The Valve,butterfly, cataloged under National Stock Number 4820-01-331-8686, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cooper Cameron Corp Cooper Cameron Valves Div. Government technical data includes 16 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 | 4820-01-331-8686 |
| Primary Part Number | 12347-9933316 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Cooper Cameron Corp Cooper Cameron Valves Div |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Bolt Circle Nominal Diameter | 6.000 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Bolt Hole Nominal Diameter | 0.625 INCHES ALL ENDS IN |
| Operating Pressure | 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 3.000 INCHES IN |
| Mounting Facility | LUG(S) |
| Bolt Hole Quantity | 4 ALL ENDS |
| Face to Face Distance | 1.875 INCHES IN |
| Material | NICKEL ALLOY STEM |
| Material | IRON BODY |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT |
| 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 |
|---|---|
| 12347-9933316 PRIMARY | Cooper Cameron Corp Cooper Cameron Valves Div (USA) |
NSN 4820-01-331-8686 is a Valve,butterfly, manufactured by Cooper Cameron Corp Cooper Cameron Valves Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-331-8686 has 1 manufacturer part number on file: 12347-9933316 (Cooper Cameron Corp Cooper Cameron Valves Div).
Key specifications for 12347-9933316: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Bolt Circle Nominal Diameter: 6.000 INCHES ALL ENDS IN; Connection Type: FLANGE ALL ENDS. 16 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.