The O-Ring, cataloged under National Stock Number 5331-01-481-7681, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Mpc Products Corporation Dba Woodward Mpc, Inc.. 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 | 5331-01-481-7681 |
| Primary Part Number | 3F14557001-3 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Mpc Products Corporation Dba Woodward Mpc, Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.470 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Criticality Code Justification | AGAV |
| Center Hole Diameter | 1.450 INCHES NOMINAL IN |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 3F14557001-3 PRIMARY | Mpc Products Corporation Dba Woodward Mpc, Inc. (USA) |
| 1.450I.D.X.047C.S-70EP | Apple Rubber Products, Inc. Dba Apple Rubber Products Inc (USA) |
NSN 5331-01-481-7681 is a O-Ring, manufactured by Mpc Products Corporation Dba Woodward Mpc, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-481-7681 has 2 manufacturer part numbers on file: 3F14557001-3 (Mpc Products Corporation Dba Woodward Mpc, Inc.), 1.450I.D.X.047C.S-70EP (Apple Rubber Products, Inc. Dba Apple Rubber Products Inc).
Key specifications for 3F14557001-3: Cross-Sectional Height: 0.470 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Criticality Code Justification: AGAV; Center Hole Diameter: 1.450 INCHES NOMINAL IN. 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.