PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

048425-029Washer,lock

Simmonds Precision Products Inc · NSN 5310-01-369-8657 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-369-8657 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-369-8657. Primary manufacturer part number: 048425-029.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.165 INCHES MINIMUM AND 0.169 INCHES MAXIMUM IN
  • Material Thickness: 0.018 INCHES NOMINAL IN
  • Outside Diameter: 0.278 INCHES MINIMUM AND 0.288 INCHES MAXIMUM IN
  • Style Designator: FLAT INTERNAL TEETH
  • Material: STEEL COMP 403 OR STEEL COMP 405 OR STEEL COMP 410 OR STEEL COMP 414 OR STEEL COMP 416 OR STEEL COMP 416F OR STEEL COMP 416SE OR STEEL COMP 420 OR STEEL COMP 420F OR STEEL COMP 430 OR STEEL COMP 430F OR STEEL COMP 431 OR STEEL COMP 440A OR STEEL COMP 440B OR STEEL COMP 440C OR STEEL COMP 440F OR STEEL COMP 446 OR STEEL COMP 442 OVERALL A
  • 2 verified cross-references
  • Primary manufacturer: Simmonds Precision Products Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 403 or Steel Comp 405 or Steel Comp 410 or Steel Comp 414 or Steel Comp 416 or Steel Comp 416f or Steel Comp 416SE or Steel Comp 420 or Steel Comp 420f or Steel Comp 430 or Steel Comp 430f or Steel Comp 431 or Steel Comp 440A or Steel Comp 440b or Steel Comp 440c or Steel Comp 440f or Steel Comp 446 or Steel Comp 442 Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-369-8657, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Simmonds Precision Products Inc. Government technical data includes 5 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-369-8657
Primary Part Number048425-029
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSimmonds Precision Products Inc
StatusACTIVE
Hole Diameter0.165 INCHES MINIMUM AND 0.169 INCHES MAXIMUM IN
Material Thickness0.018 INCHES NOMINAL IN
Outside Diameter0.278 INCHES MINIMUM AND 0.288 INCHES MAXIMUM IN
Style DesignatorFLAT INTERNAL TEETH
MaterialSTEEL COMP 403 OR STEEL COMP 405 OR STEEL COMP 410 OR STEEL COMP 414 OR STEEL COMP 416 OR STEEL COMP 416F OR STEEL COMP 416SE OR STEEL COMP 420 OR STEEL COMP 420F OR STEEL COMP 430 OR STEEL COMP 430F OR STEEL COMP 431 OR STEEL COMP 440A OR STEEL COMP 440B OR STEEL COMP 440C OR STEEL COMP 440F OR STEEL COMP 446 OR STEEL COMP 442 OVERALL A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5962-01-006-263093400 INTERCHANGEABLE
Microcircuit
Texas Instruments Incorporated
5355-01-107-27271708-12 INTERCHANGEABLE
Shaft,knob
Elbitamerica, Inc.
6210-01-173-7343CLF 280 CTP INTERCHANGEABLE
Light,indicator
Visual Communications Company Llc
Cross-Reference Index
Part NumberManufacturer
048425-029 Simmonds Precision Products Inc (USA)
1708-12 Itw Shakeproof Automotive Products (USA)
Related Parts
5962-01-006-2630INTERCHANGEABLE
MICROCIRCUIT
93400
5355-01-107-2727INTERCHANGEABLE
SHAFT,KNOB
1708-12
6210-01-173-7343INTERCHANGEABLE
LIGHT,INDICATOR
CLF 280 CTP

Frequently Asked Questions

What is NSN 5310-01-369-8657?

NSN 5310-01-369-8657 is a Washer,lock, manufactured by Simmonds Precision Products Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-369-8657?

NSN 5310-01-369-8657 has 2 cross-referenced part numbers: 048425-029 (Simmonds Precision Products Inc), 1708-12 (Itw Shakeproof Automotive Products).

What NSN replaces 5310-01-369-8657?

There are 3 known substitutes for 5310-01-369-8657: 5962-01-006-2630, 5355-01-107-2727, 6210-01-173-7343. Verify interchangeability with system specifications before substitution.

What are the specifications of 048425-029?

Key specifications for 048425-029: Hole Diameter: 0.165 INCHES MINIMUM AND 0.169 INCHES MAXIMUM IN; Material Thickness: 0.018 INCHES NOMINAL IN; Outside Diameter: 0.278 INCHES MINIMUM AND 0.288 INCHES MAXIMUM IN; Part Name Assigned by Controlling Agency: WASHER,LOCK. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com