NSN 5331-01-449-3717 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-449-3717. Manufacturer of record part number: 21123.
Also searched as5331-01-449-3717 ·
5331014493717 ·
NIIN 014493717 ·
01-449-3717 ·
FSC 5331 O-ring · CAGE 08302 · 21123
The O-Ring, cataloged under National Stock Number 5331-01-449-3717, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Paccar Winch Inc Dba Paccar Winch Division. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
NSN 5331-01-449-3717 is a O-Ring, manufactured by Paccar Winch Inc Dba Paccar Winch Division, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-01-449-3717?
NSN 5331-01-449-3717 has 2 manufacturer part numbers on file: 21123 (Airline Hydraulics Corp Dba Airline Hydraulics Corp), 21123 (Paccar Winch Inc Dba Paccar Winch Division).
What NSN replaces 5331-01-449-3717?
2 possible matches (shared part number, not a government interchangeability claim): 4810-01-451-7814, 4810-01-451-7815. Verify interchangeability with system specifications before substitution.
Is NSN 5331-01-449-3717 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.