The O-Ring, cataloged under National Stock Number 5331-01-608-0356, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Parker-Hannifin Corp Div O-Ring Division (CAGE 02697); Trelleborg Sealing Solutions Us, Inc. (CAGE 09257); General Dynamics Land Systems Canadacorp (CAGE 56161) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-608-0356 |
| Primary Part Number | N0674-70 2-312 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| 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 |
|---|---|
| N0674-70 2-312 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| ORAR00312-N7038 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| 10617878-312 | General Dynamics Land Systems Canadacorp (CAN) |
| Reference | Meaning |
|---|---|
| 312-8307 | 5/9 Secondary reference Parker Hannifin Canada |
NSN 5331-01-608-0356 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-608-0356 has 3 manufacturer part numbers on file: N0674-70 2-312 (Parker-Hannifin Corp Div O-Ring Division), ORAR00312-N7038 (Trelleborg Sealing Solutions Us, Inc.), 10617878-312 (General Dynamics Land Systems Canadacorp).
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.