Product Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-964-6781 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: BH001914, BH00191-4, H195174, H19517-4, SA4993C428, SA4993C-428, SL4905428, SL4905-428, VN450B048, Z1855048, Z1855-048, Z4063048, Z4063-048, R399P2, R399P2A, R399P2C, R399P2H, R399P2J, R399P2M, R399P2S, 119FW428, 5310-00-964-6781, 00-964-6781, 5310009646781, 009646781

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1962 00-964-6781

Drawings & Photos | NSN 5310-00-964-6781


Demand History | NSN 5310-00-964-6781

Part Number Request Date QTY Origin
119FW428 2023-04-108 8061 DIBBS
BH00191-4 2023-04-108 8061 DIBBS
H19517-4 2023-04-108 8061 DIBBS
R399P2 2023-04-108 8061 DIBBS
SA4993C-428 2023-04-108 8061 DIBBS
SL4905-428 2023-04-108 8061 DIBBS
119FW428 2023-04-100 8061 DIBBS
BH00191-4 2023-04-100 8061 DIBBS
H19517-4 2023-04-100 8061 DIBBS
R399P2 2023-04-100 8061 DIBBS
SA4993C-428 2023-04-100 8061 DIBBS
SL4905-428 2023-04-100 8061 DIBBS
5310-00-964-6781 2022-10-289 4360 DIBBS
5310-00-964-6781 2019-04-113 24816 DIBBS
5310-00-964-6781 2019-02-45 25180 DIBBS
5310-00-964-6781 2018-12-346 1 DIBBS-RFPs
5310-00-964-6781 2018-01-01 13180 DIBBS
5310-00-964-6781 2016-06-181 37261 DIBBS
5310-00-964-6781 2016-06-154 27859 DIBBS
119FW428 2012-03-83 164 US
5310-00-964-6781 2008-10-295 19048 DIBBS

Cross Reference | NSN 5310-00-964-6781

Part Number Cage Code Manufacturer
119FW428 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
BH00191-4 27238 BRISTOL INDUSTRIES
H19517-4 15653 ALCOA GLOBAL FASTENERS, INC.
H19517-4 R1120 SATAIR A/S
R399P2 07482 GENERAL ELECTRIC COMPANY DBA GE
R399P2 51792 COLUMBIA NUT & BOLT LLC
R399P2 5R793 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
R399P2A 07482 GENERAL ELECTRIC COMPANY DBA GE
R399P2C 07482 GENERAL ELECTRIC COMPANY DBA GE
R399P2H 07482 GENERAL ELECTRIC COMPANY DBA GE
R399P2J 07482 GENERAL ELECTRIC COMPANY DBA GE
R399P2M 07482 GENERAL ELECTRIC COMPANY DBA GE
R399P2M 8K112 FREUNDLICH SUPPLY COMPANY, INC.
R399P2S 07482 GENERAL ELECTRIC COMPANY DBA GE
SA4993C-428 71087 REPUBLIC FASTENER MFG. CORP. Use CAGE Code 52828 for Cataloging.
SL4905-428 71087 REPUBLIC FASTENER MFG. CORP. Use CAGE Code 52828 for Cataloging.
VN450B048 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
VN450B048 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
VN450B048 C4293 ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH
Z1855-048 019L2 MACLEAN-FOGG COMPANY DBA MAC LEAN-ESNA
Z1855-048 72962 HARVARD INDUSTRIES INC
Z4063-048 019L2 MACLEAN-FOGG COMPANY DBA MAC LEAN-ESNA
Z4063-048 72962 HARVARD INDUSTRIES INC

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Technical Data | NSN 5310-00-964-6781

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
SURFACE TREATMENT SILVER OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A293 DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER 0.443 INCHES MAXIMUM
OVERALL HEIGHT 0.396 INCHES MINIMUM AND 0.411 INCHES MAXIMUM
WASHER THICKNESS 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.369 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
COUNTERSINK ANGLE ANY ACCEPTABLE NUT
TEMP RATING 1200.0 DEG FAHRENHEIT NOMINAL
III PRECIOUS MATERIAL SILVER
MANUFACTURERS CODE 07482
MFR SOURCE CONTROLLING REFERENCE R399P2A

Restrictions/Controls & Freight Information | NSN 5310-00-964-6781

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:SItem contains silver
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
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 XX
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 5310-00-964-6781

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX 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 SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityAItem requires special handling or condemnation procedures for specific reasons, such as precious metal content, high dollar value, critical material, or hazardous materiel. Refer to appropriate manuals or directives for specific instructions.
Acquisition Advice CodesDDoD 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 CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Q
EA : Each
Category Code Description
Budget Code9 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.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD 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 CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Q
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD 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 CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Q
EA : Each