The Piston,linear Actuating Cylinder, cataloged under National Stock Number 1650-00-732-2953, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Eaton Corp Dba Eaton Aerospace Jackson. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 1650-00-732-2953 |
| Primary Part Number | 21766-1 |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Eaton Corp Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21766-1 PRIMARY | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
NSN 1650-00-732-2953 is a Piston,linear Actuating Cylinder, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-732-2953 has 1 manufacturer part number on file: 21766-1 (Eaton Corp Dba Eaton Aerospace Jackson).
1 possible match (shared part number, not a government interchangeability claim): 6625-01-037-0017. Verify interchangeability with system specifications before substitution.
Key specifications for 21766-1: Special Features: FSC APPLICATION DATA:HYDRAULIC SYSTEM COMPONENTS,C130 ACFT; End Item Identification: P/N K51004-6. 0 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.
NSN 1650-00-732-2953 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.