The O-Ring, cataloged under National Stock Number 5331-01-652-5497, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Aktiebolaget Volvo Penta. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-652-5497 |
| Primary Part Number | 21944536 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Aktiebolaget Volvo Penta |
| 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 |
|---|---|
| 21944536 PRIMARY | Aktiebolaget Volvo Penta (SWE) |
| Reference | Meaning |
|---|---|
| 21944536 | 3/9 Design control — primary reference Ab Volvo Penta |
NSN 5331-01-652-5497 is a O-Ring, manufactured by Aktiebolaget Volvo Penta, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-652-5497 has 1 manufacturer part number on file: 21944536 (Aktiebolaget Volvo Penta).
Key specifications for 21944536: Special Features: OLD P/N IS 3812484; End Item Identification: USCG ICE BREAKING TUG 140 FT (WTGB) FT. 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.