PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SCB69821Washer,flat

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5310-00-240-0354 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-240-0354 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-240-0354. Primary manufacturer part number: SCB69821.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
  • Hardness Rating: 71.0 ROCKWELL M MINIMUM AND 118.0 ROCKWELL M MAXIMUM
  • Material: PLASTIC OVERALL
  • Minimum Tensile Strength: 8100 POUNDS PER SQUARE INCH LBS
  • Hole Diameter: 0.312 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-240-0354, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5310-00-240-0354
Primary Part NumberSCB69821
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Hardness Rating71.0 ROCKWELL M MINIMUM AND 118.0 ROCKWELL M MAXIMUM
MaterialPLASTIC OVERALL
Minimum Tensile Strength8100 POUNDS PER SQUARE INCH LBS
Hole Diameter0.312 INCHES NOMINAL IN
Overall Diameter0.625 INCHES NOMINAL IN
Thickness0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5930-00-689-4713 INTERCHANGEABLE
Switch,rotary
5120-01-449-949850-909 INTERCHANGEABLE
Bead Seating Tool
Myers Tire Supply Distribution Inc Div Akron Branch
5306-01-647-8611267040 INTERCHANGEABLE
Bolt,assembled Sleeve
Brighton-Best International Inc
Cross-Reference Index
Part NumberManufacturer
879601-00 Defense Reduction Agency (USA)
SCB69821 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
50909 Kleinschmidt Inc (USA)
Related Parts
5930-00-689-4713INTERCHANGEABLE
SWITCH,ROTARY
5120-01-449-9498INTERCHANGEABLE
BEAD SEATING TOOL
50-909
5306-01-647-8611INTERCHANGEABLE
BOLT,ASSEMBLED SLEEVE
267040

Frequently Asked Questions

What is NSN 5310-00-240-0354?

NSN 5310-00-240-0354 is a Washer,flat, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-240-0354?

NSN 5310-00-240-0354 has 3 cross-referenced part numbers: 879601-00 (Defense Reduction Agency), SCB69821 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 50909 (Kleinschmidt Inc).

What NSN replaces 5310-00-240-0354?

There are 3 known substitutes for 5310-00-240-0354: 5930-00-689-4713, 5120-01-449-9498, 5306-01-647-8611. Verify interchangeability with system specifications before substitution.

What are the specifications of SCB69821?

Key specifications for SCB69821: Peripheral Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Center Hole Shape Style: ROUND; Hardness Rating: 71.0 ROCKWELL M MINIMUM AND 118.0 ROCKWELL M MAXIMUM. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-240-0354 still in active supply?

NSN 5310-00-240-0354 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.
PartsTable Design LLC · partstable.com