S&W 29-4 3" barrel .44 Magnum Cartridge - mid-range loads, defensive loads

powder, grains, fps (low to high), fps (avg), Mean absolute deviation (%), Notes

2400 15 823-898 854 28 fps, 3.3%

Unique 8.5 863-903 881 15 fps, 1.7% good choice

Unique 9 866-944 914 20 fps, 2.3%

HS-6 9.8 766-796 780 6 fps, 0.78% excellent potential

W231 8.4 885-896 890 4 fps, 0.47% my first choice

H4227 17.1 854-870 853 8 fps, 0.98% excellent potential

H4227 18.5 886-962 912 21 fps, 2.23%

Gun in 98% condition. Barrel/cylinder gap is 0.003". THESE WORKED IN MY GUN. BE CAREFUL.
Five rounds fired for each test. Notes: All extractions of fired cases were easy.
1.72 cartridge OAL Starline case, WLP primer, hard-cast bullets
All powder loads measured within +/- 0.1grain using RCBS digital scale, verified with Ohaus balance scale.

PM44-250K .44Mag .431" diam hardcast 253grains SWC 0.300" meplat, 0.800" OALLeadheads Bullets, Inc., St. John, KS 620-549-6475
Leadheads Bullets,Gas Checked and Plain Based Bullets
Again, be careful. If in doubt, use established loading tables or known references. I'm not responsible for these loads in your gun. They do work fine in mine. Note my gun is a 3-inch barrel, so your velocities are likely to be somewhat higher, depending on barrel length.