The O-Ring, cataloged under National Stock Number 5331-01-459-7220, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-459-7220 |
| Primary Part Number | 334-1588 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker Hannifin Corporation Div O-Ring Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.210 INCHES NOMINAL IN |
| Center Hole Diameter | 2.600 INCHES NOMINAL 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 |
|---|---|
| 334-1588 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
NSN 5331-01-459-7220 is a O-Ring, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-459-7220 has 1 manufacturer part number on file: 334-1588 (Parker Hannifin Corporation Div O-Ring Division).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-481-5490. Verify interchangeability with system specifications before substitution.
Key specifications for 334-1588: Cross-Sectional Height: 0.210 INCHES NOMINAL IN; Special Features: OUTSIDE DIAMETER 3.000 IN. NOMINAL IN; Center Hole Diameter: 2.600 INCHES NOMINAL IN; Material: RUBBER BUTADIENE NITRILE. 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.