1-5/8" RBN-8 item 67F - Lock Nut

View the Acme Gridley 1-5/8" RBN-8 illustrated code reference drawing for Group F

This National Acme replacement adjusting nut assembly (lock nut) part number 8621 is for Acme Gridley 1-5/8" RBN-8 multi spindle screw machines starting with serial number AM-40083.  Please contact us if your screw machine serial number is prior to this number.

Ordering an Acme Gridley 1-5/8" RBN-8 item 67-F replacement adjusting nut assembly (lock nut) automatically includes the following:

Qty (1) Lock Nut, Acme Gridley part number 8621 (item 67-F)
Qty (1) Screw, Acme Gridley item 68-F
Qty (1) Washer, Acme Gridley item 69-F