The O-Ring, cataloged under National Stock Number 5331-01-246-8359, 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. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5331-01-246-8359 |
| Primary Part Number | N0552 2-009 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.203 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN |
| Hardness Rating | 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM |
| Center Hole Diameter | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE NITRILE |
| 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 |
|---|---|
| 2-009 N552-90 | Parker Hannifin France SAS (FRA) |
| N0552 2-009 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 2-009N552-90 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 29KP612 | Oshkosh Defense Llc (USA) |
| 020009N0552 | Parker Hannifin France SAS (FRA) |
| 2-009N552-9 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| 2-009 N552-90 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| OR5,28X1,78 2-009 N552-90 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| 2-009-N552-90 | 5/9 Secondary reference U.S. Government activity |
| 29KP612 | 5/9 Secondary reference Oshkosh Corp |
NSN 5331-01-246-8359 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-246-8359 has 6 manufacturer part numbers on file: 2-009 N552-90 (Parker Hannifin France SAS), N0552 2-009 (Parker-Hannifin Corp Div O-Ring Division), 2-009N552-90 (Parker-Hannifin Corp Div O-Ring Division), 29KP612 (Oshkosh Defense Llc), 020009N0552 (Parker Hannifin France SAS) and 1 more.
Key specifications for N0552 2-009: Cross-Sectional Height: 0.203 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN; Hardness Rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM; Center Hole Diameter: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE NITRILE. 4 specifications are documented in the U.S. Government catalog.
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.