The O-Ring, cataloged under National Stock Number 5331-01-512-2240, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Mine Safety Appliances Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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.
| Parameter | Value |
|---|---|
| NSN | 5331-01-512-2240 |
| Primary Part Number | 10091436 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| Color | GRAY/GREY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5331-01-512-2240 is a O-Ring, manufactured by Mine Safety Appliances Company, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-512-2240 has 2 manufacturer part numbers on file: 10091436 (Mine Safety Appliances Company), 10031192 (Mine Safety Appliances Company).
1 possible match (shared part number, not a government interchangeability claim): 6070-01-692-2673. Verify interchangeability with system specifications before substitution.
Key specifications for 10091436: Color: GRAY/GREY; End Item Identification: SELF CONTAINED BREATHING APPARATUS P/N H-CM10310-1C111-0 ONBOARD 378 FT WHEC, 270 FT WMEC, 210 FT WMEC, AND 110 FT WPB COAST GUARD VESSELS FT. 1 specification is 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.