The O-Ring, cataloged under National Stock Number 5331-01-651-7188, 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 5 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 | 5331-01-651-7188 |
| Primary Part Number | E0540-80/2-453 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Temp Rating | -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Supplementary Features | MATERIAL ETHYLENE PROPYLENE RUBBER (EPR) |
| Hardness Rating | 80.0 SHORE DUROMETER A NOMINAL |
| Color | BLACK |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM OR RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM |
| 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 |
|---|---|
| E0540-80/2-453 | Dbr Industries, Inc. Dba Dbr Industries Inc (USA) |
| E0540-80/2-453 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-01-651-7188 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-651-7188 has 2 manufacturer part numbers on file: E0540-80/2-453 (Dbr Industries, Inc. Dba Dbr Industries Inc), E0540-80/2-453 (Parker-Hannifin Corp Div O-Ring Division).
Key specifications for E0540-80/2-453: Temp Rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Supplementary Features: MATERIAL ETHYLENE PROPYLENE RUBBER (EPR); Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL; Color: BLACK. 5 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.