The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-290-5056, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-290-5056 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Spline Type | INVOLUTE THROUGH BORE |
| Overall Diameter | 2.250 INCHES NOMINAL IN |
| Spline Length | 3.750 INCHES NOMINAL THROUGH BORE IN |
| Style Designator | PLAIN SLEEVE |
| Spline Major Diameter | 1.750 INCHES NOMINAL THROUGH BORE IN |
| Bore Shape | SPLINED THROUGH BORE |
| Spline Pressure Angle in Deg | 30.000 THROUGH BORE |
| Spline Quantity | 13 THROUGH BORE |
| Body Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 03-32-00030 | 3/2 Design control — primary reference U.S. Government activity |
| 31036-44005 | 5/2 Secondary reference U.S. Government activity |
NSN 3010-01-290-5056 is a Coupling,shaft,rigid, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-01-290-5056: Spline Type: INVOLUTE THROUGH BORE; Overall Diameter: 2.250 INCHES NOMINAL IN; Spline Length: 3.750 INCHES NOMINAL THROUGH BORE IN; Style Designator: PLAIN SLEEVE. 9 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.