The Carburetor,float, cataloged under National Stock Number 2910-01-099-0746, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Brp Us Inc. Government technical data includes 29 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2910-01-099-0746 |
| Primary Part Number | 389723 |
| Item Name | Carburetor,float |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Brp Us Inc |
| Status | ACTIVE |
| Air Inlet Flange Shape | ROUND |
| Mounting Hole Quantity | 2 |
| Float Chamber Quantity | 1 |
| Air Inlet Flange Mounting Hole Thread Direction | RIGHT-HAND |
| Air Inlet Flange Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Air Inlet Connection Type | FLANGE |
| Air Inlet Flange Mounting Hole Thread Size | 0.190-24 |
| Air Inlet Flange Size | 1-1/2 IN. IN |
| Mounting Hole Spacing | 2.375 IN.C TO C IN |
| Degasser | NOT INCLUDED |
| Automatic Choke | NOT INCLUDED |
| Fuel Outlet Flange Size | 1-1/4 IN.NOM-STD IN |
| Air Inlet Flange Mounting Hole Spacing | 1.875 IN.B.C.DIA IN |
| Inverted Flight Valve | NOT INCLUDED |
| Fuel Outlet Flange Shape | OVAL |
| Mounting Hole Diameter | 0.330 INCHES NOMINAL IN |
| Barrel Quantity | 1 |
| Air Inlet Flange Mounting Hole Diameter | 0.190 INCHES NOMINAL IN |
| Fuel Outlet Flange Quantity | 1 |
| Accelerating Pump | NOT INCLUDED |
| Draft Direction | HORIZONTAL |
| Governor | NOT INCLUDED |
| Vacuum Economizer | NOT INCLUDED |
| Air Inlet Flange Mounting Hole Thread Provision | PROVIDED |
| Float Type | SINGLE |
| Air Inlet Flange Mounting Hole Quantity | 3 |
| Material | ALUMINUM ALLOY BODY |
| Air Inlet Shape | STRAIGHT |
| Fording Feature | NOT INCLUDED |
| 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 |
|---|---|
| 389723 | Brp Us Inc (USA) |
| Reference | Meaning |
|---|---|
| 389723 | 5/9 Secondary reference Outboard Marine Corp Johnson Motors Div |
| 389723 | 5/9 Secondary reference Evinrude Motors Product Group of Outboard Marine Corp |
| 389723 | 3/9 Design control — primary reference U.S. Government activity |
NSN 2910-01-099-0746 is a Carburetor,float, manufactured by Brp Us Inc, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-01-099-0746 has 1 manufacturer part number on file: 389723 (Brp Us Inc).
Key specifications for 389723: Air Inlet Flange Shape: ROUND; Mounting Hole Quantity: 2; Float Chamber Quantity: 1; Air Inlet Flange Mounting Hole Thread Direction: RIGHT-HAND. 29 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.