The O-Ring, cataloged under National Stock Number 5331-01-135-4069, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems (CAGE 77640); Trw Steering & Suspension Austlimited (CAGE Z0558) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-135-4069 |
| Primary Part Number | 032590 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
NSN 5331-01-135-4069 is a O-Ring, manufactured by Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-135-4069 has 2 manufacturer part numbers on file: 032590 (Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems), 032590 (Trw Steering & Suspension Austlimited).
1 possible match (shared part number, not a government interchangeability claim): 6525-01-516-3324. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.