The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-052-2902, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Control Flow, Inc. Dba Control Flow Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3010-01-052-2902 |
| Primary Part Number | PLD301067PC9 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| Keyway Depth | 0.1550 INCHES NOMINAL BOTH ENDS IN |
| Bore Length | 1.9400 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INTERNAL GEAR |
| Keying Facility Type | KEYWAY THROUGH BORE |
| Keying Facility Spacing in Deg | 0.0 THROUGH BORE |
| Outside Diameter | 4.000 INCHES NOMINAL IN |
| Features Provided | EXPOSED COUPLING BOLT TYPE AND SPLINE GEAR TEETH AND SHROUDED COUPLING BOLT TYPE |
| Bore Shape | ROUGH STOCK BOTH ENDS |
| Keying Facility Quantity | 1 THROUGH BORE |
| Keyway Width | 0.380 INCHES NOMINAL BOTH ENDS IN |
| Bore Diameter | 1.7500 INCHES NOMINAL THROUGH BORE 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 |
|---|---|
| PLD301067PC9 PRIMARY | Control Flow, Inc. Dba Control Flow Inc (USA) |
| C101-1-4RB PRIMARY | Ameridrives International Llc Dba Ameridrives International Llc (USA) |
| Reference | Meaning |
|---|---|
| PLD301067PC9 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| C101-1-4 | 3/1 Design control — primary reference Ameridrives International Llc Dba Ameridrives International Llc |
NSN 3010-01-052-2902 is a Coupling,shaft,flexible, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-052-2902 has 2 manufacturer part numbers on file: PLD301067PC9 (Control Flow, Inc. Dba Control Flow Inc), C101-1-4RB (Ameridrives International Llc Dba Ameridrives International Llc).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-273-3158. Verify interchangeability with system specifications before substitution.
Key specifications for PLD301067PC9: Keyway Depth: 0.1550 INCHES NOMINAL BOTH ENDS IN; Bore Length: 1.9400 INCHES NOMINAL BOTH ENDS IN; Design Type: INTERNAL GEAR; Keying Facility Type: KEYWAY THROUGH BORE. 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.