The O-Ring, cataloged under National Stock Number 5331-01-617-0744, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 7 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 | 5331-01-617-0744 |
| Primary Part Number | 0401549 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Fastenal Company Dba Fastenal Co |
| Status | ACTIVE |
| Temp Rating | -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Outside Diameter | 1.750 INCHES NOMINAL IN |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Color | BLACK |
| Center Hole Diameter | 1.500 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 |
|---|---|
| 0401549 PRIMARY | Fastenal Company Dba Fastenal Co (USA) |
| EP-0002948 | Independent Rough Terrain Center Llc (USA) |
NSN 5331-01-617-0744 is a O-Ring, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-617-0744 has 2 manufacturer part numbers on file: 0401549 (Fastenal Company Dba Fastenal Co), EP-0002948 (Independent Rough Terrain Center Llc).
Key specifications for 0401549: Temp Rating: -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Outside Diameter: 1.750 INCHES NOMINAL IN; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL. 7 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.