AM-413450 Complete Drive Unit Assembly

National Acme replacement Drive Unit Assembly AM-413450 (item 52-XF).   View any of the following layout assembly drawings of the complete multispindle attachment for reference.  This replacement assembly may be used in attachment assemblies that fit numerous size Acme Gridley multi spindle screw machines and/or positions.

Acme Gridley 1-1/4" RB-8 High Speed Drilling Attachment

Ordering a complete Drive Unit Assembly AM-413450 (item 52-XF) for an Acme Gridley screw machine automatically includes the following:

Qty (1) Dowel Pin, Acme Gridley part number 50083
Qty (1) Splined Flange, Acme Gridley part number 71351
Qty (4) Screws, Acme Gridley part number 1137
Qty (1) Drive Shaft, Acme Gridley part number AM-413040 (item 41-XF)
Qty (1) Oil Retainer, Acme Gridley part number B-713530
Qty (2) Screws, Acme Gridley part number 1102
Qty (2) Bearings, Acme Gridley part number A-17346 (item 39-XF and 46-XF)
Qty (1) Key, Acme Gridley part number 2796 (item 44-XF)
Qty (1) Sprocket, Acme Gridley part number AM-413230 (item 42-XF)
Qty (1) Taper Pin, Acme Gridley part number 301
Qty (1) Chain, Acme Gridley part number AM-41325
Qty (1) Lockwasher, Acme Gridley part number 27915 (item 48-XF)
Qty (1) Locknut, Acme Gridley part number 27910 (item 47-XF)

The following parts are not included in the above assembly and must be ordered separately:

Qty (1) Sprocket, Acme Gridley part number AM-40161