The O-Ring, cataloged under National Stock Number 5331-01-286-5953, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Senior Supply Co Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Senior Supply Co Inc (CAGE 6M125) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-286-5953 |
| Primary Part Number | 00542-0002/18750-0001 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Senior Supply Co 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 |
|---|---|
| 00542-0002/18750-0001 | Senior Supply Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 00542-0002/18750-0001 | 3/9 Design control — primary reference Mcc Holdings, Inc. Dba Crane Valve North America Div Crane Chempharma & Energy |
NSN 5331-01-286-5953 is a O-Ring, manufactured by Senior Supply Co Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-286-5953 has 1 manufacturer part number on file: 00542-0002/18750-0001 (Senior Supply Co 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.