I have found a marking OP052929 on the shaft.
Under crank, on the dust cover, (image 0399) is marking op05-7554-03 22/03 08:08:53
Some O's may be zeros
Cranks for windows
Handy Person from 19711
Aug 1, 2023 1:35 pm
5 user uploaded images
4 Replies
Handy Person from 19711
Aug 2, 2023 2:26 pm
The dimensions seem to be different. See 10", not8"
1 user uploaded image
Casey from SWISCO
Aug 2, 2023 2:48 pm
Your measurement appears to be including the operator base. You would need to only measure the arms, which attach at the center of the base.
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