Case IH 1640 Combine Parts

1640 parts and accessories

The Case IH 1640 combine, manufactured from 1986 to 1992, was a popular choice for farmers due to its reliability and performance. Typically equipped with a 155 HP engine, it offered header widths up to 30 feet, making it suitable for various field sizes. Its conventional separator system provided efficient threshing for a range of crops, solidifying its reputation as a dependable workhorse.

The Case IH 1640 combine was introduced in 1986 as part of the Axial-Flow series, continuing the legacy of efficient harvesting. Production ran through 1992. It was powered by an International Harvester DT-402 diesel engine, producing approximately 155 horsepower with a displacement of 402 cubic inches. The 1640 utilized a conventional threshing system with a 28-inch wide cylinder. Its grain tank held around 150 bushels, with an unloading auger capable of emptying at a rate of approximately 1.5 bushels per second (90 bu/min). Available header widths ranged from 13 to 30 feet, accommodating different crop types and field sizes. Options included a straw chopper or spreader for residue management. The cab offered basic operator comfort and controls. The 1640 proved effective in harvesting wheat, soybeans, corn, and other small grains, earning a reputation for its durability and ease of maintenance.

Specifications

Engine	International Harvester DT-402 155 HP Diesel
Separator Type	Conventional - 28 inch wide cylinder
Grain Tank	150 bushels
Unloading Rate	90 bu/min
Header Widths	13-30 ft
Fuel Capacity	85 gallons
Weight	19,500 lbs
Years Produced	1986-1992

Maintenance Tips

Regularly inspect and adjust the concave clearance to ensure optimal threshing performance and minimize grain damage.
Maintain proper belt and chain tension to prevent slippage and premature wear.
Clean the sieves and chaffer frequently to ensure efficient grain separation and reduce losses.
Grease all bearings according to the manufacturer's recommendations to prevent failures.
Before each season, thoroughly inspect and replace worn parts such as sickle sections, rasp bars, and auger fingers.

History & Background

The Case IH 1640 was introduced in 1986 as a mid-sized combine in the Axial-Flow lineup. While it lacked the rotary threshing system of larger models, it offered a reliable and cost-effective harvesting solution for many farmers. It represented a solid step in combine technology for Case IH during that period.

Frequently Asked Questions

What engine is in the Case Ih 1640?

The Case IH 1640 is equipped with an International Harvester DT-402 diesel engine, producing 155 horsepower with a 402 cubic inch displacement.

What is the grain tank capacity on a 1640?

The Case IH 1640 has a grain tank capacity of approximately 150 bushels, and the unloading rate is around 90 bushels per minute.

What type of separator does the 1640 have?

The Case IH 1640 utilizes a conventional threshing system with a 28-inch wide cylinder for separating grain from the plant material.

What are common parts needed for the 1640?

Common wear parts for the Case IH 1640 include concaves, rasp bars, belts, chains, bearings, auger fingers, and sickle sections. Regular inspection and replacement of these parts is essential for optimal performance.

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