The O-Ring, cataloged under National Stock Number 5331-01-600-1193, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Mine Safety Appliances Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-600-1193 |
| Primary Part Number | 635278 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 635278 PRIMARY | Mine Safety Appliances Company (USA) |
NSN 5331-01-600-1193 is a O-Ring, manufactured by Mine Safety Appliances Company, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-600-1193 has 1 manufacturer part number on file: 635278 (Mine Safety Appliances Company).
Key specifications for 635278: Special Features: BACK UP RING, AUDI-LARM; End Item Identification: 4240-01-587-6781; M7 RESPONDER ASSY; P/N 10102292. 0 specifications are documented in the U.S. Government catalog.
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.