The Valve,butterfly, cataloged under National Stock Number 4810-01-490-6928, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-490-6928 |
| Primary Part Number | 3289782-3-1 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Operating Pressure | 40.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Operation Method | AIR |
| 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 |
|---|---|
| 3289782-3-1 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
NSN 4810-01-490-6928 is a Valve,butterfly, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-490-6928 has 1 manufacturer part number on file: 3289782-3-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 3289782-3-1: Operating Pressure: 40.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Special Features: MANUFACTURERS SUGGESTED NAME ANIT-ICING VALVE, PNEUMATIC ACTUATION; PROOF PRESSURE (INLET) 274 TO 296 PSIG; PROOF TIME 1 MINUTE; INLET PRESSURE 38 TO 40 PSIG; SUPPLY PORT PRESSURE 20.5 TO 22.5 PSIG; REGULATED PRESSURE 14.5 TO 15.5 PSIG; WATER SEPARATOR INLET PORT PRESSURE 6.8 TO 172 INH20; BUTTERFLY ANGLE 0 TO 90 DEGREES; AIRFLOW 65 TO 75 LB/MIN LBS; End Item Identification: APPLICABLE T.O. 15A3-3-55-3; Valve Operation Method: AIR. 2 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 4810-01-490-6928 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.