The Carburetor,float, cataloged under National Stock Number 2910-00-255-2299, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2910-00-255-2299 |
| Item Name | Carburetor,float |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Float Chamber Quantity | 1 |
| Air Inlet Connection Type | CIRCULAR CLAMP-ON |
| Degasser | NOT INCLUDED |
| Automatic Choke | NOT INCLUDED |
| Fuel Outlet Flange Size | 2-5/16 IN. BY 1-13/16 IN. FLANGE IN |
| Specific Equipment Accommodated | D. W. ONAN & SONS INC,ENGINE MODEL NO. WC-4 |
| Inverted Flight Valve | NOT INCLUDED |
| Fuel Outlet Flange Shape | OVAL |
| Mounting Hole Diameter | 0.344 INCHES NOMINAL IN |
| Air Inlet Outside Diameter | 1.531 INCHES NOMINAL IN |
| Barrel Quantity | 1 |
| Fuel Outlet Flange Quantity | 1 |
| Accelerating Pump | NOT INCLUDED |
| Draft Direction | UP |
| Governor | NOT INCLUDED |
| Vacuum Economizer | NOT INCLUDED |
| Float Type | DOUBLE |
| Material | ZINC BODY |
| Air Inlet Shape | ANGULAR |
| 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 |
| Reference | Meaning |
|---|---|
| 76690B | 5/9 Secondary reference Cummins Power Generation Inc. |
| TSX211 | 5/9 Secondary reference U.S. Government activity |
| 10-2814 | 3/9 Design control — primary reference U.S. Government activity |
NSN 2910-00-255-2299 is a Carburetor,float, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6685-01-139-6006, 2010-01-249-6576, 4820-01-421-3420. Verify interchangeability with system specifications before substitution.
Key specifications for 2910-00-255-2299: Mounting Hole Quantity: 2; Float Chamber Quantity: 1; Air Inlet Connection Type: CIRCULAR CLAMP-ON; Degasser: NOT INCLUDED. 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.