The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-255-8728, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Portland Valve Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 — Torque Converters and Speed Changers (FSG 30) |
| Manufacturers | Portland Valve Llc (CAGE 53154) |
| Parameter | Value |
|---|---|
| NSN | 3010-01-255-8728 |
| Primary Part Number | 078-0554-71 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 078-0554-71 PRIMARY | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| 841975 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3010-01-255-8728 is a Coupling,shaft,rigid, manufactured by Portland Valve Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-255-8728 has 1 manufacturer part number on file: 078-0554-71 (Portland Valve Llc).
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.