New Holland
50mm ID x 80mm OD x 16mm W
40mm ID x 68mm OD x 15mm W
M40, Ext
Hex, M8 x 1.25 x 20mm, Cl 8.8
39.9999 mm ID x 79.9998 mm OD x 18.001 mm
30mm ID x 72mm OD x 19mm W