PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

96589Washer,flat

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5310-00-599-4786 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-599-4786 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-599-4786. Primary manufacturer part number: 96589.
Features
  • Washer,flat — FSC 5310
  • Material: LEAD OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Overall Diameter: 0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Thickness: 0.016 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Lead Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-599-4786, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. 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: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-599-4786
Primary Part Number96589
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusCANCELLED
MaterialLEAD OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Overall Diameter0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Hole Diameter0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Thickness0.016 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5305-00-167-412596589 INTERCHANGEABLE
Screw,machine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
96589 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
QQ-L-201 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5305-00-167-4125INTERCHANGEABLE
SCREW,MACHINE
96589

Frequently Asked Questions

What is NSN 5310-00-599-4786?

NSN 5310-00-599-4786 is a Washer,flat, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-599-4786?

NSN 5310-00-599-4786 has 2 cross-referenced part numbers: 96589 (Lockheed Martin Corporation Div Rms - Mitchel Field), QQ-L-201 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5310-00-599-4786?

There is 1 known substitute for 5310-00-599-4786: 5305-00-167-4125. Verify interchangeability with system specifications before substitution.

What are the specifications of 96589?

Key specifications for 96589: Material: LEAD OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Overall Diameter: 0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN; Center Hole Shape Style: ROUND. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-599-4786 still in active supply?

NSN 5310-00-599-4786 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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