The Cylinder,actuating,linear, cataloged under National Stock Number 1650-01-337-2638, 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 Thomas Instrument, Incorporated. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-337-2638 |
| Primary Part Number | 68R410005-2001 |
| Item Name | Cylinder,actuating,linear |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Thomas Instrument, Incorporated |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT HYDRAULIC SYSTEMS |
| 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 |
|---|---|
| 68R410005-2001 PRIMARY | Thomas Instrument, Incorporated (USA) |
| 68R410005-2001 PRIMARY | Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val (USA) |
| 68R410005-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 68R410005-2001 PRIMARY | Circor Aerospace, Inc. Div Circor (USA) |
| Reference | Meaning |
|---|---|
| 68R410005-2001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 68R410005-2001 | C/1 Advisory reference — outside the item-of-supply concept Goodrich Corporation |
| 68R410005-2001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1650-01-337-2638 is a Cylinder,actuating,linear, manufactured by Thomas Instrument, Incorporated, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-337-2638 has 4 manufacturer part numbers on file: 68R410005-2001 (Thomas Instrument, Incorporated), 68R410005-2001 (Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val), 68R410005-2001 (The Boeing Company Div Defense), 68R410005-2001 (Circor Aerospace, Inc. Div Circor).
Key specifications for 68R410005-2001: FSC Application Data: AIRCRAFT HYDRAULIC SYSTEMS; Special Features: USED ON MAIN LANDING GEAR ACTUATOR; NHA 1650013106243; End Item Identification: F-15 AIRCRAFT. 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.
NSN 1650-01-337-2638 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.