Steel Shear Pins for Polar 137 EMC II, 137 MON, 137 X, 137 XT, 137 E, and 137 ED Paper Cutters. (equivalent to Polar 231671 & 231671A, ZA3.423024, 260506) This alloy steel shear pin or shear bolt fits Polar 137 EMC II, Polar 137 MON, Polar 137 X, Polar 137 XT, Polar 137 E, and Polar 137 ED paper cutters. The main shank has an M16 (.63") thread and is 2.33" long below the head.
Included with each of these shear bolts or safety bolts is a mating washer faced hex nut (collar nut equivalent to Polar 231661 & 231661A). The head is 1.18" in diameter and .39" thick and has a flat on one side as shown in the photo.
Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.
To complete your return, we require a receipt or proof of purchase.
Customized products and gift cards are exempt from being returned.
Heidelberg OEM Parts are subject to re Stocking fees.
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 30 days.
Late or missing refunds
- If you haven’t received a refund yet, first check your bank account again.
- Then contact your credit card company, it may take some time before your refund is officially posted.
- Next contact your bank. There is often some processing time before a refund is posted.
- If you’ve done all of this and you still have not received your refund yet, please contact us at