The Carburetor,float, cataloged under National Stock Number 2910-00-620-3933, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2910-00-620-3933 |
| Primary Part Number | 410764 |
| Item Name | Carburetor,float |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Float Chamber Quantity | 2 |
| Air Inlet Connection Type | CIRCULAR CLAMP-ON |
| Mounting Hole Spacing | 3.750 IN. C TO C AND 3.875 IN. C TO C IN |
| Degasser | NOT INCLUDED |
| Automatic Choke | INCLUDED |
| Fuel Outlet Flange Size | 4.625 IN. LG BY 4.500 IN. W IN |
| Inverted Flight Valve | NOT INCLUDED |
| Fuel Outlet Flange Shape | RECTANGULAR |
| Mounting Hole Diameter | 0.343 INCHES NOMINAL IN |
| Air Inlet Outside Diameter | 5.500 INCHES NOMINAL IN |
| Barrel Quantity | 4 |
| Fuel Outlet Flange Quantity | 1 |
| Accelerating Pump | NOT INCLUDED |
| Draft Direction | DOWN |
| Governor | INCLUDED |
| Vacuum Economizer | NOT INCLUDED |
| Float Type | DOUBLE |
| Material | STEEL 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 |
|---|---|
| 410764 PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 1HC1 PRIMARY | Oshkosh Defense Llc (USA) |
| 6410764 PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 410764 | 5/9 Secondary reference Hercules Engine Co Inc |
| 6410764 | 5/9 Secondary reference Hercules Engine Co Inc |
| 1HC1 | 5/9 Secondary reference Hercules Engine Co Inc |
| 1HC1 | 5/9 Secondary reference Oshkosh Corp |
NSN 2910-00-620-3933 is a Carburetor,float, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-00-620-3933 has 3 manufacturer part numbers on file: 410764 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 1HC1 (Oshkosh Defense Llc), 6410764 (Brinkley Technology Group Llc Dba Hercules Manufacturing).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-060-6879. Verify interchangeability with system specifications before substitution.
Key specifications for 410764: Mounting Hole Quantity: 4; Float Chamber Quantity: 2; Air Inlet Connection Type: CIRCULAR CLAMP-ON; Mounting Hole Spacing: 3.750 IN. C TO C AND 3.875 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.