The Valve,butterfly, cataloged under National Stock Number 4820-01-204-8342, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Universal Industrial Products Co Div of Core Industries Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-204-8342 |
| Primary Part Number | BN-3.0-51-5 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Universal Industrial Products Co Div of Core Industries Inc |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | ASME B-164 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | ASTM A296--35 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 180.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY STEM |
| 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 |
|---|---|
| BN-3.0-51-5 PRIMARY | Universal Industrial Products Co Div of Core Industries Inc (USA) |
| 3.0 51 CQQ3-9 | Universal Industrial Products Co Div of Core Industries Inc (USA) |
| BN-3.0-51-5-N11 | Universal Industrial Products Co Div of Core Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| BN-3.0-51-S-N11 | D/9 Drawing number reference only Universal Industrial Products Co Div of Core Industries Inc |
NSN 4820-01-204-8342 is a Valve,butterfly, manufactured by Universal Industrial Products Co Div of Core Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-204-8342 has 3 manufacturer part numbers on file: BN-3.0-51-5 (Universal Industrial Products Co Div of Core Industries Inc), 3.0 51 CQQ3-9 (Universal Industrial Products Co Div of Core Industries Inc), BN-3.0-51-5-N11 (Universal Industrial Products Co Div of Core Industries Inc).
Key specifications for BN-3.0-51-5: Style Designator: STRAIGHT THRU; Material Document and Classification: ASME B-164 ASSN STD SINGLE MATERIAL RESPONSE STEM; Material Document and Classification: ASTM A296--35 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE; Operating Pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 11 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.