The Valve,butterfly, cataloged under National Stock Number 4810-01-290-4528, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Conair Group Inc Div Conair Aerospace. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-290-4528 |
| Primary Part Number | CON 677-4462-305 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Conair Group Inc Div Conair Aerospace |
| Status | ACTIVE |
| Supplementary Features | APPLICABLE ON C-130 AERIAL SPRAY MASS |
| 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 |
|---|---|
| CON 677-4462-305 PRIMARY | Conair Group Inc Div Conair Aerospace (CAN) |
| Reference | Meaning |
|---|---|
| 677-4462-305 | 5/9 Secondary reference Conair Group Inc Div Conair Aerospace |
NSN 4810-01-290-4528 is a Valve,butterfly, manufactured by Conair Group Inc Div Conair Aerospace, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-290-4528 has 1 manufacturer part number on file: CON 677-4462-305 (Conair Group Inc Div Conair Aerospace).
Key specifications for CON 677-4462-305: Supplementary Features: APPLICABLE ON C-130 AERIAL SPRAY MASS; Special Features: CONSISTS OF 2 2IN. VALVE BODIES; 2 2IN. VALVE STEMS; 1 2IN. EPT SEAT; 1DISC STEM; APPERATURE DIAMETER 2.390 IN. DIA; FLANGE DIA 3.800 DIA; BOLT HOLE CIRCLE 3.450 IN. WITH 4 EQUALLY SPACED HOLES .328 IN. DIA; OUTSIDE BODY DIA 2.900 IN.; THICKNESS OF VALVE .710 IN. IN. 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 4810-01-290-4528 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.