NSN 5331-01-343-1057 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-343-1057. Manufacturer of record part number: 146-037-70FS.
Also searched as5331-01-343-1057 ·
5331013431057 ·
NIIN 013431057 ·
01-343-1057 ·
FSC 5331 O-ring · CAGE 09790 · 146-037-70FS
The O-Ring, cataloged under National Stock Number 5331-01-343-1057, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971
O-RING
5331-00-001-1979
O-RING
5331-00-001-3904
O-RING
5331-00-001-3905
O-RING
5331-00-001-3906
O-RING
5331-00-001-3908
O-RING
5331-00-001-3923
O-RING
5331-00-001-3924
O-RING
Frequently Asked Questions
What is NSN 5331-01-343-1057?
NSN 5331-01-343-1057 is a O-Ring, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-01-343-1057?
NSN 5331-01-343-1057 has 1 manufacturer part number on file: 146-037-70FS (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator).
Is NSN 5331-01-343-1057 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.