PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4-528Carburetor,float

Napa Automotive Parts Co · NSN 2910-01-045-3603 · FSC 2910 · No Item Name Available
Verified by PartsTable
NSN 2910-01-045-3603 — this item is cataloged by the U.S. Government under National Stock Number 2910-01-045-3603. Primary manufacturer part number: 4-528.
Features
  • Carburetor,float — FSC 2910
  • Accelerating Pump: INCLUDED
  • Barrel Quantity: 4
  • Material: ALUMINUM ALLOY BODY
  • Fuel Outlet Flange Quantity: 1
  • Mounting Hole Diameter: 0.340 INCHES NOMINAL IN
  • Air Inlet Connection Type: CIRCULAR CLAMP-ON
  • Mounting Hole Quantity: 4
Applications
  • Applications requiring Aluminum Alloy Body construction
General Description

The Carburetor,float, cataloged under National Stock Number 2910-01-045-3603, is classified within Federal Supply Class 2910 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Napa Automotive Parts Co. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2910-01-045-3603
Primary Part Number4-528
Item NameCarburetor,float
FSC / FSG2910 / 29 — No Item Name Available
ManufacturerNapa Automotive Parts Co
StatusACTIVE
Accelerating PumpINCLUDED
Barrel Quantity4
MaterialALUMINUM ALLOY BODY
Fuel Outlet Flange Quantity1
Mounting Hole Diameter0.340 INCHES NOMINAL IN
Air Inlet Connection TypeCIRCULAR CLAMP-ON
Mounting Hole Quantity4
Air Inlet ShapeSTRAIGHT
Fuel Outlet Flange ShapeRECTANGULAR
Air Inlet Outside Diameter5.000 INCHES NOMINAL IN
Inverted Flight ValveNOT INCLUDED
Draft DirectionDOWN
Automatic ChokeINCLUDED
Float Chamber Quantity2
Fording FeatureNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6240-00-143-3077 INTERCHANGEABLE
Lamp,incandescent
3110-00-155-62001006-5 INTERCHANGEABLE
Bearing,ball,annular
Linde Material Handling North America Corporation
5920-00-240-40544528 INTERCHANGEABLE
Fuseholder,block
Cooper Bussmann, Llc Dba Cooper Industries
5315-00-616-5520MS35756-14 INTERCHANGEABLE
Key,woodruff
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
2530-00-876-85564-528 INTERCHANGEABLE
Tie Rod End,steering
Pdi Ground Support Systems, Inc.
5935-00-903-24454528 INTERCHANGEABLE
Connector,receptacle,electrical
Caton Connector Corporation Dba Caton Connector Corp
5930-00-995-46844528 INTERCHANGEABLE
Switch,rotary
Jetronic Industries, Inc. Dba Jetronic Industries, Inc. Div Contracts
5962-01-091-1964 INTERCHANGEABLE
Microcircuit,digital
5315-01-148-18989914528 INTERCHANGEABLE
Pin,cotter
Alfa Laval Inc
5950-01-159-7372 INTERCHANGEABLE
Reactor
Cross-Reference Index
Part NumberManufacturer
4-528 PRIMARY Napa Automotive Parts Co (USA)
17055283 General Motors Llc Dba General Motors Llc (USA)
17055283 General Motors Corp Rochester Products Div (USA)
17055283 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
Related Parts
6240-00-143-3077INTERCHANGEABLE
LAMP,INCANDESCENT
3110-00-155-6200INTERCHANGEABLE
BEARING,BALL,ANNULAR
1006-5
5920-00-240-4054INTERCHANGEABLE
FUSEHOLDER,BLOCK
4528
5315-00-616-5520INTERCHANGEABLE
KEY,WOODRUFF
MS35756-14
2530-00-876-8556INTERCHANGEABLE
TIE ROD END,STEERING
4-528
5935-00-903-2445INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4528
5930-00-995-4684INTERCHANGEABLE
SWITCH,ROTARY
4528
5962-01-091-1964INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5315-01-148-1898INTERCHANGEABLE
PIN,COTTER
9914528
5950-01-159-7372INTERCHANGEABLE
REACTOR
5120-01-335-0849INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5985-01-348-4390INTERCHANGEABLE
ATTENUATOR,FIXED
1700AS1366-5

Frequently Asked Questions

What is NSN 2910-01-045-3603?

NSN 2910-01-045-3603 is a Carburetor,float, manufactured by Napa Automotive Parts Co, classified under FSC 2910 (No Item Name Available). Status: active.

What are the part numbers for NSN 2910-01-045-3603?

NSN 2910-01-045-3603 has 4 cross-referenced part numbers: 4-528 (Napa Automotive Parts Co), 17055283 (General Motors Llc Dba General Motors Llc), 17055283 (General Motors Corp Rochester Products Div), 17055283 (General Motors Corp Chevrolet Motor Div Special Products Dept).

What NSN replaces 2910-01-045-3603?

There are 12 known substitutes for 2910-01-045-3603: 6240-00-143-3077, 3110-00-155-6200, 5920-00-240-4054 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4-528?

Key specifications for 4-528: Accelerating Pump: INCLUDED; Barrel Quantity: 4; Material: ALUMINUM ALLOY BODY; Fuel Outlet Flange Quantity: 1. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com