PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

906638Washer,flat

Am General Llc · NSN 5310-00-653-6715 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-653-6715 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-653-6715. Primary manufacturer part number: 906638.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Thickness: 0.250 INCHES NOMINAL IN
  • Material: WOOL OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 2.500 INCHES NOMINAL IN
  • Hole Diameter: 0.438 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Wool Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-653-6715, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Am General Llc. Government technical data includes 7 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-653-6715
Primary Part Number906638
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAm General Llc
StatusACTIVE
Peripheral Shape StyleROUND
Thickness0.250 INCHES NOMINAL IN
MaterialWOOL OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Overall Diameter2.500 INCHES NOMINAL IN
Hole Diameter0.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5210-01-022-2826906638 INTERCHANGEABLE
Gage,nozzle Area,tu
L.s. Starrett Company (the) Div Tool Division
Cross-Reference Index
Part NumberManufacturer
906638 General Motors Corp Delco Moraine Ndh Div (USA)
906638 PRIMARY Am General Llc (USA)
Related Parts
5210-01-022-2826INTERCHANGEABLE
GAGE,NOZZLE AREA,TU
906638

Frequently Asked Questions

What is NSN 5310-00-653-6715?

NSN 5310-00-653-6715 is a Washer,flat, manufactured by Am General Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-653-6715?

NSN 5310-00-653-6715 has 2 cross-referenced part numbers: 906638 (General Motors Corp Delco Moraine Ndh Div), 906638 (Am General Llc).

What NSN replaces 5310-00-653-6715?

There is 1 known substitute for 5310-00-653-6715: 5210-01-022-2826. Verify interchangeability with system specifications before substitution.

What are the specifications of 906638?

Key specifications for 906638: Peripheral Shape Style: ROUND; Thickness: 0.250 INCHES NOMINAL IN; Material: WOOL OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 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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