The O-Ring, cataloged under National Stock Number 5331-01-257-0653, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Superior Valve Co. The record lists 3 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 | Superior Valve Co (CAGE 58553); Tld Ace Corp Div Tld Ace (CAGE 00365) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-257-0653 |
| Primary Part Number | P592-54 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Superior Valve Co |
| 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 |
|---|---|
| 593WA15ST | Superior Valve Co (USA) |
| P592-54 PRIMARY | Superior Valve Co (USA) |
| 1002427-P11 | Tld Ace Corp Div Tld Ace (USA) |
NSN 5331-01-257-0653 is a O-Ring, manufactured by Superior Valve Co, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-257-0653 has 3 manufacturer part numbers on file: 593WA15ST (Superior Valve Co), P592-54 (Superior Valve Co), 1002427-P11 (Tld Ace Corp Div Tld Ace).
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.