The Valve,anti-Icing, cataloged under National Stock Number 1650-01-159-4425, 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 Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1650-01-159-4425 |
| Primary Part Number | 3289536-1-1 |
| Item Name | Valve,anti-Icing |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| General Characteristics Item Description | VALVE TO BE DESIGNED AND QUALIFIED IAW HUGHES HELICOPTER SPEC PS8-11011; DIMENSIONS AND TOLERANCES PER ANSI Y14.5 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 7-211670301-3 | The Boeing Company (USA) |
| 3289536-1-1 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 7-211670301-3 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| 3289536-1-1 | 5/9 Secondary reference U.S. Government activity |
NSN 1650-01-159-4425 is a Valve,anti-Icing, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-159-4425 has 2 manufacturer part numbers on file: 7-211670301-3 (The Boeing Company), 3289536-1-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 3289536-1-1: General Characteristics Item Description: VALVE TO BE DESIGNED AND QUALIFIED IAW HUGHES HELICOPTER SPEC PS8-11011; DIMENSIONS AND TOLERANCES PER ANSI Y14.5. 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 1650-01-159-4425 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.