PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

47903Connecting Rod,piston

Mcculloch Corp · NSN 2805-00-929-8203 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-929-8203 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-929-8203. Primary manufacturer part number: 47903.
Features
  • Connecting Rod,piston — FSC 2805
  • Edge Radius: 0.344 INCHES NOMINAL IN
  • End Hole Inside Diameter: 0.250 INCHES NOMINAL IN
  • Shaft Connecting End Thickness: 0.438 INCHES NOMINAL IN
  • Shaft Connecting End Bearing: INCLUDED
  • Shaft Connecting End Hole Inside Diameter: 0.812 INCHES NOMINAL IN
  • Shaft Connecting End Lubrication Drill Feature: INCLUDED
  • Bearing Replaceability: REPLACEABLE
Applications
  • Applications requiring Steel construction
General Description

The Connecting Rod,piston, cataloged under National Stock Number 2805-00-929-8203, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Mcculloch Corp. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-00-929-8203
Primary Part Number47903
Item NameConnecting Rod,piston
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerMcculloch Corp
StatusACTIVE
Edge Radius0.344 INCHES NOMINAL IN
End Hole Inside Diameter0.250 INCHES NOMINAL IN
Shaft Connecting End Thickness0.438 INCHES NOMINAL IN
Shaft Connecting End BearingINCLUDED
Shaft Connecting End Hole Inside Diameter0.812 INCHES NOMINAL IN
Shaft Connecting End Lubrication Drill FeatureINCLUDED
Bearing ReplaceabilityREPLACEABLE
Body Width at Piston Connecting End0.4063 INCHES NOMINAL IN
Piston End Connection StyleSMALL ENGINE AND AUTOMOTIVE STANDARD
Shaft Connecting End Edge Radius1.578 INCHES NOMINAL IN
Body Thickness at Shaft Connecting End0.250 INCHES NOMINAL IN
Shaft Connecting End Bearing ReplaceabilityREPLACEABLE
Body Thickness at Piston Connecting End0.250 INCHES NOMINAL IN
Piston Connecting End BearingINCLUDED
Shaft Connecting End Lubrication MethodFULL FORCED-FEED
Body Width at Shaft Connecting End0.531 INCHES NOMINAL IN
End Thickness0.438 INCHES NOMINAL IN
Shaft Connecting End Width1.500 INCHES NOMINAL IN
Piston Connecting End Lubrication Drill FeatureNOT INCLUDED
Shaft Connecting End StyleAUTOMOTIVE STANDARD SPLIT BEARING 2 BOLT
Piston Connecting End Lubrication MethodOIL VAPOR
Center to Center Effective Length2.500 INCHES NOMINAL IN
MaterialSTEEL
Fabrication MethodFORGED
Cross-Sectional Shape StyleI-SECTION TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6105-00-099-006847903 INTERCHANGEABLE
Support,electric Motor
L3harris Technologies, Inc Div Space & Airborne Systems
5950-00-112-8877 INTERCHANGEABLE
Coil,radio Frequency
2530-00-132-3145KT1007B INTERCHANGEABLE
Parts Kit,disk Brake
Zf Off-Highway Solutions Minnesota Inc
2815-00-375-989244035 INTERCHANGEABLE
Housing,cam Follower
Cummins Inc.
2940-01-103-1568 INTERCHANGEABLE
Filter,oil
4820-01-104-8883N47903 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
47782A Mcculloch Corp (USA)
47903 PRIMARY Mcculloch Corp (USA)
Related Parts
6105-00-099-0068INTERCHANGEABLE
SUPPORT,ELECTRIC MOTOR
47903
5950-00-112-8877INTERCHANGEABLE
COIL,RADIO FREQUENCY
2530-00-132-3145INTERCHANGEABLE
PARTS KIT,DISK BRAKE
KT1007B
2815-00-375-9892INTERCHANGEABLE
HOUSING,CAM FOLLOWER
44035
2940-01-103-1568INTERCHANGEABLE
FILTER,OIL
4820-01-104-8883INTERCHANGEABLE
DISK,VALVE
N47903

Frequently Asked Questions

What is NSN 2805-00-929-8203?

NSN 2805-00-929-8203 is a Connecting Rod,piston, manufactured by Mcculloch Corp, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-929-8203?

NSN 2805-00-929-8203 has 2 cross-referenced part numbers: 47782A (Mcculloch Corp), 47903 (Mcculloch Corp).

What NSN replaces 2805-00-929-8203?

There are 6 known substitutes for 2805-00-929-8203: 6105-00-099-0068, 5950-00-112-8877, 2530-00-132-3145 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 47903?

Key specifications for 47903: Edge Radius: 0.344 INCHES NOMINAL IN; End Hole Inside Diameter: 0.250 INCHES NOMINAL IN; Shaft Connecting End Thickness: 0.438 INCHES NOMINAL IN; Shaft Connecting End Bearing: INCLUDED. 26 total characteristics are documented in the Federal Logistics Information System.

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