The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-421-4634, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Kamewa Usa Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-421-4634 |
| Primary Part Number | 578064 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Kamewa Usa Inc |
| Status | ACTIVE |
| Bore Length | 1185.0 MILLIMETERS NOMINAL FIRST END MM |
| Overall Diameter | 1420.0 MILLIMETERS NOMINAL MM |
| Style Designator | FLANGED COMPRESSION |
| Features Provided | BORE COUNTERBORE |
| Bore Shape | STRAIGHT BOTH ENDS |
| Unthreaded Hole Quantity | 10 |
| Hole Diameter | 103.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 578064 | Kamewa Usa Inc (USA) |
| Reference | Meaning |
|---|---|
| 578064 | C/1 Advisory reference — outside the item-of-supply concept Fuji Trading (america) Inc. |
| 578064 | 3/9 Design control — primary reference Kamewa |
| 578064 | 5/9 Secondary reference Rolls-Royce Ab |
| 578064 | 5/9 Secondary reference Fuji Trading America Inc |
NSN 3010-01-421-4634 is a Coupling,shaft,rigid, manufactured by Kamewa Usa Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-421-4634 has 1 manufacturer part number on file: 578064 (Kamewa Usa Inc).
Key specifications for 578064: Bore Length: 1185.0 MILLIMETERS NOMINAL FIRST END MM; Overall Diameter: 1420.0 MILLIMETERS NOMINAL MM; Style Designator: FLANGED COMPRESSION; Features Provided: BORE COUNTERBORE. 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.