PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50045O-Ring

Hutchinson Industries, Inc Div Defense and Industry · NSN 5331-01-535-9268 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-535-9268 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-535-9268. Primary manufacturer part number: 50045.
Features
  • O-Ring — FSC 5331
  • 2 verified cross-references
  • Primary manufacturer: Hutchinson Industries, Inc Div Defense and Industry
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-535-9268, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Hutchinson Industries, Inc Div Defense and Industry. This item has 2 commercial cross-references from 2 manufacturers, 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)
ManufacturersCombat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (CAGE 19200); Hutchinson Industries, Inc Div Defense and Industry (CAGE 62161)
Technical Specifications
ParameterValue
NSN5331-01-535-9268
Primary Part Number50045
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerHutchinson Industries, Inc Div Defense and Industry
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-126-9596 INTERCHANGEABLE
Seal,plain Encased
1650-00-133-442750045 INTERCHANGEABLE
Retainer,cylinder
Parker Hannifin Corporation Div Hydraulic Systems Division
5815-00-228-6706SC-C-69992-24 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5306-00-260-4513 INTERCHANGEABLE
Bolt,machine
5325-00-282-5341 INTERCHANGEABLE
Ring,retaining
5365-00-287-0093AS5169D04L INTERCHANGEABLE
Plug,machine Thread
Sae International Dba Sae International
5930-00-401-752250045 INTERCHANGEABLE
Switch,push-Pull
Cole Hersee Company
3455-00-982-6627 INTERCHANGEABLE
File,rotary
5340-01-167-6300 INTERCHANGEABLE
Connector,rod End
Cross-Reference Index
Part NumberManufacturer
13006491 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
50045 PRIMARY Hutchinson Industries, Inc Div Defense and Industry (USA)
Related Parts
5330-00-126-9596INTERCHANGEABLE
SEAL,PLAIN ENCASED
1650-00-133-4427INTERCHANGEABLE
RETAINER,CYLINDER
50045
5815-00-228-6706INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-69992-24
5306-00-260-4513INTERCHANGEABLE
BOLT,MACHINE
5325-00-282-5341INTERCHANGEABLE
RING,RETAINING
5365-00-287-0093INTERCHANGEABLE
PLUG,MACHINE THREAD
AS5169D04L
5930-00-401-7522INTERCHANGEABLE
SWITCH,PUSH-PULL
50045
3455-00-982-6627INTERCHANGEABLE
FILE,ROTARY
5340-01-167-6300INTERCHANGEABLE
CONNECTOR,ROD END

Frequently Asked Questions

What is NSN 5331-01-535-9268?

NSN 5331-01-535-9268 is a O-Ring, manufactured by Hutchinson Industries, Inc Div Defense and Industry, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-535-9268?

NSN 5331-01-535-9268 has 2 cross-referenced part numbers: 13006491 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 50045 (Hutchinson Industries, Inc Div Defense and Industry).

What NSN replaces 5331-01-535-9268?

There are 9 known substitutes for 5331-01-535-9268: 5330-00-126-9596, 1650-00-133-4427, 5815-00-228-6706 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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