PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

131971Washer,lock

Britton and Associates Pllc · NSN 5310-01-394-8517 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-394-8517 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-394-8517. Primary manufacturer part number: 131971.
Features
  • Washer,lock — FSC 5310
  • 3 verified cross-references
  • Primary manufacturer: Britton and Associates Pllc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-394-8517, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Britton and Associates Pllc. This item has 3 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.

Catalog Facts
Item NameWasher,lock
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersBritton and Associates Pllc (CAGE 1JHF5); Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am (CAGE 0VP52)
Technical Specifications
ParameterValue
NSN5310-01-394-8517
Primary Part Number131971
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBritton and Associates Pllc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5910-00-131-3970 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
3120-00-288-095710A810620 INTERCHANGEABLE
Bearing,sleeve
Fwd Seagrave Holdings Lp
6250-01-270-72481319-71 INTERCHANGEABLE
Lampholder
Control Products Corporation
Cross-Reference Index
Part NumberManufacturer
131971 PRIMARY Britton and Associates Pllc (USA)
153954 ITEM 2 Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am (USA)
131971 Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am (USA)
Related Parts
5910-00-131-3970INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
3120-00-288-0957INTERCHANGEABLE
BEARING,SLEEVE
10A810620
6250-01-270-7248INTERCHANGEABLE
LAMPHOLDER
1319-71

Frequently Asked Questions

What is NSN 5310-01-394-8517?

NSN 5310-01-394-8517 is a Washer,lock, manufactured by Britton and Associates Pllc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-394-8517?

NSN 5310-01-394-8517 has 3 cross-referenced part numbers: 131971 (Britton and Associates Pllc), 153954 ITEM 2 (Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am), 131971 (Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am).

What NSN replaces 5310-01-394-8517?

There are 3 known substitutes for 5310-01-394-8517: 5910-00-131-3970, 3120-00-288-0957, 6250-01-270-7248. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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