The Carburetor,float, cataloged under National Stock Number 2910-01-123-2117, 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 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2910-01-123-2117 |
| Primary Part Number | 392157 |
| Item Name | Carburetor,float |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Brp Us Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Float Chamber Quantity | 1 |
| Air Inlet Connection Type | CIRCULAR CLAMP-ON |
| Mounting Hole Spacing | 2-3/8 IN. C TO C IN |
| Degasser | NOT INCLUDED |
| Automatic Choke | NOT INCLUDED |
| Fuel Outlet Flange Size | 1-3/8 IN. IN |
| Inverted Flight Valve | NOT INCLUDED |
| Fuel Outlet Flange Shape | OVAL |
| Mounting Hole Diameter | 0.335 INCHES NOMINAL IN |
| Air Inlet Outside Diameter | 1.500 INCHES NOMINAL IN |
| Barrel Quantity | 1 |
| Fuel Outlet Flange Quantity | 1 |
| Accelerating Pump | INCLUDED |
| Draft Direction | DOWN |
| Governor | NOT INCLUDED |
| Vacuum Economizer | NOT INCLUDED |
| Float Type | SINGLE |
| Material | ALUMINUM OR 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 |
|---|---|
| 392157 PRIMARY | Brp Us Inc (USA) |
| 391122 | Brp Us Inc (USA) |
| Reference | Meaning |
|---|---|
| 392157 | 5/9 Secondary reference Outboard Marine Corp Johnson Motors Div |
| 392157 | 5/9 Secondary reference U.S. Government activity |
| 391122 | 5/9 Secondary reference Outboard Marine Corp Johnson Motors Div |
| 391122 | 5/9 Secondary reference Evinrude Motors Product Group of Outboard Marine Corp |
| 392157 | 5/9 Secondary reference Evinrude Motors Product Group of Outboard Marine Corp |
NSN 2910-01-123-2117 is a Carburetor,float, manufactured by Brp Us Inc, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-01-123-2117 has 2 manufacturer part numbers on file: 392157 (Brp Us Inc), 391122 (Brp Us Inc).
1 possible match (shared part number, not a government interchangeability claim): 2805-01-134-8890. Verify interchangeability with system specifications before substitution.
Key specifications for 392157: Mounting Hole Quantity: 2; Float Chamber Quantity: 1; Air Inlet Connection Type: CIRCULAR CLAMP-ON; Mounting Hole Spacing: 2-3/8 IN. C TO C IN. 21 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.