AM-41246 item 3 - Jam Nut

This National Acme replacement jam nut part number 51188 is used in Loose Parts Assembly AM-41246.  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 Universal Threading Attachment - 4th Position
Acme Gridley 1-1/4" RB-8 Universal Threading Attachment - 5th Position

For a complete set of Acme Gridley replacement jam nuts, part number 51188 used in assembly AM-41246, please enter a quantity of 2.