– 31 – BLOCK DIVISION, INC. SHEAVES SHEAVESWITHPLAINBORE.Block Division’s sheaves are machined from cold rolled bar stock and then bright zinc electroplated for corrosion resistance. These industrial sheaves are ready to work on such applications as aircraft hangar doors, agricultural machinery or other manufacturing plant applications. Please call Block Division and we’ll be happy to provide you with a quote for your specific job requirements. MODEL NUMBER MAXIMUM CABLE SIZE A B C E F O WORKING LOAD WEIGHT EACH SH150 3/16" 1" 1 1/2" 5/8" 7/16" 5/16" 3/16" 525 lbs 0.20 lbs SH200 3/16" 1 1/2" 2" 5/8" 7/16" 5/16" 3/16" 600 lbs 0.30 lbs SH250 1/4" 2" 2 1/2" 5/8" 7/16" 5/16" 1/4" 685 lbs 0.50 lbs SH250-1/8 1/8" 2" 2 1/2" 5/8" 7/16" 5/16" 1/8" 685 lbs 0.50 lbs SH300 1/4" 2 1/2" 3" 5/8" 7/16" 5/16" 1/4" 800 lbs 0.80 lbs SH300-5/16 5/16" 2 1/2" 3" 5/8" 7/16" 5/16" 5/16" 800 lbs 0.80 lbs SH350-1/4 1/4" 3" 3 1/2" 1" 5/8" 15/32" 5/16" 1550 lbs 1.30 lbs SH350 5/16" 3" 3 1/2" 1" 5/8" 15/32" 5/16" 1550 lbs 1.30 lbs SH350-3/8 3/8" 3" 3 1/2" 1" 5/8" 15/32" 3/8" 1550 lbs 1.30 lbs SH400 3/8" 3 1/4" 4" 1" 5/8" 15/32" 3/8" 1700 lbs 1.80 lbs SH500 3/8" 4 1/4" 5" 1" 5/8" 15/32" 3/8" 1850 lbs 2.90 lbs Options: Stainless Steel available in sizes 1 1/2" – 5" Bearing Option Available B C F E O A Sheave No Bushing