The O-Ring, cataloged under National Stock Number 5331-01-458-9646, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-458-9646 |
| Primary Part Number | 228-8309 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker Hannifin Corporation Div O-Ring Division |
| Status | ACTIVE |
| Cross-Sectional Height | 3.4 MILLIMETERS MINIMUM AND 3.6 MILLIMETERS MAXIMUM MM |
| Center Hole Diameter | 56.2 MILLIMETERS MINIMUM AND 57.3 MILLIMETERS MAXIMUM MM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| ORAR00228-N9038 | Trelleborg Sealing Solutions Germany Gmbh (DEU) |
| 228-8309 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
NSN 5331-01-458-9646 is a O-Ring, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-458-9646 has 2 manufacturer part numbers on file: ORAR00228-N9038 (Trelleborg Sealing Solutions Germany Gmbh), 228-8309 (Parker Hannifin Corporation Div O-Ring Division).
Key specifications for 228-8309: Cross-Sectional Height: 3.4 MILLIMETERS MINIMUM AND 3.6 MILLIMETERS MAXIMUM MM; Center Hole Diameter: 56.2 MILLIMETERS MINIMUM AND 57.3 MILLIMETERS MAXIMUM MM; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 3 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.