The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-253-2387, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-253-2387 |
| Primary Part Number | 7407908PT78 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Securing Method | THREADED HOLE(S) BOTH ENDS |
| Threaded Hole Location | BOTH ENDS: LOCATED AT SIDE OF SPLIT HUB |
| Bore Length | 0.9690 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INSULATOR W/SPRING ACTION |
| Outside Diameter | 2.813 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT BOTH ENDS |
| Threaded Hole Quantity | 2 BOTH ENDS |
| Thread Size Designator | 10-32 BOTH ENDS |
| Bore Diameter | 0.3750 INCHES NOMINAL BOTH ENDS 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 |
|---|---|
| 7407908PT78 | Westinghouse Electric Corp (USA) |
| 7607465G8 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 7407908PT78 | 5/9 Secondary reference Westinghouse Electric Corp Power Generation-Generator Div |
| 7607465G8 | 3/9 Design control — primary reference Westinghouse Electric Corp Power Generation-Generator Div |
NSN 3010-00-253-2387 is a Coupling,shaft,flexible, manufactured by Westinghouse Electric Corp, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-253-2387 has 2 manufacturer part numbers on file: 7407908PT78 (Westinghouse Electric Corp), 7607465G8 (Westinghouse Electric Corp).
Key specifications for 7407908PT78: Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH ENDS: LOCATED AT SIDE OF SPLIT HUB; Bore Length: 0.9690 INCHES NOMINAL BOTH ENDS IN; Design Type: INSULATOR W/SPRING ACTION. 9 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.