PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31761Nut,self Locking

Westerbeke Corporation · NSN 5310-01-157-3214 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-157-3214 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-157-3214. Primary manufacturer part number: 31761.
Features
  • Nut,self Locking — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Westerbeke Corporation
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,self Locking, cataloged under National Stock Number 5310-01-157-3214, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Westerbeke Corporation. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameNut,self Locking
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersWesterbeke Corporation (CAGE 03798)
Technical Specifications
ParameterValue
NSN5310-01-157-3214
Primary Part Number31761
Item NameNut,self Locking
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerWesterbeke Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-082-9541A2211192G2 INTERCHANGEABLE
Relay,electromagnetic
L3harris Technologies, Inc.
5999-00-181-2003 INTERCHANGEABLE
Mounting Pad,electrical-Electron
3040-00-361-6450 INTERCHANGEABLE
Lining,friction
1560-00-516-889212433 INTERCHANGEABLE
Muffler,exhaust
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
3030-00-529-0485 INTERCHANGEABLE
Belt,v
5330-00-549-8195124433 INTERCHANGEABLE
Tru,seal
Parker Hannifin Corporation Dba Pneutronics Div Cylinder Division
6625-00-867-66373176-1 INTERCHANGEABLE
Meter,multiple Scale
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5950-00-891-25438810307 INTERCHANGEABLE
Transformer,power
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
5930-01-330-644231761 INTERCHANGEABLE
Switch,reed
Wilshire Corp
4820-01-417-231231761 INTERCHANGEABLE
Seat,valve
Canyon Engineering Products, Inc.
Cross-Reference Index
Part NumberManufacturer
12433 Westerbeke Corporation (USA)
31761 PRIMARY Westerbeke Corporation (USA)
Related Parts
5945-00-082-9541INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
A2211192G2
5999-00-181-2003INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
3040-00-361-6450INTERCHANGEABLE
LINING,FRICTION
1560-00-516-8892INTERCHANGEABLE
MUFFLER,EXHAUST
12433
3030-00-529-0485INTERCHANGEABLE
BELT,V
5330-00-549-8195INTERCHANGEABLE
TRU,SEAL
124433
6625-00-867-6637INTERCHANGEABLE
METER,MULTIPLE SCALE
3176-1
5950-00-891-2543INTERCHANGEABLE
TRANSFORMER,POWER
8810307
5930-01-330-6442INTERCHANGEABLE
SWITCH,REED
31761
4820-01-417-2312INTERCHANGEABLE
SEAT,VALVE
31761
2910-01-501-5522INTERCHANGEABLE
PUMP,FUEL,METERING AND DISTRIBUT
5340-01-564-0638INTERCHANGEABLE
BRACKET,MULTIPLE ANGLE
12433

Frequently Asked Questions

What is NSN 5310-01-157-3214?

NSN 5310-01-157-3214 is a Nut,self Locking, manufactured by Westerbeke Corporation, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-157-3214?

NSN 5310-01-157-3214 has 2 cross-referenced part numbers: 12433 (Westerbeke Corporation), 31761 (Westerbeke Corporation).

What NSN replaces 5310-01-157-3214?

There are 12 known substitutes for 5310-01-157-3214: 5945-00-082-9541, 5999-00-181-2003, 3040-00-361-6450 and 9 more. Verify interchangeability with system specifications before substitution.

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