TOP SCREW HAS 1.00-14UNS-2A THREADS; BOTTOM SCREW HAS O.D. 1.50IN. WITH A 0.42IN. WIODE X 0.29IN. DEEP SLOT ACROSS THE CENTER AND HAS A0.625-11 UNC-2B THREADS TO A DEPTH OF 1.12IN.; THE 7.50IN. X 8.75IN. RECTANGULAR BASE FLANGE HAS A 0.81IN. DIA THRU HOLE AT EACH CORNER
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GENERAL CHARACTERISTICS ITEM DESCRIPTION
"HAS 10 TON CAPACITY, 13IN RAISE, 0.474 LEAD, 8:1 WORM RATIO; INCLUDES A BELLOWS BOOT AND A ROTARY LIMIT SWITCHRIGHT HAND AND LEFT HAND SHAFT EXTENSIONS, 0.998IN. DIA HAVE A 0.25X0.12X 1.50 KEYWAY"