The O-Ring, cataloged under National Stock Number 5331-01-502-9020, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Cummins Inc.. The record lists 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Cummins Inc. (CAGE 15434); Cummins South Pacific Pty Ltd Head Office (CAGE ZC672); General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CAGE S3002); Cnh Industrial America Llc Dba Cnh America (CAGE 10988); Bae Systems Hagglunds Aktiebolag (CAGE AC90N) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-502-9020 |
| Primary Part Number | 3678603 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Cummins Inc. |
| 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 |
|---|---|
| 3678603 PRIMARY | Cummins Inc. (USA) |
| 3678603 | Cummins South Pacific Pty Ltd Head Office (AUS) |
| 17218040-0 | General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CHE) |
| 4895610 PRIMARY | Cnh Industrial America Llc Dba Cnh America (USA) |
| 2 0071-919 | Bae Systems Hagglunds Aktiebolag (SWE) |
| Reference | Meaning |
|---|---|
| 2 0071-919 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
NSN 5331-01-502-9020 is a O-Ring, manufactured by Cummins Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-502-9020 has 5 manufacturer part numbers on file: 3678603 (Cummins Inc.), 3678603 (Cummins South Pacific Pty Ltd Head Office), 17218040-0 (General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels), 4895610 (Cnh Industrial America Llc Dba Cnh America), 2 0071-919 (Bae Systems Hagglunds Aktiebolag).
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.