FN250B Porter Cable Nailer - Parts

This is an original part. The Porter Cable lock nut is made for use with several nailers and staplers. The metal lock nut assists the bolt with securing the magazine, and is sold individually. The installation will require a hex key and a wrench.

This genuine OEM supplied part is made for use with Porter Cable nailers and staplers. It provides a high-quality replacement for a missing or a faulty hardware that was installed on a new unit. A set screw is a type of screw generally utilized to secure an object within or against another object. Use a properly sized Allen wrench also kn...Read moreown as a Hex key to tighten or loosen this screw. One durable metal part is included.

O-rings are designed to contain thousands of pounds of pressure by creating a seal between two or more parts. O-ring measurements are defined by the inside diameter and the thickness. rnrnThere are many causes for O-Ring failure, such as pressure, friction, temperature or chemicals. The most common are: • Extrusion and Nibbling...Read moreu> - O-ring has ragged, tattered edges. These are commonly caused by pressure spikes which shear off tiny "bites" from the o-ring, or caused by clearance gaps. • Abrasion - One or both sides of the o-ring appear rough and slightly flattened. Commonly caused by a contact surface that is too rough, contains grit or is too smooth to allow lubrication. • Over Compression - O-ring is flattened on both sides and may have a "ring" split along its length. Commonly caused by excessive pressure or heat. • Heat Hardening - O-ring has a pitted or cracked surface, and often is flattened on both sides. Caused by temperature exceeding o-ring capacity. • Weather/Ozone Cracking - O-ring is covered in small surface cracks. Caused by exposure to ozone, UV rays and air pollution. Excessive seal stretching causes similar cracking.

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