The O-Ring, cataloged under National Stock Number 5331-01-320-9554, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kubota Uk Ltd. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Kubota Uk Ltd (CAGE K5F98); Beta Marine Ltd (CAGE U6420); Kubota Corporation (CAGE J1802) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-320-9554 |
| Primary Part Number | 04811-00080 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Kubota Uk Ltd |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 04811-00080 | Kubota Uk Ltd (GBR) |
| B01-L/050 | Beta Marine Ltd (GBR) |
| 04811-00080 | Beta Marine Ltd (GBR) |
| B01-L REFERENCE 050 | Beta Marine Ltd (GBR) |
| B01-L REFERENCE 050 | Kubota Uk Ltd (GBR) |
| B01-L/050 | Kubota Uk Ltd (GBR) |
| B01-L/050 | Kubota Corporation (JPN) |
| B01-L REFERENCE 050 | Kubota Corporation (JPN) |
| 04811-00080 | Kubota Corporation (JPN) |
| Reference | Meaning |
|---|---|
| 04811-00080 | 3/9 Design control — primary reference Kubota Ltd |
| B01-L REFERENCE 050 | 5/9 Secondary reference Kubota Ltd, Overseas Service Sectionfarm and Industrial Machinery Divisio |
| B01-L/050 | 5/9 Secondary reference Kubota Ltd, Overseas Service Sectionfarm and Industrial Machinery Divisio |
| 04811-00080 | 5/9 Secondary reference Kubota Ltd, Overseas Service Sectionfarm and Industrial Machinery Divisio |
NSN 5331-01-320-9554 is a O-Ring, manufactured by Kubota Uk Ltd, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-320-9554 has 9 manufacturer part numbers on file: 04811-00080 (Kubota Uk Ltd), B01-L/050 (Beta Marine Ltd), 04811-00080 (Beta Marine Ltd), B01-L REFERENCE 050 (Beta Marine Ltd), B01-L REFERENCE 050 (Kubota Uk Ltd) and 4 more.
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.