The Valve,flux,master, cataloged under National Stock Number 1650-01-079-2637, 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. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-079-2637 |
| Primary Part Number | 2575570 |
| Item Name | Valve,flux,master |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| General Characteristics Item Description | WING TIP COMPENSATOR |
| 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 |
|---|---|
| 2575570 PRIMARY | Honeywell International Inc. Dba Honeywell International (USA) |
| 2575570-902 | Honeywell International Inc. Dba Honeywell International (USA) |
| Reference | Meaning |
|---|---|
| 2575570-902 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell |
NSN 1650-01-079-2637 is a Valve,flux,master, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-079-2637 has 2 manufacturer part numbers on file: 2575570 (Honeywell International Inc. Dba Honeywell International), 2575570-902 (Honeywell International Inc. Dba Honeywell International).
Key specifications for 2575570: General Characteristics Item Description: WING TIP COMPENSATOR; End Item Identification: BOEING ACFT MODEL 727. 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 1650-01-079-2637 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.