The Valve,butterfly, cataloged under National Stock Number 4820-01-541-3972, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 14 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 | 4820-01-541-3972 |
| Primary Part Number | 5024K24 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Nominal Pipe Size Accommodated | 2.000 INCHES ALL ENDS IN |
| Bolt Circle Nominal Diameter | 4.750 INCHES ALL ENDS IN |
| Minimum Operating Temp | -20.0 FAHRENHEIT DEGF |
| Connection Type | FLANGE ALL ENDS |
| Bolt Hole Nominal Diameter | 0.625 INCHES ALL ENDS IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 300.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Outside Diameter | 6.000 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 4 ALL ENDS |
| Material | IRON BODY |
| Material | RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM SEAT |
| Valve Operation Method | MANUAL |
| Nominal Thickness | 1.812 INCHES ALL ENDS IN |
| 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 |
|---|---|
| 5024K24 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 4820-01-541-3972 is a Valve,butterfly, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-541-3972 has 1 manufacturer part number on file: 5024K24 (Mcmaster-Carr Supply Co).
Key specifications for 5024K24: Flange Shape: ROUND WITH HOLES ALL ENDS; Nominal Pipe Size Accommodated: 2.000 INCHES ALL ENDS IN; Bolt Circle Nominal Diameter: 4.750 INCHES ALL ENDS IN; Minimum Operating Temp: -20.0 FAHRENHEIT DEGF. 14 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.