The O-Ring, cataloged under National Stock Number 5331-01-315-2144, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kongsberg Maritime Netherlands B.v.. The record lists 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Kongsberg Maritime Netherlands B.v. (CAGE H1E10); Johnson Control Systems Ltd (CAGE K0460) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-315-2144 |
| Primary Part Number | 962/20 41 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Kongsberg Maritime Netherlands B.v. |
| 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 |
|---|---|
| 962/20 41 | Kongsberg Maritime Netherlands B.v. (NLD) |
| R6150 | Johnson Control Systems Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 10306 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 10306 | 3/9 Design control — primary reference Ulstein Usa Inc |
| 010306 | 5/9 Secondary reference Rolls-Royce Marine North America Inc |
| 024533 | 5/9 Secondary reference Rolls-Royce Marine North America Inc |
NSN 5331-01-315-2144 is a O-Ring, manufactured by Kongsberg Maritime Netherlands B.v., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-315-2144 has 2 manufacturer part numbers on file: 962/20 41 (Kongsberg Maritime Netherlands B.v.), R6150 (Johnson Control Systems Ltd).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-620-9450. 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.