PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

107003-127Washer,lock

Raytheon Company · NSN 5310-01-020-4677 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-020-4677 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-020-4677. Primary manufacturer part number: 107003-127.
Features
  • Washer,lock — FSC 5310
  • Style Designator: FLAT INTERNAL TEETH
  • Outside Diameter: 0.493 INCHES MINIMUM AND 0.493 INCHES MINIMUM AND 0.507 INCHES MAXIMUM0.507 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OVERALL
  • Material Thickness: 0.022 INCHES NOMINAL0.022 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material: STEEL COMP 1050 OVERALL
  • Hole Diameter: 0.377 INCHES MINIMUM AND 0.377 INCHES MINIMUM AND 0.391 INCHES MAXIMUM0.391 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1050 Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-020-4677, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Raytheon Company. Government technical data includes 8 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-020-4677
Primary Part Number107003-127
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRaytheon Company
StatusACTIVE
Style DesignatorFLAT INTERNAL TEETH
Outside Diameter0.493 INCHES MINIMUM AND 0.493 INCHES MINIMUM AND 0.507 INCHES MAXIMUM0.507 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
Material Thickness0.022 INCHES NOMINAL0.022 INCHES NOMINAL IN
Surface Treatment Document and ClassificationQQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialSTEEL COMP 1050 OVERALL
Hole Diameter0.377 INCHES MINIMUM AND 0.377 INCHES MINIMUM AND 0.391 INCHES MAXIMUM0.391 INCHES MAXIMUM IN
Material Document and ClassificationASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-080-9142200212 INTERCHANGEABLE
Retainer,packing
Huck International, Inc
5133-00-228-1415 INTERCHANGEABLE
Drill,twist
6850-01-005-2928 INTERCHANGEABLE
Toner,concentrate
5961-01-027-57465-1881 INTERCHANGEABLE
Transistor
Bird Electronic Corporation Div Bird Electronic Corp
4130-01-459-5228200212 INTERCHANGEABLE
Vacu-Discs
Dcm Clean Air Products, Inc.
5340-01-667-8089200212 INTERCHANGEABLE
Buckle
Amsafe, Inc. Div Amsafe
Cross-Reference Index
Part NumberManufacturer
107003-127 PRIMARY Raytheon Company (USA)
20-02-12 Itw Shakeproof Automotive Products (USA)
Related Parts
5330-00-080-9142INTERCHANGEABLE
RETAINER,PACKING
200212
5133-00-228-1415INTERCHANGEABLE
DRILL,TWIST
6850-01-005-2928INTERCHANGEABLE
TONER,CONCENTRATE
5961-01-027-5746INTERCHANGEABLE
TRANSISTOR
5-1881
4130-01-459-5228INTERCHANGEABLE
VACU-DISCS
200212
5340-01-667-8089INTERCHANGEABLE
BUCKLE
200212

Frequently Asked Questions

What is NSN 5310-01-020-4677?

NSN 5310-01-020-4677 is a Washer,lock, manufactured by Raytheon Company, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-020-4677?

NSN 5310-01-020-4677 has 2 cross-referenced part numbers: 107003-127 (Raytheon Company), 20-02-12 (Itw Shakeproof Automotive Products).

What NSN replaces 5310-01-020-4677?

There are 6 known substitutes for 5310-01-020-4677: 5330-00-080-9142, 5133-00-228-1415, 6850-01-005-2928 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 107003-127?

Key specifications for 107003-127: Style Designator: FLAT INTERNAL TEETH; Outside Diameter: 0.493 INCHES MINIMUM AND 0.493 INCHES MINIMUM AND 0.507 INCHES MAXIMUM0.507 INCHES MAXIMUM IN; Surface Treatment: CADMIUM OVERALL; Material Thickness: 0.022 INCHES NOMINAL0.022 INCHES NOMINAL IN. 9 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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