PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7520426Washer,flat

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5310-00-290-1431 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-290-1431 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-290-1431. Primary manufacturer part number: 7520426.
Features
  • Washer,flat — FSC 5310
  • Material: CELLULOSE OVERALL
  • Thickness: 0.062 INCHES NOMINAL IN
  • Overall Diameter: 0.625 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 0.447 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Cellulose Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-290-1431, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-290-1431
Primary Part Number7520426
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
MaterialCELLULOSE OVERALL
Thickness0.062 INCHES NOMINAL IN
Overall Diameter0.625 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Hole Diameter0.447 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Material Document and ClassificationMIL-G-12803,NO. 3200-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Minimum Tensile Strength6000 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5915-00-167-4877 INTERCHANGEABLE
Filter,line
5960-00-189-5968 INTERCHANGEABLE
Electron Tube
3120-00-517-83221537959-1 INTERCHANGEABLE
Bearing,sleeve
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
7520426 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
A3047 PRIMARY Dcm Manufacturing, Inc. (USA)
Related Parts
5915-00-167-4877INTERCHANGEABLE
FILTER,LINE
5960-00-189-5968INTERCHANGEABLE
ELECTRON TUBE
3120-00-517-8322INTERCHANGEABLE
BEARING,SLEEVE
1537959-1

Frequently Asked Questions

What is NSN 5310-00-290-1431?

NSN 5310-00-290-1431 is a Washer,flat, 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 5310-00-290-1431?

NSN 5310-00-290-1431 has 2 cross-referenced part numbers: 7520426 (U S Army Tank Automotive Command Amsta-Im-Mm), A3047 (Dcm Manufacturing, Inc.).

What NSN replaces 5310-00-290-1431?

There are 3 known substitutes for 5310-00-290-1431: 5915-00-167-4877, 5960-00-189-5968, 3120-00-517-8322. Verify interchangeability with system specifications before substitution.

What are the specifications of 7520426?

Key specifications for 7520426: Material: CELLULOSE OVERALL; Thickness: 0.062 INCHES NOMINAL IN; Overall Diameter: 0.625 INCHES NOMINAL IN; Peripheral Shape Style: ROUND. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-290-1431 still in active supply?

NSN 5310-00-290-1431 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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