The Crank,actuator, cataloged under National Stock Number 1660-01-202-3891, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1660-01-202-3891 |
| Primary Part Number | 751642-1-1 |
| Item Name | Crank,actuator |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| FSC Application Data | VALVE,FLOW CONTROL |
| 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 |
|---|---|
| 751642-1-1 | Ripa Engineering Corp (USA) |
| 751642-1-1 | Janels Industries Inc (USA) |
| 751642-1-1 | Tronson Manufacturing, Inc (USA) |
| 751642-1-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| 751642-1-1 | Industrial Welding & Engineering Co. (USA) |
| Reference | Meaning |
|---|---|
| 751642-1-1 | 5/2 Secondary reference U.S. Government activity |
NSN 1660-01-202-3891 is a Crank,actuator, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-202-3891 has 5 manufacturer part numbers on file: 751642-1-1 (Ripa Engineering Corp), 751642-1-1 (Janels Industries Inc), 751642-1-1 (Tronson Manufacturing, Inc), 751642-1-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 751642-1-1 (Industrial Welding & Engineering Co.).
Key specifications for 751642-1-1: FSC Application Data: VALVE,FLOW CONTROL; End Item Identification: B52 G/H ACFT. 1 specification is 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.