PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5310EG007Washer,flat

Us Army Aviation and Missile Command · NSN 5310-00-478-8657 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-478-8657 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-478-8657. Primary manufacturer part number: 5310EG007.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.750 INCHES NOMINAL IN
  • Surface Treatment: CADMIUM OVERALL
  • Peripheral Shape Style: ROUND
  • Material: STEEL OVERALL
  • Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.328 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-478-8657, 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 Aviation and Missile Command. 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
NSN5310-00-478-8657
Primary Part Number5310EG007
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusCANCELLED
Overall Diameter0.750 INCHES NOMINAL IN
Surface TreatmentCADMIUM OVERALL
Peripheral Shape StyleROUND
MaterialSTEEL OVERALL
Hardness Rating25.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
Center Hole Shape StyleROUND
Hole Diameter0.328 INCHES NOMINAL IN
Thickness0.094 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5920-00-239-6546401506-5 INTERCHANGEABLE
Arrester,electrical Surge
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2520-01-226-4020 INTERCHANGEABLE
Shaft,axle,automotive
6515-01-419-7705401.506 INTERCHANGEABLE
Screw,bone,maxillofacial Surgery
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
5310EG007 Us Army Aviation and Missile Command (USA)
401506 Teledyne Industries Inc Teledyne Power Systems Div (USA)
Related Parts
5920-00-239-6546INTERCHANGEABLE
ARRESTER,ELECTRICAL SURGE
401506-5
2520-01-226-4020INTERCHANGEABLE
SHAFT,AXLE,AUTOMOTIVE
6515-01-419-7705INTERCHANGEABLE
SCREW,BONE,MAXILLOFACIAL SURGERY
401.506

Frequently Asked Questions

What is NSN 5310-00-478-8657?

NSN 5310-00-478-8657 is a Washer,flat, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-478-8657?

NSN 5310-00-478-8657 has 2 cross-referenced part numbers: 5310EG007 (Us Army Aviation and Missile Command), 401506 (Teledyne Industries Inc Teledyne Power Systems Div).

What NSN replaces 5310-00-478-8657?

There are 3 known substitutes for 5310-00-478-8657: 5920-00-239-6546, 2520-01-226-4020, 6515-01-419-7705. Verify interchangeability with system specifications before substitution.

What are the specifications of 5310EG007?

Key specifications for 5310EG007: Overall Diameter: 0.750 INCHES NOMINAL IN; Surface Treatment: CADMIUM OVERALL; Peripheral Shape Style: ROUND; Material: STEEL OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-478-8657 still in active supply?

NSN 5310-00-478-8657 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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