Springs and specialty fasteners are in almost every case special. Thus a replacement is going to be an approximation of the real thing. Springs are rated in terms of rate, and physical size. This includes wire size, pitch (variable or fixed) coil diameter, end configuration, compression, or tension, material, and heat treatment, flat wound and ground, and other designations. These are not available outside of the engineering prints, and would not be duplicable in 90% of the cases unless the spring was very valuable and not available OEM, or NOS, or used. Many bolts and nuts are also in this category. Head configuration plating, shank diameter, thread length and class of thread fit, are all proprietary. Many common bolts are usable in replacement, but the Correct Police can detect them from 4 yards away. I have no issue using screen door springs for clutch/brake return, but that is me. I did not answer the question with sourcing, because there are none other than those we know. Jim
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Today's Featured Article - Maintaining Rubber Tires - by Staff. The broad use of rubber tires on farm tractors and machinery has resulted in a great saving in both time and operating costs since the time of steel wheels. There are, however, certain basic fundamentals in the care of tires that should be followed carefully if the owner is to derive maximum benefit from his or her investment. First and most important is to maintain proper pressure for the work at hand. Your best guide to proper inflation is the operator's manual or instruction book tha
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