The Valve,float, cataloged under National Stock Number 4820-00-034-3397, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Master Pneumatic-Detroit Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-034-3397 |
| Primary Part Number | BE100-2 |
| Item Name | Valve,float |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Master Pneumatic-Detroit Inc |
| Status | ACTIVE |
| Flow Control Device | STEM |
| Furnished Items and Quantity | 1 FLOAT AND 1 FLOAT CONTROL ASSEMBLY |
| Connection Style | PLAIN,OPTIONAL END(PIPE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Style Designator | ANGLE |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SPRING |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | PLASTIC FLOW CONTROL DEVICE |
| Material | ALUMINUM BODY |
| Thread Series Designator | NPT ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| BE100-2 PRIMARY | Master Pneumatic-Detroit Inc (USA) |
| Reference | Meaning |
|---|---|
| B801-2 | 5/9 Secondary reference Master Pneumatic-Detroit Inc |
NSN 4820-00-034-3397 is a Valve,float, manufactured by Master Pneumatic-Detroit Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-034-3397 has 1 manufacturer part number on file: BE100-2 (Master Pneumatic-Detroit Inc).
Key specifications for BE100-2: Flow Control Device: STEM; Furnished Items and Quantity: 1 FLOAT AND 1 FLOAT CONTROL ASSEMBLY; Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END. 15 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.