The Shaft,drive,flexible, cataloged under National Stock Number 3040-00-570-9554, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is S.s. White Technologies, Inc.. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-570-9554 |
| Primary Part Number | SK6657-7-15-16 |
| Item Name | Shaft,drive,flexible |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | S.s. White Technologies, Inc. |
| Status | ACTIVE |
| Bushing Length | 0.188 INCHES NOMINAL IN |
| Threaded Securing Hole Location | LOCATED 120 DEG APART,0.188 IN. FROM END,THROUGH TO BORE IN |
| Size Designator | 0.500 IN. ACROSS FLATS IN |
| Outside Diameter | 0.187 INCHES NOMINAL IN |
| Securing Hole Thread Size | 8-32 |
| Unit Type | WIRE WOUND |
| Material | NICKEL ALLOY SHAFT |
| Panel Bushing Diameter | 0.250 INCHES NOMINAL IN |
| End Type | ROUND MALE |
| 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 |
|---|---|
| SK6657-7-15-16 PRIMARY | S.s. White Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SK6657-7-15-16 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-00-570-9554 is a Shaft,drive,flexible, manufactured by S.s. White Technologies, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-570-9554 has 1 manufacturer part number on file: SK6657-7-15-16 (S.s. White Technologies, Inc.).
Key specifications for SK6657-7-15-16: Bushing Length: 0.188 INCHES NOMINAL IN; Threaded Securing Hole Location: LOCATED 120 DEG APART,0.188 IN. FROM END,THROUGH TO BORE IN; Size Designator: 0.500 IN. ACROSS FLATS IN; Overall Length: 7.938 INCHES NOMINAL IN. 10 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.