PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

120-237Washer,lock

Prestolite Electric Inc · NSN 5310-00-168-6374 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-168-6374 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-168-6374. Primary manufacturer part number: 120-237.
Features
  • Washer,lock — FSC 5310
  • Material Thickness: 0.056 INCHES NOMINAL IN
  • Hole Diameter: 0.188 INCHES NOMINAL IN
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Outside Diameter: 0.324 INCHES NOMINAL IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Material: STEEL OVERALL
  • 4 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 5310-00-168-6374, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN5310-00-168-6374
Primary Part Number120-237
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerPrestolite Electric Inc
StatusACTIVE
Material Thickness0.056 INCHES NOMINAL IN
Hole Diameter0.188 INCHES NOMINAL IN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Outside Diameter0.324 INCHES NOMINAL IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5365-01-269-4392120-237 INTERCHANGEABLE
Spacer,sleeve
Prestolite Electric Inc Defense Products Div
Cross-Reference Index
Part NumberManufacturer
20-111 Motorola Automotive Electronics (USA)
20-111 Motorola Inc. Dba Integrated Information Systems Group (USA)
120-237 PRIMARY Prestolite Electric Inc (USA)
120-237 Prestolite Electric Inc (USA)
Related Parts
5365-01-269-4392INTERCHANGEABLE
SPACER,SLEEVE
120-237

Frequently Asked Questions

What is NSN 5310-00-168-6374?

NSN 5310-00-168-6374 is a Washer,lock, manufactured by Prestolite Electric Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-168-6374?

NSN 5310-00-168-6374 has 4 cross-referenced part numbers: 20-111 (Motorola Automotive Electronics), 20-111 (Motorola Inc. Dba Integrated Information Systems Group), 120-237 (Prestolite Electric Inc), 120-237 (Prestolite Electric Inc).

What NSN replaces 5310-00-168-6374?

There is 1 known substitute for 5310-00-168-6374: 5365-01-269-4392. Verify interchangeability with system specifications before substitution.

What are the specifications of 120-237?

Key specifications for 120-237: Material Thickness: 0.056 INCHES NOMINAL IN; Hole Diameter: 0.188 INCHES NOMINAL IN; Surface Treatment: CADMIUM AND CHROMATE OVERALL; Outside Diameter: 0.324 INCHES NOMINAL IN. 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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