The Valve,ball, cataloged under National Stock Number 4820-01-446-2549, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is B N L Industries Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-446-2549 |
| Primary Part Number | HBV-F3-30-0021 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | B N L Industries Inc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDLE |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 3.000 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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 |
|---|---|
| HBV-F3-30-0021 | B N L Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| YCM74393 | 3/9 Design control — primary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
| 5798-30-003 | 3/1 Design control — primary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
| MIL-V-24509 | 4/1 Identification reference U.S. Government activity |
| MIL-PRF-20042 | 4/1 Identification reference U.S. Government activity |
| MIL-F-20042 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-446-2549 is a Valve,ball, manufactured by B N L Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-446-2549 has 1 manufacturer part number on file: HBV-F3-30-0021 (B N L Industries Inc).
Key specifications for HBV-F3-30-0021: Furnished Items and Quantity: 1 HANDLE; Operating Pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Valve Size: 3.000 INCHES IN; Special Features: 3-WAY FLOW;2 SILVER BRAZE ENDS,1 FLANGED END. 6 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.