Altech Premium Sheaves
Features
  • min. 15:1 D:d ratios to prolong rope life
  • double deep groove ball bearings for higher efficiency
  • hardened grooves to prolong sheave life
  • deep groove to give full support to the rope


Premium Sheave Specifications
MODEL
AS4 AS6 AS8 AS10 AS12 AS14 AS16
Rope Diameter
  in(mm)
 1/4(6)  3/8(9)  1/2(12)  5/8(16)  3/4(19)  7/8(22) 1(25)
Outside Diameter
in(mm)
4.2(106) 6.3(160) 8.4(213) 10.5(266) 12.6(320) 14.7(373) 16.8(426)
Pitch Diameter
  in(mm)
3.75(95) 5.62(142) 7.5(190) 9.4(238) 11.25(285) 13.12(333) 15(381)
Hub Width
in(mm)
1.18(30) 1.25(38) 1.65(46) 2.12(54) 2.59(66) 2.9(74) 3.22(82)
BRG Bore
in(mm)
0.78(20) 1.18(30) 1.57(40) 1.96(50) 2.55(65) 2.95(75) 3.34(85)
 

Specifications subject to change without notice. Altech winches should not be used to move personnel. Choosing the right product for an application is the responsibility of the end user.

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