PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1587Washer,key

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 5310-01-094-0183 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-094-0183 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-094-0183. Primary manufacturer part number: A1587.
Features
  • Washer,key — FSC 5310
  • Material: STEEL OVERALL
  • Hole Diameter: 1.469 INCHES NOMINAL IN
  • Outside Diameter: 2.000 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-01-094-0183, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5310-01-094-0183
Primary Part NumberA1587
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
MaterialSTEEL OVERALL
Hole Diameter1.469 INCHES NOMINAL IN
Outside Diameter2.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2920-00-362-1412A1587 INTERCHANGEABLE
Spring
Am General Llc
8455-01-016-8448 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-528-8565 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-647-5762 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-715-8626 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-715-8629 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
A1587 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
2920-00-362-1412INTERCHANGEABLE
SPRING
A1587
8455-01-016-8448INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-528-8565INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-647-5762INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-715-8626INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-715-8629INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 5310-01-094-0183?

NSN 5310-01-094-0183 is a Washer,key, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-094-0183?

NSN 5310-01-094-0183 has 1 cross-referenced part number: A1587 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 5310-01-094-0183?

There are 6 known substitutes for 5310-01-094-0183: 2920-00-362-1412, 8455-01-016-8448, 8455-01-528-8565 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1587?

Key specifications for A1587: Material: STEEL OVERALL; Hole Diameter: 1.469 INCHES NOMINAL IN; Outside Diameter: 2.000 INCHES NOMINAL IN. 3 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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