The Seat and Disk Set Valve, cataloged under National Stock Number 1650-00-699-0344, 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 United Dynamics, Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1650-00-699-0344 |
| Primary Part Number | 1009443 |
| Item Name | Seat and Disk Set Valve |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | United Dynamics, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,SEAT,STEEL BALL,OPERATED BY SOLENOID PLUNGER,D/O 16507222340APPL F-105 ACFT |
| 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 |
|---|---|
| 1009443 PRIMARY | United Dynamics, Inc (USA) |
| 1009443 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| 1009443 PRIMARY | Thomas Instrument, Incorporated (USA) |
| 1009443 | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| 1009443 PRIMARY | Moog Military Aircraft Llc (USA) |
| Reference | Meaning |
|---|---|
| 1009443 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
NSN 1650-00-699-0344 is a Seat and Disk Set Valve, manufactured by United Dynamics, Inc, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-699-0344 has 5 manufacturer part numbers on file: 1009443 (United Dynamics, Inc), 1009443 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 1009443 (Thomas Instrument, Incorporated), 1009443 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 1009443 (Moog Military Aircraft Llc).
Key specifications for 1009443: General Characteristics Item Description: STEEL,SEAT,STEEL BALL,OPERATED BY SOLENOID PLUNGER,D/O 16507222340APPL F-105 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.
NSN 1650-00-699-0344 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.