The Piston,linear Actuating Cylinder, cataloged under National Stock Number 1650-00-609-8374, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1650-00-609-8374 |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| 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 |
| Reference | Meaning |
|---|---|
| 65-6768 | 5/9 Secondary reference U.S. Government activity |
| 65-6768 | 3/2 Design control — primary reference U.S. Government activity |
| 65-6768 | 5/9 Secondary reference Perez Machine, Inc. Dba Perez Machine Inc |
| 65-6768 | 5/9 Secondary reference Circor Aerospace, Inc. Div Circor |
NSN 1650-00-609-8374 is a Piston,linear Actuating Cylinder, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3020-00-942-9471. Verify interchangeability with system specifications before substitution.
Key specifications for 1650-00-609-8374: Special Features: STEEL,17.250 IN. LG,0.746 TO 0.748 IN. BODY OD,9/16-18UNF-3A THREADS ONE END,1.746 TO 1.748 IN. HEAD DIA,0.275 TO 0.280 IN. SEAL GROOVE WIDTH,0.120 IN. SEAL GROOVE DEPTH A. 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 1650-00-609-8374 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.