The Coupling Half,shaft, cataloged under National Stock Number 3010-00-294-7904, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3010-00-294-7904 |
| Item Name | Coupling Half,shaft |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Bore Length | 5.0000 INCHES NOMINAL IN |
| Outside Diameter | 7.245 INCHES MINIMUM AND 7.250 INCHES MAXIMUM IN |
| Features Provided | KEYWAY AND COUNTERBORE |
| Bore Shape | STRAIGHT |
| Bore Diameter | 2.4990 INCHES MINIMUM AND 2.5000 INCHES MAXIMUM IN |
| Material | IRON MALLEABLE |
| 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 |
|---|---|
| A5224D | 3/9 Design control — primary reference Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| XA5224D | 5/9 Secondary reference Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
NSN 3010-00-294-7904 is a Coupling Half,shaft, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-00-294-7904: Bore Length: 5.0000 INCHES NOMINAL IN; Overall Length: 5.000 INCHES NOMINAL IN; Outside Diameter: 7.245 INCHES MINIMUM AND 7.250 INCHES MAXIMUM IN; Features Provided: KEYWAY AND COUNTERBORE. 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.