The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-774-5159, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3010-00-774-5159 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Bushing Material | STEEL |
| Securing Method | THREADED HOLE(S) SECOND END |
| Threaded Hole Location | BOTH ENDS: LOCATED 0.093 IN. FROM END IN |
| Bore Length | 0.3750 INCHES NOMINAL SECOND END IN |
| Bore Length | 0.3750 INCHES NOMINAL FIRST END IN |
| Design Type | BONDED RUBBER |
| Outside Diameter | 0.562 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT FIRST END |
| Bore Shape | STRAIGHT SECOND END |
| Threaded Hole Quantity | 1 BOTH ENDS |
| Thread Size Designator | 4-40 BOTH ENDS |
| Bore Diameter | 0.1250 INCHES NOMINAL SECOND END IN |
| Bore Diameter | 0.1900 INCHES NOMINAL FIRST END 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 |
|---|---|
| 30947 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-00-774-5159 is a Coupling,shaft,flexible, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5950-00-806-3676, 5331-01-226-6750. Verify interchangeability with system specifications before substitution.
Key specifications for 3010-00-774-5159: Bushing Material: STEEL; Securing Method: THREADED HOLE(S) SECOND END; Threaded Hole Location: BOTH ENDS: LOCATED 0.093 IN. FROM END IN; Bore Length: 0.3750 INCHES NOMINAL SECOND END IN. 13 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.