The O-Ring, cataloged under National Stock Number 5331-01-623-1053, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Fisher Controls Co Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5331-01-623-1053 |
| Primary Part Number | 1H8498X0022 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Fisher Controls Co Inc |
| 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 |
|---|---|
| 1H8498X0022 | Cornerstone Controls, Inc. (USA) |
| 1H8498X0022 PRIMARY | Fisher Controls Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 1J394106992 | 5/9 Secondary reference Fisher Controls Co Inc |
NSN 5331-01-623-1053 is a O-Ring, manufactured by Fisher Controls Co Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-623-1053 has 2 manufacturer part numbers on file: 1H8498X0022 (Cornerstone Controls, Inc.), 1H8498X0022 (Fisher Controls Co Inc).
Key specifications for 1H8498X0022: Part Name Assigned by Controlling Agency: O-RING, PISTON; End Item Identification: 02 X N2 GENERATOR. 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.