PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1904376Washer,lock

General Motors Corp Delco Remy Div · NSN 5310-00-641-9392 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-641-9392 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-641-9392. Primary manufacturer part number: 1904376.
Features
  • Washer,lock — FSC 5310
  • Outside Diameter: 0.373 INCHES NOMINAL IN
  • Hole Diameter: 0.168 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Material Thickness: 0.003 INCHES MINIMUM AND 0.006 INCHES MAXIMUM IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • 5 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 5310-00-641-9392, 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 Delco Remy Div. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN5310-00-641-9392
Primary Part Number1904376
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGeneral Motors Corp Delco Remy Div
StatusACTIVE
Outside Diameter0.373 INCHES NOMINAL IN
Hole Diameter0.168 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OVERALL
Material Thickness0.003 INCHES MINIMUM AND 0.006 INCHES MAXIMUM IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-809-3365 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
1904376 General Motors Corp Delco Remy Div (USA)
1904376 Rolls-Royce Solutions America Inc (USA)
1904376 General Motors Llc Dba General Motors Llc (USA)
1904376 General Motors Corp (USA)
1904376 Borgwarner Pds (anderson), L.l.c. (USA)
Related Parts
5310-00-809-3365INTERCHANGEABLE
WASHER,LOCK

Frequently Asked Questions

What is NSN 5310-00-641-9392?

NSN 5310-00-641-9392 is a Washer,lock, manufactured by General Motors Corp Delco Remy Div, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-641-9392?

NSN 5310-00-641-9392 has 5 cross-referenced part numbers: 1904376 (General Motors Corp Delco Remy Div), 1904376 (Rolls-Royce Solutions America Inc), 1904376 (General Motors Llc Dba General Motors Llc), 1904376 (General Motors Corp), 1904376 (Borgwarner Pds (anderson), L.l.c.).

What NSN replaces 5310-00-641-9392?

There is 1 known substitute for 5310-00-641-9392: 5310-00-809-3365. Verify interchangeability with system specifications before substitution.

What are the specifications of 1904376?

Key specifications for 1904376: Outside Diameter: 0.373 INCHES NOMINAL IN; Hole Diameter: 0.168 INCHES NOMINAL IN; Material: STEEL OVERALL; Surface Treatment: CADMIUM 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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