materiel
Weapons Systems/End Item or Homogeneous Group	00	DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements Code	X	Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DA	Department of the Army
Service Organization	A	U.S. Army
Reparability	Z	This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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

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

Category	Code	Description
Stores Account Code	1	Marine Corps Stock Fund Account Item.
Combat Essentiality Code	2	Non-Critical Repair Part. Repair parts or major components whose failure in an end item will not render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency, and which do not fit the definition of Code 3 or 4 items.
Materiel Management Code	B	All CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code	2	ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Physical Category Code	1	Bin
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DM	U.S. Marine Corps
Service Organization	M	U.S. Marine Corps
Reparability	Z	Nonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
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

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	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