330A (Type-1) Porter Cable Sander Grinder - Parts
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Counterweight
Part #874573
Screw
Part #877532
Dust Seal
Part #847698
Wrench Non Adjust
Part #846372
On-Off Switch
Part #911374
This on/off switch has 2 wire leads and a compact design for easy installation. This genuine Porter Cable replacement part is sold individually. Switches are commonly replaced parts in power tools. A switch handles on/off and variable speed functions. They also have a role in electric breaking; they can momentarily reverse electrical ...Read morepolarity. Because switches use mechanical internals, they will degrade and wear out over time, eventually requiring replacement. Some common signs of a broken or failing switch are: • The tool has completely stopped functioning - it will not turn on. • The tool operates intermittently, requiring multiple tries to turn on, until eventually it won't turn on at all. • The variable speed function and electric braking aren't working properly.
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Post
Part #912595
This item is priced individually and attaches to the pad with a crosshead screw that is sold separately. The post is made of a hard rubber and will need to be replaced if it breaks. A Philips screwdriver will be necessary when replacing this item. This is a Porter Cable replacement part directly sourced from the manufacturer for use in sanders.
Clamp
Part #843449
This is an authentic replacement part manufactured to use with Porter Cable sanders. The clamp is used to secure the sanding pad the bearing and pad holder. The sand paper is not secured by this clamp the paper adheres to the pad with hook and loop or adhesive type paper and pads. The clamp is sold individually.
Bearing and Pad Holder Assembly
Part #852770SV
This is an authentic OEM approved part designed for Porter Cable finishing sanders. It is an identical replacement for a missing or a worn bearing and pad holder assembly that was included with a new unit. The pad helps to secure the sander pad which is sold separately. Make sure to refer to the owner's manual and the parts diagrams for y...Read moreour model to ensure the proper repair procedure. Keep in mind this high-quality product is made of durable materials and is sold as an individual item.
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Rod
Part #859064
This rod is an original Porter Cable replacement part manufactured for use with finishing sanders. The rod is used to secure the clamp and spring. The rod is sold individually, please see model diagram for additional parts.
Bearing
Part #886564SV
This is an original Porter Cable part, not an aftermarket imitation part. The bearing is sourced from the original manufacturer to be used within finishing sanders. This sealed bearing reduces friction between the rotating armature shaft and the fixed housing assembly. The bearing is sold as an individual replacement part.
Retaining Ring
Part #823738
CLIP
Part #801271