PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23506O-Ring

General Fire Extinguisher Corp · NSN 5331-00-494-2759 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-494-2759 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-494-2759. Primary manufacturer part number: 23506.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.125 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • 2 verified cross-references
  • Primary manufacturer: General Fire Extinguisher Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-494-2759, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is General Fire Extinguisher Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-494-2759
Primary Part Number23506
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerGeneral Fire Extinguisher Corp
StatusACTIVE
Cross-Sectional Height0.125 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5133-00-239-0786 INTERCHANGEABLE
Countersink
5950-00-646-372823506 INTERCHANGEABLE
Transformer,power
L3harris Technologies, Inc Div Space & Airborne Systems
6110-01-260-718350261-37 INTERCHANGEABLE
Parts Kit,controller
Wbparts Inc
2920-01-623-280423506 INTERCHANGEABLE
Terminal Block,electrical
Gaylord Marine Services, Inc.
5975-01-731-964623506 INTERCHANGEABLE
Cable Nipple,electrical
Waytek Inc
Cross-Reference Index
Part NumberManufacturer
23506 PRIMARY General Fire Extinguisher Corp (USA)
23506 General Fire Extinguisher Corp (USA)
Related Parts
5133-00-239-0786INTERCHANGEABLE
COUNTERSINK
5950-00-646-3728INTERCHANGEABLE
TRANSFORMER,POWER
23506
6110-01-260-7183INTERCHANGEABLE
PARTS KIT,CONTROLLER
50261-37
2920-01-623-2804INTERCHANGEABLE
TERMINAL BLOCK,ELECTRICAL
23506
5975-01-731-9646INTERCHANGEABLE
CABLE NIPPLE,ELECTRICAL
23506

Frequently Asked Questions

What is NSN 5331-00-494-2759?

NSN 5331-00-494-2759 is a O-Ring, manufactured by General Fire Extinguisher Corp, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-494-2759?

NSN 5331-00-494-2759 has 2 cross-referenced part numbers: 23506 (General Fire Extinguisher Corp), 23506 (General Fire Extinguisher Corp).

What NSN replaces 5331-00-494-2759?

There are 5 known substitutes for 5331-00-494-2759: 5133-00-239-0786, 5950-00-646-3728, 6110-01-260-7183 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23506?

Key specifications for 23506: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 2 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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