The Valve,butterfly, cataloged under National Stock Number 4810-01-449-9904, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4810-01-449-9904 |
| Primary Part Number | 103756-2-2 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| 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 |
|---|---|
| 103756-2-2 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| 17B3N6002-1 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4810-01-449-9904 is a Valve,butterfly, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-449-9904 has 1 manufacturer part number on file: 103756-2-2 (Honeywell International, Inc Div Aerospace-Tucson).
Key specifications for 103756-2-2: Special Features: MANUFACTURERS SUGGESTED NAME IS VALVE, RELIEF, PRESSURE CABIN PRESSURE CONTROL SYSTEM; SIMILAR TO -1 VALVE; MAX WT 7.7 LBS; VALVE INCLUDES FILTER AND SOLENOID (ENERGISE TO DUMP); 17-30 VDC; BUTTERFLY TYPE DISK VDC; End Item Identification: C-17 ACFT; NHA ACFT PRESSURIZATION SYSTEM. 0 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 4810-01-449-9904 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.