PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7994440Washer,split

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5310-00-276-3012 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-276-3012 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-276-3012. Primary manufacturer part number: 7994440.
Features
  • Washer,split — FSC 5310
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: SPLIT
  • Material: STEEL COMP 1010 OVERALL
  • Outside Diameter: 2.109 INCHES MINIMUM AND 2.141 INCHES MAXIMUM IN
  • Hole Diameter: 1.625 INCHES MINIMUM AND 1.657 INCHES MAXIMUM IN
  • Material Thickness: 0.032 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN
  • Distance Across Split Opening: 0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1010 Overall construction
General Description

The Washer,split, cataloged under National Stock Number 5310-00-276-3012, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 29 commercial cross-references from 19 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-276-3012
Primary Part Number7994440
Item NameWasher,split
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorSPLIT
MaterialSTEEL COMP 1010 OVERALL
Outside Diameter2.109 INCHES MINIMUM AND 2.141 INCHES MAXIMUM IN
Hole Diameter1.625 INCHES MINIMUM AND 1.657 INCHES MAXIMUM IN
Material Thickness0.032 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN
Distance Across Split Opening0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4320-00-016-34558600-1 INTERCHANGEABLE
Ring,wearing
Air & Liquid Systems Corporation Dba Buffalo Pumps
3040-00-099-4069313096 INTERCHANGEABLE
Hub,body
Lockheed Martin Corporation Div Rms - Mitchel Field
5998-00-109-5781 INTERCHANGEABLE
Circuit Card Assembly
1650-00-319-077086001 INTERCHANGEABLE
Seat,shutoff Valve,
Hydro-Aire Aerospace Corp
1680-00-510-303751523 INTERCHANGEABLE
Carrier,actuator Li
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
6750-00-702-7344 INTERCHANGEABLE
Developer,photographic
5935-00-786-12179975705 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Us Army Aviation and Missile Command
5935-00-917-9402111464 INTERCHANGEABLE
Connector,receptacle,electrical
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
6750-01-144-4297 INTERCHANGEABLE
Developer,photographic
5975-01-276-2673 INTERCHANGEABLE
Plate,wall,electrical
Cross-Reference Index
Part NumberManufacturer
313096 Daf Trucks N.v. (NLD)
8021F Oshkosh Corp (USA)
8331498 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5158860 Rolls-Royce Solutions America Inc (USA)
9A7931 Napco International Llc Dba Napco International Inc (USA)
9CLS5 Mack Trucks Inc Parts Opn (USA)
5-15-23 Southern Coaches, Inc (USA)
V3300X White Motor Corp (USA)
7994440 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
K5-15-23 Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
5310002763012 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
914154 Sasco Inc Canadian Div
139793 Brockway Motor Trucks Div of Mack Trucks Inc (USA)
K5-15-23 American Coleman Company, the Dba Metro Crown International (USA)
5-15-23 Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
V3300 White Motor Corp (USA)
17187F Diamond Reo Truck Co (USA)
3DF0219 Ericsson Inc Telcomcable Div (USA)
5158860 General Motors Corp (USA)
8337498 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
4320-00-016-3455INTERCHANGEABLE
RING,WEARING
8600-1
3040-00-099-4069INTERCHANGEABLE
HUB,BODY
313096
5998-00-109-5781INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1650-00-319-0770INTERCHANGEABLE
SEAT,SHUTOFF VALVE,
86001
1680-00-510-3037INTERCHANGEABLE
CARRIER,ACTUATOR LI
51523
6750-00-702-7344INTERCHANGEABLE
DEVELOPER,PHOTOGRAPHIC
5935-00-786-1217INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
9975705
5935-00-917-9402INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
111464
6750-01-144-4297INTERCHANGEABLE
DEVELOPER,PHOTOGRAPHIC
5975-01-276-2673INTERCHANGEABLE
PLATE,WALL,ELECTRICAL
3455-01-332-4705INTERCHANGEABLE
CUTTER BIT,TOOL HOLDER
2910-01-354-8174INTERCHANGEABLE
FILTER,FLUID
51523

Frequently Asked Questions

What is NSN 5310-00-276-3012?

NSN 5310-00-276-3012 is a Washer,split, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-276-3012?

NSN 5310-00-276-3012 has 29 cross-referenced part numbers: 313096 (Daf Trucks N.v.), 8021F (Oshkosh Corp), 8331498 (U S Army Tank Automotive Command Amsta-Im-Mm), 5158860 (Rolls-Royce Solutions America Inc), 9A7931 (Napco International Llc Dba Napco International Inc) and 24 more.

What NSN replaces 5310-00-276-3012?

There are 12 known substitutes for 5310-00-276-3012: 4320-00-016-3455, 3040-00-099-4069, 5998-00-109-5781 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7994440?

Key specifications for 7994440: Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Style Designator: SPLIT; Material: STEEL COMP 1010 OVERALL; Outside Diameter: 2.109 INCHES MINIMUM AND 2.141 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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