The O-Ring, cataloged under National Stock Number 5331-01-616-8964, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hydraspecma Ab. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-616-8964 |
| Primary Part Number | 112222 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hydraspecma Ab |
| 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 |
|---|---|
| 112222 PRIMARY | Hydraspecma Ab (SWE) |
| Reference | Meaning |
|---|---|
| 112222 | 3/9 Design control — primary reference Specma Dunlop Hydraulic Ab |
NSN 5331-01-616-8964 is a O-Ring, manufactured by Hydraspecma Ab, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-616-8964 has 1 manufacturer part number on file: 112222 (Hydraspecma Ab).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-652-0034. Verify interchangeability with system specifications before substitution.
Key specifications for 112222: Special Features: M10 X 1.0; ISO 261 METRIC O-RING; Part Name Assigned by Controlling Agency: O-RING; End Item Identification: 3930015999978. 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.