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Shaft Collar (Clamp) 3/8-12 acme 1 start CNC router leadscrew anti backlash RH-1
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Item Number: 304042
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304042 - Shaft Clamp ( Threaded Collar), One piece, split, 3/8-12 acme right hand thread, one start, Black Delrin, with stainless steel hardware.
Note: These Shaft clamps will work only with Single start threaded rod.

This item is used to pre-load thrust bearings on CNC machines. The preload eliminates axis drift caused by changes of direction. These are made from acetyl copolymer (Delrin). See our matching zero backlash lead nuts. . 1" OD x 7/16 thick. 6-32 unc socket clamp screw The nuts are made in USA. ( Note 1/2-single start version shown in photo). This item will fit only 1 start lead screw, will NOT fit other start acme thread lead screws.
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Acme lead nut, 1/2-10, .1 pitch, single start, modified. Zero backlash, with wear adjustment
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List Price: $21.00
Your Price: $15.00
Acme leadscrew, 1/2-10, .1 pitch, single start, Travels .1 inch per revolution
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List Price: $16.00
Your Price: $11.00
Acme lead screw, 1/2-10, .1 pitch, single start, modified. Travels .1 inch per revolution
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