The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-593-6056, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Martin Sprocket and Gear Inc. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-593-6056 |
| Primary Part Number | 4016 1.250IN BORE |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Martin Sprocket and Gear Inc |
| Status | ACTIVE |
| Bore Length | 2.531 INCHES NOMINAL THROUGH BORE IN |
| Overall Diameter | 3.031 INCHES NOMINAL IN |
| Style Designator | PLAIN SLEEVE |
| Bore Shape | STRAIGHT THROUGH BORE |
| Body Material | STEEL |
| Bore Diameter | 1.250 INCHES NOMINAL THROUGH BORE IN |
| 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 |
|---|---|
| 4016 1.250IN BORE PRIMARY | Martin Sprocket and Gear Inc (USA) |
NSN 3010-01-593-6056 is a Coupling,shaft,rigid, manufactured by Martin Sprocket and Gear Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-593-6056 has 1 manufacturer part number on file: 4016 1.250IN BORE (Martin Sprocket and Gear Inc).
Key specifications for 4016 1.250IN BORE: Bore Length: 2.531 INCHES NOMINAL THROUGH BORE IN; Overall Diameter: 3.031 INCHES NOMINAL IN; Style Designator: PLAIN SLEEVE; Overall Length: 2.531 INCHES NOMINAL IN. 6 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.