The Valve,butterfly, cataloged under National Stock Number 4820-01-582-5074, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Nibco Inc Chemtrol Div. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-582-5074 |
| Primary Part Number | WD3510-8 DN150 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Nibco Inc Chemtrol Div |
| Status | ACTIVE |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material | IRON BODY |
| Material | STEEL STEM |
| Material | COPPER ALLOY PACKING |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| WD3510-8 6IN | Nibco Inc Chemtrol Div (USA) |
| WD3510-8 DN150 PRIMARY | Nibco Inc Chemtrol Div (USA) |
| Reference | Meaning |
|---|---|
| WD3510-8 DN150 | 3/9 Design control — primary reference Nibco Inc |
| WD3510-8 6IN | 5/9 Secondary reference Nibco Inc |
NSN 4820-01-582-5074 is a Valve,butterfly, manufactured by Nibco Inc Chemtrol Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-582-5074 has 2 manufacturer part numbers on file: WD3510-8 6IN (Nibco Inc Chemtrol Div), WD3510-8 DN150 (Nibco Inc Chemtrol Div).
Key specifications for WD3510-8 DN150: Connection Type: FLANGE ALL ENDS; Style Designator: STRAIGHT THRU; Special Features: FOR USE WITH ANSI OR ISO FLANGES; ALUMINUM SWITCH BOX WITH 2 INTERNAL SUPERVISORY SWITCHES; NICKEL PLATED IRON DISC; DUCTILE IRON BODY; BRASS COLLAR BUSHING; COPPER UPPER BUSHING; 20.25 IN H IN; Part Name Assigned by Controlling Agency: UL/FM BUTTERFLY VALVE. 6 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.
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.