The Valve,throttle, cataloged under National Stock Number 4820-01-307-2893, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Centofanti Marine Service Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-307-2893 |
| Primary Part Number | F011-126 |
| Item Name | Valve,throttle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Centofanti Marine Service Inc |
| Status | ACTIVE |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 180.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | ALUMINUM BODY |
| 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 |
|---|---|
| F011-126 PRIMARY | Centofanti Marine Service Inc (USA) |
| Reference | Meaning |
|---|---|
| F011-126 | 5/9 Secondary reference Marine Engine Controls Inc Dba M E C I |
| F011-126 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-307-2893 is a Valve,throttle, manufactured by Centofanti Marine Service Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-307-2893 has 1 manufacturer part number on file: F011-126 (Centofanti Marine Service Inc).
Key specifications for F011-126: Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Maximum Operating Temp: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF; Media for Which Designed: AIR SINGLE RESPONSE; Material: ALUMINUM BODY. 5 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.