PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1914579Washer,lock

General Motors Corp · NSN 5310-00-276-2946 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-276-2946 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-276-2946. Primary manufacturer part number: 1914579.
Features
  • Washer,lock — FSC 5310
  • Material Thickness: 0.047 INCHES MINIMUM IN
  • Hole Diameter: 0.221 INCHES MINIMUM IN
  • Surface Treatment: ZINC OR DICHROMATE OVERALL
  • Material: STEEL OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Outside Diameter: 0.427 INCHES MAXIMUM IN
  • 2 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-276-2946, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Corp. Government technical data includes 6 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: Active.

Technical Specifications
ParameterValue
NSN5310-00-276-2946
Primary Part Number1914579
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusACTIVE
Material Thickness0.047 INCHES MINIMUM IN
Hole Diameter0.221 INCHES MINIMUM IN
Surface TreatmentZINC OR DICHROMATE OVERALL
MaterialSTEEL OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Outside Diameter0.427 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-550-372215165 INTERCHANGEABLE
Washer,lock
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
Cross-Reference Index
Part NumberManufacturer
1914579 General Motors Corp (USA)
1914579 General Motors Llc Dba General Motors Llc (USA)
Related Parts
5310-00-550-3722INTERCHANGEABLE
WASHER,LOCK
15165

Frequently Asked Questions

What is NSN 5310-00-276-2946?

NSN 5310-00-276-2946 is a Washer,lock, manufactured by General Motors Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-276-2946?

NSN 5310-00-276-2946 has 2 cross-referenced part numbers: 1914579 (General Motors Corp), 1914579 (General Motors Llc Dba General Motors Llc).

What NSN replaces 5310-00-276-2946?

There is 1 known substitute for 5310-00-276-2946: 5310-00-550-3722. Verify interchangeability with system specifications before substitution.

What are the specifications of 1914579?

Key specifications for 1914579: Material Thickness: 0.047 INCHES MINIMUM IN; Hole Diameter: 0.221 INCHES MINIMUM IN; Surface Treatment: ZINC OR DICHROMATE OVERALL; Material: STEEL OVERALL. 6 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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