The Cylinder,actuating,linear, cataloged under National Stock Number 1650-00-923-7873, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-923-7873 |
| Primary Part Number | 65651-11317-041 |
| Item Name | Cylinder,actuating,linear |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Port Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL PORTS |
| Port Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) SINGLE PORT |
| Material Document and Classification | SS8014, TEMPER T6, 78286 MFR REF SINGLE MATERIAL RESPONSE BODY |
| Port Thread Class | 3B ALL PORTS |
| Port Thread Class | 3B SINGLE PORT |
| Port Thread Quantity Per Inch | 20 SINGLE PORT |
| Port Thread Quantity Per Inch | 20 ALL PORTS |
| Port Thread Diameter | 0.438 INCHES NOMINAL SINGLE PORT IN |
| Port Thread Diameter | 0.438 INCHES NOMINAL ALL PORTS IN |
| Port Location and Quantity | 1 CYLINDER HEAD END AND 1 CENTER SECTION |
| Port Style | FLARE ALL PORTS |
| Port Style | FLARE SINGLE PORT |
| Bore Diameter | 0.750 INCHES MINIMUM IN |
| Material | ALUMINUM ALLOY 7075 BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 65651-11317-041 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 65651-11317-041 | 5/9 Secondary reference S & L Aerospace Metals Llc |
| 65651-11254-042 | 5/9 Secondary reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 1650-00-923-7873 is a Cylinder,actuating,linear, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-923-7873 has 1 manufacturer part number on file: 65651-11317-041 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 65651-11317-041: Port Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) ALL PORTS; Port Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) SINGLE PORT; Material Document and Classification: SS8014, TEMPER T6, 78286 MFR REF SINGLE MATERIAL RESPONSE BODY; Overall Length: 3.475 INCHES MINIMUM AND 3.480 INCHES MAXIMUM IN. 14 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 1650-00-923-7873 has DEMIL Code B. 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.