NSN 5331-01-257-4783 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-257-4783. Primary manufacturer part number: 2CX311.
5331-01-257-4783 — O-Ring illustration
Features
O-Ring — FSC 5331
3 verified cross-references
Primary manufacturer: Oshkosh Defense Llc
Applications
Fluid containment and leak prevention
Pressure boundary maintenance
Environmental sealing
General Description
The O-Ring, cataloged under National Stock Number 5331-01-257-4783, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Oshkosh Defense Llc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
NSN 5331-01-257-4783 is a O-Ring, manufactured by Oshkosh Defense Llc, classified under FSC 5331 (O-Ring). Status: active.
What are the part numbers for NSN 5331-01-257-4783?
NSN 5331-01-257-4783 has 3 cross-referenced part numbers: 2CX311 (Oshkosh Corp), 2CX311 (Oshkosh Defense Llc), 12-910 (Modular Controls Corp).
What NSN replaces 5331-01-257-4783?
There are 8 known substitutes for 5331-01-257-4783: 6240-00-013-1282, 5935-00-060-1374, 6625-00-447-6438 and 5 more. Verify interchangeability with system specifications before substitution.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.