PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7088740Washer,key

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5310-00-262-5479 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-262-5479 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-262-5479. Primary manufacturer part number: 7088740.
Features
  • Washer,key — FSC 5310
  • Style Designator: KEYKEY
  • Material: STEEL COMP 1020 OVERALL
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALLSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Hole Diameter: 0.328 INCHES MINIMUM AND 0.328 INCHES MINIMUM AND 0.359 INCHES MAXIMUM0.359 INCHES MAXIMUM IN
  • External Prebent Key Length: 0.0937 INCHES NOMINAL0.0937 INCHES NOMINAL IN
  • External Key Quantity: 11
  • Distance From Centerline to Inside of Prebent Key: 0.656 INCHES NOMINAL0.656 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1020 Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-262-5479, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-262-5479
Primary Part Number7088740
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Style DesignatorKEYKEY
MaterialSTEEL COMP 1020 OVERALL
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALLSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Hole Diameter0.328 INCHES MINIMUM AND 0.328 INCHES MINIMUM AND 0.359 INCHES MAXIMUM0.359 INCHES MAXIMUM IN
External Prebent Key Length0.0937 INCHES NOMINAL0.0937 INCHES NOMINAL IN
External Key Quantity11
Distance From Centerline to Inside of Prebent Key0.656 INCHES NOMINAL0.656 INCHES NOMINAL IN
Outside Diameter1.734 INCHES MINIMUM AND 1.734 INCHES MINIMUM AND 1.766 INCHES MAXIMUM1.766 INCHES MAXIMUM IN
External Prebent Key Width0.109 INCHES MINIMUM AND 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM0.141 INCHES MAXIMUM IN
Material Thickness0.172 INCHES MINIMUM AND 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM0.203 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5310-00-124-9117UB2215 INTERCHANGEABLE
Washer,key
Bera Tilt-Top Trailer Inc
5310-00-620-24867085127 INTERCHANGEABLE
Washer,key
U S Army Tank Automotive Command Amsta-Im-Mm
5310-00-695-3163A150034 INTERCHANGEABLE
Washer,wheel Bearin
Kentucky Mfg Co
5310-00-927-3237UB2215 INTERCHANGEABLE
Washer,brake Slack
Load King, Llc Div Load King
Cross-Reference Index
Part NumberManufacturer
7088740 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5231-46-6 PRIMARY Chief of Engineers Dept of Army (USA)
5310002625479 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
5310002625479 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
A150034 Load King, Llc Div Load King (USA)
UB2215 Standard Forge and Axle Co Inc (USA)
Related Parts
5310-00-124-9117INTERCHANGEABLE
WASHER,KEY
UB2215
5310-00-620-2486INTERCHANGEABLE
WASHER,KEY
7085127
5310-00-695-3163INTERCHANGEABLE
WASHER,WHEEL BEARIN
A150034
5310-00-927-3237INTERCHANGEABLE
WASHER,BRAKE SLACK
UB2215

Frequently Asked Questions

What is NSN 5310-00-262-5479?

NSN 5310-00-262-5479 is a Washer,key, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-262-5479?

NSN 5310-00-262-5479 has 6 cross-referenced part numbers: 7088740 (U S Army Tank Automotive Command Amsta-Im-Mm), 5231-46-6 (Chief of Engineers Dept of Army), 5310002625479 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 5310002625479 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), A150034 (Load King, Llc Div Load King) and 1 more.

What NSN replaces 5310-00-262-5479?

There are 4 known substitutes for 5310-00-262-5479: 5310-00-124-9117, 5310-00-620-2486, 5310-00-695-3163 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7088740?

Key specifications for 7088740: Style Designator: KEYKEY; Material: STEEL COMP 1020 OVERALL; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALLSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Hole Diameter: 0.328 INCHES MINIMUM AND 0.328 INCHES MINIMUM AND 0.359 INCHES MAXIMUM0.359 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-262-5479 still in active supply?

NSN 5310-00-262-5479 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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