The Valve,butterfly, cataloged under National Stock Number 4820-01-524-9682, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-524-9682 |
| Primary Part Number | 1003820-1 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Flange Shape | ROUND ALL ENDS |
| Furnished Items and Quantity | 1 ELECTRICAL CONNECTOR |
| Flange Face Design | PLAIN ALL ENDS |
| Voltage in Volts and Current Type | 18.0 DC AND 31.5 DC |
| Minimum Operating Temp | -65.0 FAHRENHEIT DEGF |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 80.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Maximum Operating Temp | 160.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Outside Diameter | 4.000 INCHES ALL ENDS IN |
| Mounting Facility | BRACKET(S) |
| Bonnet Attachment Method | INTEGRAL |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | ALUMINUM OVERALL |
| Opening Pressure Setting | 80.0 POUNDS PER SQUARE INCH LBS |
| Valve Operation Method | ELECTRIC MOTOR |
| Nominal Thickness | 0.057 INCHES ALL ENDS IN |
| Current Rating in Amps | 2.000 |
| 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 |
|---|---|
| 1003820-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 17B2N9017-501 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-524-9682 is a Valve,butterfly, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-524-9682 has 1 manufacturer part number on file: 1003820-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 1003820-1: Flange Shape: ROUND ALL ENDS; Furnished Items and Quantity: 1 ELECTRICAL CONNECTOR; Flange Face Design: PLAIN ALL ENDS; Voltage in Volts and Current Type: 18.0 DC AND 31.5 DC. 19 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 4820-01-524-9682 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.