The O-Ring, cataloged under National Stock Number 5331-01-642-9639, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Parker-Hannifin Corp Div O-Ring Division (CAGE 02697); Parker Hannifin Gmbh + Co.kg Herl Refrigerating Specialties (CAGE C4002); General Dynamics Land Systems Canadacorp (CAGE 56161); Busak+shamban Marketing Europe Sa (CAGE SJ159) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-642-9639 |
| Primary Part Number | NM304-752-117 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| 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 |
|---|---|
| NM756 A83461-117 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| N3575-752-117 | Parker Hannifin Gmbh + Co.kg Herl Refrigerating Specialties (DEU) |
| NM304-752-117 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 10673118-117 | General Dynamics Land Systems Canadacorp (CAN) |
| ORAROO117-N7T40 PRIMARY | Busak+shamban Marketing Europe Sa (CHE) |
NSN 5331-01-642-9639 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-642-9639 has 5 manufacturer part numbers on file: NM756 A83461-117 (Parker-Hannifin Corp Div O-Ring Division), N3575-752-117 (Parker Hannifin Gmbh + Co.kg Herl Refrigerating Specialties), NM304-752-117 (Parker-Hannifin Corp Div O-Ring Division), 10673118-117 (General Dynamics Land Systems Canadacorp), ORAROO117-N7T40 (Busak+shamban Marketing Europe Sa).
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.