PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50339O-Ring

Caterpillar Work Tools, Inc Dba Caterpillar · NSN 5331-01-240-1832 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-240-1832 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-240-1832. Primary manufacturer part number: 50339.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Caterpillar Work Tools, Inc Dba Caterpillar
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-240-1832, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Work Tools, Inc Dba Caterpillar. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersCaterpillar Work Tools, Inc Dba Caterpillar (CAGE 89917)
Technical Specifications
ParameterValue
NSN5331-01-240-1832
Primary Part Number50339
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCaterpillar Work Tools, Inc Dba Caterpillar
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5210-00-229-3060 INTERCHANGEABLE
Caliper,inside
5815-00-787-8334 INTERCHANGEABLE
Blade,function Bail,teletypewrit
5360-00-979-14185033-9 INTERCHANGEABLE
Spring,helical,compression
Columbus Jack Corporation Div Columbus Jack
5330-01-015-8749 INTERCHANGEABLE
Packing,preformed
2030-01-153-89755033-9 INTERCHANGEABLE
Fitting
Lincoln Industrial Corporation Div Lincoln Industrial Corporation
5998-01-244-0445 INTERCHANGEABLE
Electronic Components Assembly
3455-01-334-5927 INTERCHANGEABLE
File,rotary
7510-01-361-1744SP-16051-E INTERCHANGEABLE
Ribbon,inking
Seikosha America Inc
5310-01-579-444350339 INTERCHANGEABLE
Nut,plain,plate
Accuride Corporation Dba Accuride Distributing Llc
Cross-Reference Index
Part NumberManufacturer
50339 Caterpillar Work Tools, Inc Dba Caterpillar (USA)
Related Parts
5210-00-229-3060INTERCHANGEABLE
CALIPER,INSIDE
5815-00-787-8334INTERCHANGEABLE
BLADE,FUNCTION BAIL,TELETYPEWRIT
5360-00-979-1418INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5033-9
5330-01-015-8749INTERCHANGEABLE
PACKING,PREFORMED
2030-01-153-8975INTERCHANGEABLE
FITTING
5033-9
5998-01-244-0445INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
3455-01-334-5927INTERCHANGEABLE
FILE,ROTARY
7510-01-361-1744INTERCHANGEABLE
RIBBON,INKING
SP-16051-E
5310-01-579-4443INTERCHANGEABLE
NUT,PLAIN,PLATE
50339

Frequently Asked Questions

What is NSN 5331-01-240-1832?

NSN 5331-01-240-1832 is a O-Ring, manufactured by Caterpillar Work Tools, Inc Dba Caterpillar, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-240-1832?

NSN 5331-01-240-1832 has 1 cross-referenced part number: 50339 (Caterpillar Work Tools, Inc Dba Caterpillar).

What NSN replaces 5331-01-240-1832?

There are 9 known substitutes for 5331-01-240-1832: 5210-00-229-3060, 5815-00-787-8334, 5360-00-979-1418 and 6 more. Verify interchangeability with system specifications before substitution.

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