The Shaft,shouldered, cataloged under National Stock Number 3040-01-309-9568, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Control Flow, Inc. Dba Control Flow Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-309-9568 |
| Primary Part Number | C102174 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| Largest Step Diameter | 0.500 INCHES NOMINAL IN |
| Material | STEEL COMP 1020 |
| 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 |
|---|---|
| C102174 PRIMARY | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| C102.174 | C/1 Advisory reference — outside the item-of-supply concept Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| C102174 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
NSN 3040-01-309-9568 is a Shaft,shouldered, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-309-9568 has 1 manufacturer part number on file: C102174 (Control Flow, Inc. Dba Control Flow Inc).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-651-3746. Verify interchangeability with system specifications before substitution.
Key specifications for C102174: Largest Step Diameter: 0.500 INCHES NOMINAL IN; Overall Length: 6.750 INCHES NOMINAL IN; Material: STEEL COMP 1020. 2 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.