NSN 5331-00-198-7957 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-198-7957. Primary manufacturer part number: 18343.
5331-00-198-7957 — O-Ring illustration
Features
O-Ring — FSC 5331
Center Hole Diameter: 1.045 INCHES MINIMUM AND 1.057 INCHES MAXIMUM IN
Material: RUBBER FLUOROCARBON CLASS FPM
Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
4 verified cross-references
Primary manufacturer: Setra Systems, Inc. Dba Gems Sensors
Applications
Fluid containment and leak prevention
Pressure boundary maintenance
Environmental sealing
Applications requiring Rubber Fluorocarbon Class Fpm construction
General Description
The O-Ring, cataloged under National Stock Number 5331-00-198-7957, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
NSN 5331-00-198-7957 is a O-Ring, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5331 (O-Ring). Status: cancelled.
What are the part numbers for NSN 5331-00-198-7957?
NSN 5331-00-198-7957 has 4 cross-referenced part numbers: 18343 (Setra Systems, Inc. Dba Gems Sensors), 8711164 ITEM 4 (Alfa Laval Inc), 8711164-04 (Zf Industrieantriebe Witten Gmbh), 10454 (Zf Industrieantriebe Witten Gmbh).
What NSN replaces 5331-00-198-7957?
There are 12 known substitutes for 5331-00-198-7957: 5331-00-166-1017, 5310-00-209-0574, 4730-00-555-8227 and 9 more. Verify interchangeability with system specifications before substitution.
What are the specifications of 18343?
Key specifications for 18343: Center Hole Diameter: 1.045 INCHES MINIMUM AND 1.057 INCHES MAXIMUM IN; Material: RUBBER FLUOROCARBON CLASS FPM; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.
Is NSN 5331-00-198-7957 still in active supply?
NSN 5331-00-198-7957 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.