The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-557-2961, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Allied Systems Company Dba Allied Systems Co. 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 | 3010-01-557-2961 |
| Primary Part Number | 232278 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Allied Systems Company Dba Allied Systems Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 232278 PRIMARY | Allied Systems Company Dba Allied Systems Co (USA) |
NSN 3010-01-557-2961 is a Coupling,shaft,rigid, manufactured by Allied Systems Company Dba Allied Systems Co, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-557-2961 has 1 manufacturer part number on file: 232278 (Allied Systems Company Dba Allied Systems Co).
1 possible match (shared part number, not a government interchangeability claim): 6680-01-633-3682. Verify interchangeability with system specifications before substitution.
Key specifications for 232278: End Item Identification: NSC 420 FT WMSL-750 FT. 0 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.
NSN 3010-01-557-2961 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.