The Valve,butterfly, cataloged under National Stock Number 4820-01-304-0394, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-304-0394 |
| Primary Part Number | 2498-00-242 3 12IN |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | MIL-B-24480 MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Valve Size | 12.000 INCHES IN |
| Mounting Facility | WAFER |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| 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 |
|---|---|
| M70839 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 2498-00-242 3 12IN PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 2498-00-242 TYPE III 12 IN PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| 2498-00-242 TYPE III 12IN | 5/9 Secondary reference Circor Intl Inc |
| MIL-V-24624 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-24624 | 4/1 Identification reference U.S. Government activity |
| M70839 | 5/9 Secondary reference Circor Intl Inc |
NSN 4820-01-304-0394 is a Valve,butterfly, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-304-0394 has 3 manufacturer part numbers on file: M70839 (Leslie Controls, Inc. Dba Leslie Controls Inc), 2498-00-242 3 12IN (Leslie Controls, Inc. Dba Leslie Controls Inc), 2498-00-242 TYPE III 12 IN (Leslie Controls, Inc. Dba Leslie Controls Inc).
Key specifications for 2498-00-242 3 12IN: Style Designator: STRAIGHT THRU; Material Document and Classification: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE; Material Document and Classification: MIL-B-24480 MIL SPEC SINGLE MATERIAL RESPONSE BODY; Valve Size: 12.000 INCHES IN. 9 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.