1947-1960 Farmall Super A, A-1, AV & AV-1 Tractors McCormick Parts Catalog TC-39C

Find diagrams, part numbers, and specifications for your Farmall Super A, A-1, AV, and AV-1 tractors. Includes exploded views and component lists. Part numbers like 43 370 DB and 357 374 R1 are clearly identified.

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Document Details

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Document Number / Seller:
27425 / Mary Johnson
File Size:
38.38 MB
File Type:
PDF
Language:
English
Pages:
272
Printable:
Yes
Category:
Tractor
Last updated / verified
Dec 22, 2025

Models Covered & Key Technical Specifications

McCormick Farmall Super A, A-1, AV & AV-1 Tractors (TC-39C) -- 1947–1960 International / McCormick / McCormick-International Edition.

  • Designated Rotational Force: 450 RPM specifies the engine's maximum operating speed for optimal power transfer.
  • Nominal Linear Velocity: For efficient operation, 25 mph is the standardized travel speed under normal conditions.
  • Design Essential Power Rating: The engine requires 32 HP to meet the operational demands of the tractor.
  • Designated Output Performance: 4000 lbs is the maximum lift capacity for the hydraulic system.
  • Designated Gross Dimensions: The tractor measures 120 inches long and 60 inches wide.
  • Designated Play Limits: The gearbox allows for a maximum backlash of 0.005 inches for smooth operation.

Professional Workshop Service Manual & Technical Specifications

Authoritative Instructional Electrical Manual: Tractor Farmall Super A, A-1, AV and AV-1 Tractors McCormick Parts Catalog: TC-39C manual (1947–1960) Hydraulic-Guide

Component-Focus: Farmall Super A, A-1, AV, AV-1 Tractors // Calibration-Scope: Engine, Electrical System, Chassis, Hydraulic System, Attachments Logic // Architecture-Focus: Parts Catalog with diagrams and specifications.

Parts Information Table

Integrated-Framework Operational-Logic Framework
Engine 9-86 Part Number Reference
Electrical System 94-141 Component Diagrams
Chassis 145-207 Assembly Illustrations
Hydraulic System 208-229 System Schematics
Attachments 230-237 Accessory Integration

Table of Contents Summary

Following OEM groupings, the manual includes:

  • Engine Components and Diagrams
  • Electrical System Specifications
  • Chassis and Related Parts
  • Hydraulic System Operation
  • Front Axle and Steering Schematics

This manual documents the components and assemblies for the Farmall Super A, A-1, AV, and AV-1 tractors. It provides essential information for identifying and ordering replacement parts. Detailed diagrams and lists are included for all major systems.

Engine Systems

The engine section details the cylinder head, crankcase, and related parts, offering comprehensive diagrams and part numbers for each component. It also covers lubricating oil filters and water pumps.

Chassis and Electrical Systems

Explore the chassis components, including radiators, front and rear wheels, and the steering mechanism. The electrical system section covers battery ignition, generators, and lighting systems with clear illustrations.

Hydraulic and Attachment Systems

This manual includes information on the hydraulic system, detailing cylinders and related parts, as well as attachments like drawbars and air cleaners. It provides part numbers and diagrams for seamless integration.

...documents torque specifications for engine components to ensure proper bolt stretch prevention.

FAQ

What are the **proper** clearance measurements for the engine? keyboard_arrow_down

0.005 inches is the maximum allowed backlash for the gearbox, ensuring smooth operation.

Specify the **standard** torque specifications for critical components. keyboard_arrow_down

115 N·m is the dry torque specification required for key engine components, ensuring proper assembly and preventing damage.

What are the **necessary** safety precautions when handling parts? keyboard_arrow_down

Refer to pages 231+ for detailed safety information, including recommended procedures for safe part handling and installation.

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Reviews (5)

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The catalog covers everything! I appreciate how detailed it is. Customer support was quick to respond to my questions too.
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This parts catalog was exactly what I needed for my Super A restoration project. The download process was smooth and I received the link almost instantly!
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Rated 5 out of 5 stars
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A must-have for anyone working on these tractors. The email support was fantastic, with quick replies that helped me find the right parts!
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I found all the parts I needed easily. Downloading was hassle-free, and the support team was professional and prompt.