The Coupling,shaft,rigid, cataloged under National Stock Number 3010-00-070-1879, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-070-1879 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Spline Minor Diameter | 0.3125 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM BOTH ENDS IN |
| Spline Type | INVOLUTE FIRST END |
| Overall Diameter | 0.520 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN |
| Criticality Code Justification | AAUJ AND AAUH |
| Spline Length | 0.970 INCHES MINIMUM AND 0.990 INCHES MAXIMUM BOTH ENDS IN |
| Style Designator | PLAIN SLEEVE |
| Material Document and Classification | AISI -50 ASSN STD SINGLE MATERIAL RESPONSE |
| Spline Major Diameter | 0.3623 INCHES MINIMUM AND 0.3694 INCHES MAXIMUM BOTH ENDS IN |
| Bore Shape | SPLINED FIRST END |
| Spline Pressure Angle in Deg | 30.000 FIRST END |
| Spline Quantity | 16 FIRST END |
| 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 | Y |
| Reference | Meaning |
|---|---|
| 895349-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-00-070-1879 is a Coupling,shaft,rigid, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-00-070-1879: Spline Minor Diameter: 0.3125 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM BOTH ENDS IN; Spline Type: INVOLUTE FIRST END; Overall Diameter: 0.520 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN; Criticality Code Justification: AAUJ AND AAUH. 12 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.