AM-412750 item 11 - Gib

This National Acme replacement gib part number AM-41228 (item 13-XA) is used in 4th Position Die Slide Assembly AM-412750.   View any of the following layout assembly drawings of the complete multispindle attachment for reference.  This replacement part 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 Reaming Attachment - 4th Position
Acme Gridley 1-1/4" RB-8 Universal Threading Attachment - 4th Position