The Coupling,shaft,rigid, cataloged under National Stock Number 3010-00-161-1607, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-00-161-1607 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Spline Minor Diameter | 1.1880 INCHES MINIMUM AND 1.1890 INCHES MAXIMUM SECOND END IN |
| Spline Minor Diameter | 1.8130 INCHES MINIMUM AND 1.8180 INCHES MAXIMUM FIRST END IN |
| Spline Type | INVOLUTE BOTH ENDS |
| Overall Diameter | 2.370 INCHES NOMINAL IN |
| Spline Length | 0.7500 INCHES NOMINAL FIRST END IN |
| Spline Length | 1.2500 INCHES NOMINAL SECOND END IN |
| Style Designator | PLAIN SLEEVE |
| Material Document and Classification | MIL-S-13048, COMP 4140, 4340 OR 8640 MIL SPEC 1ST MATERIAL RESPONSE AND QQ-S-624, COMP 4140, 4340, OR 8640, COND A/A FED SPEC 2ND MATERIAL RESPONSE |
| Spline Major Diameter | 1.3130 INCHES MINIMUM AND 1.3240 INCHES MAXIMUM SECOND END IN |
| Spline Major Diameter | 1.9380 INCHES MINIMUM AND 1.9490 INCHES MAXIMUM FIRST END IN |
| Bore Shape | SPLINED BOTH ENDS |
| Spline Pressure Angle in Deg | 30.000 FIRST END |
| Spline Quantity | 20 SECOND END |
| Spline Quantity | 30 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 | X |
| Reference | Meaning |
|---|---|
| 2587620 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-00-161-1607 is a Coupling,shaft,rigid, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-00-161-1607: Spline Minor Diameter: 1.1880 INCHES MINIMUM AND 1.1890 INCHES MAXIMUM SECOND END IN; Spline Minor Diameter: 1.8130 INCHES MINIMUM AND 1.8180 INCHES MAXIMUM FIRST END IN; Spline Type: INVOLUTE BOTH ENDS; Overall Diameter: 2.370 INCHES NOMINAL IN. 15 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.