The Valve,float, cataloged under National Stock Number 4820-01-250-6446, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Itt Mcdonnell-Miller a Unit of Itt Fluid Handling Div. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-250-6446 |
| Primary Part Number | 25A .75IN |
| Item Name | Valve,float |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Itt Mcdonnell-Miller a Unit of Itt Fluid Handling Div |
| Status | ACTIVE |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | ANGLE |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Media for Which Designed | WATER, FRESH SINGLE RESPONSE |
| Material | STEEL CORROSION RESISTING BODY |
| Thread Series Designator | NPT ALL ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-01-250-6446 is a Valve,float, manufactured by Itt Mcdonnell-Miller a Unit of Itt Fluid Handling Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-250-6446 has 2 manufacturer part numbers on file: 25A .75IN (Itt Mcdonnell-Miller a Unit of Itt Fluid Handling Div), 25A (Itt Mcdonnell-Miller a Unit of Itt Fluid Handling Div).
Key specifications for 25A .75IN: Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: ANGLE; Thread Direction: RIGHT-HAND ALL ENDS. 8 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.