The Shaft,drive,flexible, cataloged under National Stock Number 3040-00-756-9689, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Sypris Electronics, Llc. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-00-756-9689 |
| Primary Part Number | 158642-0002 |
| Item Name | Shaft,drive,flexible |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Sypris Electronics, Llc |
| Status | ACTIVE |
| Threaded Securing Hole Location | 0.140 IN. FROM END,THROUGH TO BORE,90 DEG APARTG0.125 IN. FROM END,THROUGH TO BORE,90 DEG APART IN |
| Cross Section Size and Location | 0.375 INCHES MINIMUM DIAMETER AND 0.500 INCHES MAXIMUM DIAMETER IN |
| Size Designator | 0.5000 |
| Outside Diameter | 0.130 INCHES NOMINAL IN |
| Securing Hole Thread Size | 8-32 |
| End Overall Length | 0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Unit Type | WIRE WOUND |
| Material | STEEL SHAFT |
| Machined Feature Size | 0.254 IN. DIA BY 0.281 IN. LG BOREG0.158 IN. DIA BY 0.250 IN. LG BORE IN |
| End Type | ROUND FEMALE |
| Threaded Securing Hole Quantity | 2 |
| 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 |
|---|---|
| 158642-0002 PRIMARY | Sypris Electronics, Llc (USA) |
| 158642-0002 | Cec Vibration Products, Llc Dba Cec Vibrations Products (USA) |
| Reference | Meaning |
|---|---|
| 158642 | 5/9 Secondary reference Sypris Electronics, Llc |
| CB409 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-00-756-9689 is a Shaft,drive,flexible, manufactured by Sypris Electronics, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-756-9689 has 2 manufacturer part numbers on file: 158642-0002 (Sypris Electronics, Llc), 158642-0002 (Cec Vibration Products, Llc Dba Cec Vibrations Products).
Key specifications for 158642-0002: Threaded Securing Hole Location: 0.140 IN. FROM END,THROUGH TO BORE,90 DEG APARTG0.125 IN. FROM END,THROUGH TO BORE,90 DEG APART IN; Cross Section Size and Location: 0.375 INCHES MINIMUM DIAMETER AND 0.500 INCHES MAXIMUM DIAMETER IN; Size Designator: 0.5000; Overall Length: 6.000 INCHES NOMINAL IN. 11 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.