PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MD49BCarburetor,float

Borg-Warner Corp Marvel-Schebler/tillotson Div · NSN 2910-00-228-3146 · FSC 2910 · No Item Name Available
Verified by PartsTable
NSN 2910-00-228-3146 — this item is cataloged by the U.S. Government under National Stock Number 2910-00-228-3146. Primary manufacturer part number: MD49B.
Features
  • Carburetor,float — FSC 2910
  • Accelerating Pump: NOT INCLUDED
  • Air Inlet Flange Mounting Hole Thread Provision: NOT PROVIDED
  • Air Inlet Shape: STRAIGHT
  • Automatic Choke: NOT INCLUDED
  • Fording Feature: NOT INCLUDED
  • Governor: NOT INCLUDED
  • Air Inlet Flange Mounting Hole Quantity: 2
Applications
  • Applications requiring Zinc Body construction
General Description

The Carburetor,float, cataloged under National Stock Number 2910-00-228-3146, is classified within Federal Supply Class 2910 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Borg-Warner Corp Marvel-Schebler/tillotson Div. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2910-00-228-3146
Primary Part NumberMD49B
Item NameCarburetor,float
FSC / FSG2910 / 29 — No Item Name Available
ManufacturerBorg-Warner Corp Marvel-Schebler/tillotson Div
StatusCANCELLED
Accelerating PumpNOT INCLUDED
Air Inlet Flange Mounting Hole Thread ProvisionNOT PROVIDED
Air Inlet ShapeSTRAIGHT
Automatic ChokeNOT INCLUDED
Fording FeatureNOT INCLUDED
GovernorNOT INCLUDED
Air Inlet Flange Mounting Hole Quantity2
Fuel Outlet Flange ShapeOVAL
Fuel Outlet Flange Quantity1
Float Chamber Quantity1
MaterialZINC BODY
Air Inlet Flange Mounting Hole Diameter0.164 INCHES NOMINAL IN
Air Inlet Connection TypeFLANGE
Air Inlet Flange ShapeROUND
Inverted Flight ValveNOT INCLUDED
Mounting Hole Diameter0.281 INCHES NOMINAL IN
Draft DirectionHORIZONTAL
Float TypeSINGLE
DegasserNOT INCLUDED
Barrel Quantity1
Fuel Outlet Flange Size1-3/8 IN. BY 1-7/16 IN. FLANGE IN
Air Inlet Flange Mounting Hole Spacing1-3/8 IN. C TO C IN
Mounting Hole Quantity2
Specific Equipment AccommodatedJCENS POWER UNIT TYPE NO. PU-181/PGC1
Vacuum EconomizerNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5315-00-010-3754321090 INTERCHANGEABLE
Pin,straight,headless
Brinkley Technology Group Llc Dba Hercules Manufacturing
3040-00-089-9783103754 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Itt Enidine Inc. Dba Itt Enidine Inc
5950-00-462-1757 INTERCHANGEABLE
Reactor
8125-00-473-9043 INTERCHANGEABLE
Bottle,screw Cap
4810-00-725-7743 INTERCHANGEABLE
Valve,solenoid
5826-00-950-5878103754 INTERCHANGEABLE
Frame,angle Counter
General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems
Cross-Reference Index
Part NumberManufacturer
MD49B Borg-Warner Corp Marvel-Schebler/tillotson Div (USA)
A3754 Textron Inc Jacobsen Div (USA)
MD49A Borg-Warner Corp Marvel-Schebler/tillotson Div (USA)
103754 Textron Inc Jacobsen Div (USA)
Related Parts
5315-00-010-3754INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
321090
3040-00-089-9783INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
103754
5950-00-462-1757INTERCHANGEABLE
REACTOR
8125-00-473-9043INTERCHANGEABLE
BOTTLE,SCREW CAP
4810-00-725-7743INTERCHANGEABLE
VALVE,SOLENOID
5826-00-950-5878INTERCHANGEABLE
FRAME,ANGLE COUNTER
103754

Frequently Asked Questions

What is NSN 2910-00-228-3146?

NSN 2910-00-228-3146 is a Carburetor,float, manufactured by Borg-Warner Corp Marvel-Schebler/tillotson Div, classified under FSC 2910 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2910-00-228-3146?

NSN 2910-00-228-3146 has 4 cross-referenced part numbers: MD49B (Borg-Warner Corp Marvel-Schebler/tillotson Div), A3754 (Textron Inc Jacobsen Div), MD49A (Borg-Warner Corp Marvel-Schebler/tillotson Div), 103754 (Textron Inc Jacobsen Div).

What NSN replaces 2910-00-228-3146?

There are 6 known substitutes for 2910-00-228-3146: 5315-00-010-3754, 3040-00-089-9783, 5950-00-462-1757 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MD49B?

Key specifications for MD49B: Accelerating Pump: NOT INCLUDED; Air Inlet Flange Mounting Hole Thread Provision: NOT PROVIDED; Air Inlet Shape: STRAIGHT; Automatic Choke: NOT INCLUDED. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2910-00-228-3146 still in active supply?

NSN 2910-00-228-3146 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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