The O-Ring, cataloged under National Stock Number 5331-01-452-5345, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Trelleborg Sealing Solutions Us, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Trelleborg Sealing Solutions Us, Inc. (CAGE 09257); Trelleborg Sealing Solutions France (CAGE F9088); General Dynamics Land Systems Canadacorp (CAGE 56161); Parker Hannifin Corporation Div O-Ring Division (CAGE 25184) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-452-5345 |
| Primary Part Number | ORAR00339-N7237 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Trelleborg Sealing Solutions Us, 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 |
|---|---|
| ORAR00339-N7237 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| ORAR00339-N7237 | Trelleborg Sealing Solutions France (FRA) |
| 10617997-339 | General Dynamics Land Systems Canadacorp (CAN) |
| ORAR00339-N7T40 | Trelleborg Sealing Solutions France (FRA) |
| 339-7377 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| 339-7377 | 5/9 Secondary reference Parker Hannifin Canada |
NSN 5331-01-452-5345 is a O-Ring, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-452-5345 has 5 manufacturer part numbers on file: ORAR00339-N7237 (Trelleborg Sealing Solutions Us, Inc.), ORAR00339-N7237 (Trelleborg Sealing Solutions France), 10617997-339 (General Dynamics Land Systems Canadacorp), ORAR00339-N7T40 (Trelleborg Sealing Solutions France), 339-7377 (Parker Hannifin Corporation Div O-Ring Division).
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.