The Valve,float, cataloged under National Stock Number 4820-01-136-0750, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Robert Manufacturing Company Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-136-0750 |
| Primary Part Number | RC810-1/2 |
| Item Name | Valve,float |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Robert Manufacturing Company Inc |
| Status | ACTIVE |
| Material | COPPER ALLOY BODY |
| Valve Operation Method | AUTOMATICAUTOMATIC |
| 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 |
|---|---|
| RC810-1/2 PRIMARY | Robert Manufacturing Company Inc (USA) |
| Reference | Meaning |
|---|---|
| RC-810 1-2IN | C/1 Advisory reference — outside the item-of-supply concept Sioux Corporation Dba Sioux Corp |
| RC-810 1/2IN | 5/9 Secondary reference Robert Manufacturing Company Inc |
NSN 4820-01-136-0750 is a Valve,float, manufactured by Robert Manufacturing Company Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-136-0750 has 1 manufacturer part number on file: RC810-1/2 (Robert Manufacturing Company Inc).
Key specifications for RC810-1/2: Special Features: VALVE SIZE 0.5000VALVE SIZE 0.5000; Material: COPPER ALLOY BODY; Valve Operation Method: AUTOMATICAUTOMATIC. 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.