The Coupling,shaft,rigid, cataloged under National Stock Number 3010-00-906-0340, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-906-0340 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Bore Length | 0.688 INCHES NOMINAL FIRST END IN |
| Overall Diameter | 1.000 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT FIRST END |
| Body Material | STEEL CORROSION RESISTING |
| Unthreaded Hole Quantity | 2 |
| Surface Treatment | PASSIVATE |
| Bore Diameter | 0.313 INCHES NOMINAL FIRST END IN |
| Hole Diameter | 0.094 INCHES NOMINAL IN |
| 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 |
|---|---|
| 45913 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-00-906-0340 is a Coupling,shaft,rigid, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-529-4179, 6240-01-540-9034. Verify interchangeability with system specifications before substitution.
Key specifications for 3010-00-906-0340: Bore Length: 0.688 INCHES NOMINAL FIRST END IN; Overall Diameter: 1.000 INCHES NOMINAL IN; Overall Length: 0.688 INCHES NOMINAL IN; Bore Shape: STRAIGHT FIRST END. 8 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.