The O-Ring, cataloged under National Stock Number 5331-01-375-0553, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems Controls Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Bae Systems Controls Inc (CAGE 07690) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-375-0553 |
| Primary Part Number | 481509-01 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Bae Systems Controls Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 481509-01 PRIMARY | Bae Systems Controls Inc (USA) |
NSN 5331-01-375-0553 is a O-Ring, manufactured by Bae Systems Controls Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-375-0553 has 1 manufacturer part number on file: 481509-01 (Bae Systems Controls Inc).
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.