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View Full Version : .44 (.424 / .44-40) mold descriptions for Lyman / Ideal molds



ohland
11-22-2013, 10:43 AM
Scrounged up some descriptions for .424 diameter molds from a variety of sources. If some of you-all have better descriptions from Ideal or Lyman catalogs, please post to this thread with the correction or description of the boolit.

Disclaimer: It is well known that (at times) cherries have been used too long, with undersized cavities resulting. Some throats are too big compared to the groove diameter. Over time, manufacturers held different tolerances and dimensions for the chamber and bore. Different alloys will turn out different diameters. What follows below is simply a collection of the various Ideal and Lyman mold descriptions, which does NOT mean that any particular mold will cast a boolit like you expect. What does this mean? Slug your bore if you don't know the bore/groove dimensions for your gun. If the mold is undersize, you may have to beagle / lap it out some. [ed]

NOTE: Any loads mentioned are taken from period documents, and are not in any way tested. Please refer to modern loading manuals for safe loads. [ed]

v/r,
A fellow servant to the heavy metal :coffeecom

.424 is the proper diameter of bullets for all arms using the well-known .44-40 cartridge. It is the original .44 W. C. F. made by the Winchester Company for their model 1873 repeating rifles. It is now used by Marlin, Colt, and others, and has many friends among hunters.

42498 / 42798 This is the regular .44-40 bullet for Winchester, Marlin, and Colt's rifles and pistols. (PB, 210 - TP is 98)

42499- Express bullet. The shape is standard. Loads correctly with the regular tools. Hunters will find that the killing qualities of their .44-40 rifles are increased 50 per cent, by the use of this bullet. (PB, 195 HP - TP is ?)

424100 / 427100 This is a short range, grooved ball for rifles or pistols. Requires No. 13 special tool with double adjustable chamber. (PB, 170 - TP is 263)

424101. Round ball, for short range or small game. Good when proper charge of powder is used. Too much powder will cause them to jump the rifling. Requires same tool as No. 424100. (114)

424102 This is a short range ball for rifles, revolvers or pistols, and has a flat point and hollow base. Requires same tool as No. 424100. (HB, 155, TP is ?)

427103. This bullet is for the .42 caliber Russian rifle, and is very effective. Casts .426 diameter. (PB, 365 - TP is 263)