PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8490076Washer,flat

Us Army Aviation and Missile Command · NSN 5310-00-584-5004 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-584-5004 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-584-5004. Primary manufacturer part number: 8490076.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.520 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 1.160 INCHES MINIMUM AND 1.165 INCHES MAXIMUM IN
  • Thickness: 0.060 INCHES NOMINAL IN
  • Surface Treatment: ZINC OVERALL
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 1008 OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1008 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-584-5004, 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 10 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-584-5004
Primary Part Number8490076
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Hole Diameter0.520 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Overall Diameter1.160 INCHES MINIMUM AND 1.165 INCHES MAXIMUM IN
Thickness0.060 INCHES NOMINAL IN
Surface TreatmentZINC OVERALL
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 1008 OVERALL
Hardness Rating50.0 ROCKWELL B MINIMUM
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5995-00-075-102048290 INTERCHANGEABLE
Lead,electrical
L3harris Technologies, Inc. Div Space and Airborne Systems
5120-00-152-2299 INTERCHANGEABLE
Blade,nutdriver
2540-00-287-8224110292H INTERCHANGEABLE
Latch,pintle Hook
Navistar Intl Corp Truck Br Ohio Plant
3110-00-289-658548290 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
3110-00-620-091048290 INTERCHANGEABLE
Bearing,roller,tapered
The Timken Corporation
5306-00-843-1516408290 INTERCHANGEABLE
Bolt,machine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
8490076 PRIMARY Us Army Aviation and Missile Command (USA)
48290 Stewart-Warner Alemite Sales Co Inc (USA)
Related Parts
5995-00-075-1020INTERCHANGEABLE
LEAD,ELECTRICAL
48290
5120-00-152-2299INTERCHANGEABLE
BLADE,NUTDRIVER
2540-00-287-8224INTERCHANGEABLE
LATCH,PINTLE HOOK
110292H
3110-00-289-6585INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
48290
3110-00-620-0910INTERCHANGEABLE
BEARING,ROLLER,TAPERED
48290
5306-00-843-1516INTERCHANGEABLE
BOLT,MACHINE
408290

Frequently Asked Questions

What is NSN 5310-00-584-5004?

NSN 5310-00-584-5004 is a Washer,flat, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-584-5004?

NSN 5310-00-584-5004 has 2 cross-referenced part numbers: 8490076 (Us Army Aviation and Missile Command), 48290 (Stewart-Warner Alemite Sales Co Inc).

What NSN replaces 5310-00-584-5004?

There are 6 known substitutes for 5310-00-584-5004: 5995-00-075-1020, 5120-00-152-2299, 2540-00-287-8224 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8490076?

Key specifications for 8490076: Hole Diameter: 0.520 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN; Center Hole Shape Style: ROUND; Overall Diameter: 1.160 INCHES MINIMUM AND 1.165 INCHES MAXIMUM IN; Thickness: 0.060 INCHES NOMINAL IN. 10 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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