Part Location Diagram of 904070 Porter Cable O-ring (42.52 X2.62)
See part 111 in the diagram
( Grid squares measure 1x1 inch )

O-ring (42.52 X2.62) 904070

Manufactured by:
Porter Cable
ERP Number:
ERP11874821
Part Number:
904070
Original Equipment Manufacturer ?
$5.95
In Stock
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Product Description

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O-rings are made to contain thousands of PSI pressure by creating a seal between two or more parts. O-ring measurements are defined by the inside diameter and the thickness. Of the many causes for O-Ring failure, the most common among power tools are: • <u>Extrusion and Nibbling</u> - The 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. • <u>Abrasion</u> - One or both sides of the o-ring appear rough and slightly flattened. Commonly caused by a contact surface that it too rough, contains grit or is too smooth to allow lubrication. • <u>Over Compression </u> - The O-ring is flattened on both sides and may have a "ring" split along its length. Commonly caused by excessive pressure or heat. • <u>Heat Hardening</u> - The O-ring has a pitted or cracked surface, and is often flattened on both sides. Caused by temperature exceeding o-ring capacity. • <u>Weather/Ozone Cracking</u> - The O-ring is covered in small surface cracks. Caused by exposure to ozone, UV rays and air pollution. Excessive seal stretching (greater that 5%) causes similar cracking.

Troubleshooting

This part works with the following brands:
  • Porter Cable
This part works with the following products:
  • Nailer

Model Cross Reference

This part works with the following models:
ERP Number: ERP11874821
Manufacturer Part Number: 904070
Brand Model Number Description
Porter Cable PN650 Nailer - Palm Nailer Kit