The Valve,float, cataloged under National Stock Number 4820-01-138-6401, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Schneider Metal Mfg Co Inc Ross Temp Div. Government technical data includes 2 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 | 4820-01-138-6401 |
| Primary Part Number | 21924 |
| Item Name | Valve,float |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Schneider Metal Mfg Co Inc Ross Temp Div |
| Status | ACTIVE |
| Material | COPPER ALLOY BODY |
| Material | PLASTIC FLOW CONTROL DEVICE |
| 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 |
|---|---|
| 21924 PRIMARY | Schneider Metal Mfg Co Inc Ross Temp Div (USA) |
NSN 4820-01-138-6401 is a Valve,float, manufactured by Schneider Metal Mfg Co Inc Ross Temp Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-138-6401 has 1 manufacturer part number on file: 21924 (Schneider Metal Mfg Co Inc Ross Temp Div).
Key specifications for 21924: Material: COPPER ALLOY BODY; Material: PLASTIC FLOW CONTROL DEVICE. 2 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.