The Coupling Half,shaft, cataloged under National Stock Number 3010-01-140-0258, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-140-0258 |
| Item Name | Coupling Half,shaft |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Material Document and Classification | FED STD 66, COMP C1141 FED STD SINGLE MATERIAL RESPONSE |
| Features Provided | KEYWAY |
| Bore Shape | STRAIGHT |
| Bore Diameter | 0.8770 INCHES NOMINAL IN |
| 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 |
|---|---|
| 75187 | 3/9 Design control — primary reference Tennant Company |
NSN 3010-01-140-0258 is a Coupling Half,shaft, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-01-140-0258: Material Document and Classification: FED STD 66, COMP C1141 FED STD SINGLE MATERIAL RESPONSE; Features Provided: KEYWAY; Bore Shape: STRAIGHT; Special Features: KEYWAY WIDTH:0.188" NOM.; THREAD SIZE DESIGNATOR:10-24; DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY:0.482" NOM.; THREAD PROVISION:THREADED; KEYING FACILITY QTY:1; BORE COUNTERBORE FEATURE:NOT INCLUDED. 5 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.