Brake Shoe MCD 2 37-4018 T

Description

One Vintage Brake Shoe, numbers on the casting are MCD 2 37-4018 T
Condition is Used. I really don’t know what it is from, it was in a box of misc old parts.
Overall length 6-1/16 inches
Width 1.140 inches
Diameter approximately 7 inches
Cam flats:
1.1 inches long
1 inch long
both .615 inches wide