The O-Ring, cataloged under National Stock Number 5331-01-426-8797, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Valtek Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Valtek Inc (CAGE 50815) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-426-8797 |
| Primary Part Number | 01183 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Valtek 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 |
|---|---|
| 01183 PRIMARY | Valtek Inc (USA) |
| Reference | Meaning |
|---|---|
| 001183.650.000 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| V103958.001 ITEM 272 | 5/9 Secondary reference Valtek Inc |
| 001182.650.000 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-426-8797 is a O-Ring, manufactured by Valtek Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-426-8797 has 1 manufacturer part number on file: 01183 (Valtek Inc).
1 possible match (shared part number, not a government interchangeability claim): 6910-01-620-5219. Verify interchangeability with system specifications before substitution.
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.