340 Porter Cable Sander Polisher - Overview
Diagrams for 340
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Armature
Part #881044
Field
Part #881047
O-Ring
Part #897558
Genuine OEM replacement part, this item is sold individually. This O-Ring is used on the Orbital Sanders Listed below. The purpose of this O-Ring is to act as a seal and to connect the adapter to the Dust Container. There are two of these used on each tools listed.
Foam Washer
Part #904256
Power Cord
Part #330072-98
This is a genuine DeWalt replacement power cord, specifically designed for use with double-insulated tools. Built for durability and safety, it features two wires and two prongs, eliminating the need for a ground wire. The cord measures 8 feet in length and uses 18-gauge wiring, offering a reliable connection and flexible reach for your p...Read moreower tool needs. It’s sold individually and is compatible with the models listed below. Installation requires careful attention: the new cord wires must be properly inserted into the wire terminals, and the cord should be routed correctly to avoid pinching when reassembling the tool’s case or plate. For best results, refer to your tool’s manual or consult a professional technician.
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Terminal
Part #444262-00
This is a replacement part directly sourced from the manufacturer for use in drills, hammers, grinders, sanders, jigsaws, and trimmers made by DeWALT, Porter Cable, Black & Decker, and Bostitch. It connects to the power cord and is made out of metal. This part is extremely small and will need to be replaced if it becomes lost or if it breaks. The terminal is sold individually.
Bearing
Part #330003-05
This Ball Bearing has metal shielding on both sides. This is a genuine Porter Cable replacement part that is sold individually. • Ball bearings are used to reduce friction between rotating parts. The balls or rollers take the load and spin, distributing the weight evenly while the minimal contact area of the ball reduces friction. This ...Read morereduces wear on the tool and allows it to run smoothly. • Bearings experience constant wear when the tool is in operation from pressure, heat, vibration and friction. Because of this, many Bearings need periodic maintenance or replacement.
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Switch (120V)
Part #875276
This is a genuine manufacturer-approved replacement switch which is specially produced for use with Porter Cable and Black and Decker sanders. It is the part of the tool handling on/off operations of the tool, over time switches tend to wear out and may begin to fail eventually requiring replacement. This high-quality switch has a durable plastic body and it is sold individually.
Carbon Brush (Sold Individually)
Part #876345
This is a Porter-Cable carbon brush. It is sold individually. You will need to order a quantity of two brushes for a complete pair for your tool.
• Worn brushes frequently are the cause behind a motor running poorly. • Replacing brushes can fix a motor that's operating intermittently. • New brushes can restore a motor's el...Read moreectric braking. Carbon brushes are one of the most commonly replaced power tool parts. This is because carbon brushes are wear items, meaning that through friction and use they will gradually wear away until they need replacing. Worn brushes are a common causes of intermittent motor function, reduced electric braking and reduced motor power. A worn-out brush will often be worn down near to the wire lead and can be cracked, pitted, or burned. When replacing carbon brushes, be sure to inspect your armature for burns, cracks, or other damage which can indicate larger motor problems.
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Paper Clamp
Part #878535
It is a genuine replacement part that is supplied directly from the original equipment manufacturer for use with Porter Cable and Black and Decker sanders. This is one of the clamps that are utilized to secure the sandpaper. Please refer to the appropriate diagrams of your model for the correct location and application of this hardware. K...Read moreeep in mind this high-quality paper clamp is made of durable metal and is sold individually.
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Pad Holder
Part #878536
Genuine Porter Cable replacement part. rn • This hard plastic pad holder is sold individually. It is designed for a sander pad to easily attach to it. It does not include the pad. It comes ready to secure to your tool. rn • Dimensions: 4-1/2" by 4-1/8".