View the Acme Gridley 1-5/8" RBN-8 illustrated code reference drawing for Group B
This National Acme replacement collet seat part number is for Acme Gridley 1-5/8" RBN-8 multi spindle screw machines starting with serial number AM-40407. Please contact us if your screw machine serial number is prior to this number.
22845 Hoover Road
Warren, Michigan 48089
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f: (586) 755-1229
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