Lens barrel screw ring M48x1.5

Nut or screw ring to be used for mounting Lens barrels designed for complete viewers but now used for alternative applications.
This ring fits on following Lens barrels.

04-04-M3-D_Lenshouder           (1-slide panel viewer 2004, 04-04-Px)
05-04-P3-AB_Lenshouder          (1-slide panel viewer 200,5 05-04-Px tot en met 2011, 11-04-Px)
15-04-M3 Lenshouder               (Mono viewer 15-04-Mx)
04-01-K3-AB_Lensdop_37+37   (21-slide viewer 2004, 04-1-A)
03-02-K9 Lensdop                    (10-slide rotary viewer 2003, 03-02-Ax)
06-02-K17 Lensdop                  (10-slide rotary viewer 2006, 06-02-Ax)
07-02-K17 Lensdop                  (10-slide rotary viewer 2007, 07-02-Ax up to current models)

After assembly of this ring, you can lock it with two M4 screws at the side of the ring.
Technical drawing.

Step file

If you are not sure, please inquire.
The lens barrels on the images indicate the purpose only.