The O-Ring, cataloged under National Stock Number 5331-01-534-8599, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Thales Defense & Security Inc Dba Thales Communications Inc. The record lists 2 manufacturer part numbers 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 | Apple Rubber Products, Inc. Dba Apple Rubber Products Inc (CAGE 62351); Thales Defense & Security Inc Dba Thales Communications Inc (CAGE 23386) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-534-8599 |
| Primary Part Number | 81304 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Thales Defense & Security Inc Dba Thales Communications 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 |
|---|---|
| BUNA-N0.720X.050 70 BN | Apple Rubber Products, Inc. Dba Apple Rubber Products Inc (USA) |
| 81304 PRIMARY | Thales Defense & Security Inc Dba Thales Communications Inc (USA) |
NSN 5331-01-534-8599 is a O-Ring, manufactured by Thales Defense & Security Inc Dba Thales Communications Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-534-8599 has 2 manufacturer part numbers on file: BUNA-N0.720X.050 70 BN (Apple Rubber Products, Inc. Dba Apple Rubber Products Inc), 81304 (Thales Defense & Security Inc Dba Thales Communications 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.