Crain 820 Undercut Saw Replacement Parts

Use the Crain 820 parts diagram to identify the part number you need, then select a matching replacement part below.

Crain 820 Parts Listed in Our Store

• 1820-S — Brush Set

  Replacement brushes for Crain 820 and 825 undercut saws.

• 1820-V — Brush Holder Assembly & Brush Set

  Brush holder assembly with brushes for Crain 820 and 825 undercut saws.

• 1820-R1 — Type-B On/Off Trigger Switch

  Black Type-B replacement switch. Check your existing switch type before ordering. This is distinct from the discontinued 1820-R Type-A switch.

• 1812-O — Blade Spacer
• 1812-P — Blade Clamp
• 1812-Q — Blade Screw

Important Blade Assembly Compatibility

Crain’s 2019 diagram identifies parts 1812-O, 1812-P, and 1812-Q for saws with the 1820-A1 power unit and an internally threaded spindle, produced after February 2006. Confirm your saw’s power unit and spindle configuration before ordering.

Full Manufacturer Parts Diagram

The manufacturer’s diagram includes additional parts and discontinued components that are not listed above. Inclusion in the diagram does not mean a part is available from our store.

 View or download the Crain 820 parts diagram

Check each product page for current pricing and availability. Replacement parts are non-returnable under our Return & Refund Policy.