The Carburetor,float, cataloged under National Stock Number 2910-00-945-6434, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 21 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2910-00-945-6434 |
| Primary Part Number | 1290527 |
| Item Name | Carburetor,float |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Naval Sea Systems Command |
| 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 | INCLUDED |
| Automatic Choke | NOT INCLUDED |
| Fuel Outlet Flange Size | 1.031 |
| Inverted Flight Valve | NOT INCLUDED |
| Fuel Outlet Flange Shape | OVAL |
| Mounting Hole Diameter | 0.344 INCHES NOMINAL IN |
| Air Inlet Outside Diameter | 1.500 INCHES NOMINAL IN |
| Barrel Quantity | 1 |
| Fuel Outlet Flange Quantity | 1 |
| Accelerating Pump | NOT INCLUDED |
| Draft Direction | DOWN |
| Governor | NOT INCLUDED |
| Vacuum Economizer | NOT INCLUDED |
| Float Type | DOUBLE |
| Material | ZINC 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 |
|---|---|
| 1290527 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 146C1AND502-2 | 5/9 Secondary reference Cummins Power Generation Inc. |
| 146-1AND502-2 | 5/9 Secondary reference Cummins Power Generation Inc. |
| 1290527 | 5/9 Secondary reference U.S. Government activity |
NSN 2910-00-945-6434 is a Carburetor,float, manufactured by Naval Sea Systems Command, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-00-945-6434 has 1 manufacturer part number on file: 1290527 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 6525-01-471-4141. Verify interchangeability with system specifications before substitution.
Key specifications for 1290527: 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.