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NSN: 2910-00-003-0112
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Cross Reference These part numbers have the same form, fit, and function of 4574

Item Number Cage
443271C91 89346
4574 11599
398236C91 31007
R4574A 29092

Characteristic Codes 4574 spec. code meanings

Code Translation
BHSN The direction of the air flow.
BJCX An indication of whether or not an accelerating pump is included.
ASAR Indicates the type of air inlet connection on the item.
BJCR The direction of the air inlet thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
BJCS Indicates the location of the air inlet thread.
BJCQ A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters of an air inlet.
BJBZ The physical configuration of the air inlet.
BJCP Designates the thread diameter and number of threads per measurement scale of an air inlet.
BJCT An indication of whether or not an automatic choke is included.
AWAB The number of barrels provided.
AAFZ The basic material of which the body is fabricated.
BJCY An indication of whether or not a degasser is included.
BHSP The number of float chambers provided.
BHSQ Indicates the type of float used.
AGEB An indication of whether or not a feature is included for the item to be operated in a specified depth of water without malfunction.
BHSW The number of fuel outlet flanges provided.
BJBX The physical configuration of the fuel outlet flange.
BJCW An indication of whether or not a governor is included.
ABTB The length of a straight line which passes through the center of a mounting hole, and terminates at the circumference.
ABTJ The number of mounting holes provided.
ALXY The spacing between the mounting holes.
BJCZ An indication of whether or not an inverted flight valve is included.
BJJB An indication of whether or not a vacuum economizer is included.

4574 Float Carburetor

Mfr. Cage 29092


BHSN Draft Direction
BJCX Accelerating Pump
ASAR Air Inlet Connection Type
BJCR Air Inlet Thread Direction
BJCS Air Inlet Thread Location
BJCQ Air Inlet Thread Series Designator
BJBZ Air Inlet Shape
BJCP Air Inlet Thread Size
BJCT Automatic Choke
Not included
AWAB Barrel Quantity
AAFZ Body Material
Aluminum, cast
BJCY Degasser
BHSP Float Chamber Quantity
BHSQ Float Type
AGEB Fording Feature
Not included
BHSW Fuel Outlet Flange Quantity
BJBX Fuel Outlet Flange Shape
BJCW Governor
Not included
ABTB Mounting Hole Diameter
0.356 inches
ABTJ Mounting Hole Quantity
ALXY Mounting Hole Spacing
5.125 in. c to c along lg;3.440 in. c to c along w
BJCZ Inverted Flight Valve
Not included
BJJB Vacuum Economizer
Not included

Technical Definition

Carburetor, Float, also referenced with federal logistics item name code 01026 - A carburetor utilizing one or more floats to maintain a constant liquid level.
National Stock Number (NSN) 2910-00-003-0112

Last Modified: 02/08/2017