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Q: How much maintenance do bearings require?
A: Maintenance depends on the type of enclosures and lubricants your bearings have. Rubber sealed or Ultra sealed bearings require no maintenance and the lube is good for the life…
Q: What does Radial Play mean?
A: Radial Play refers to the fit or clearance of the balls in the bearing. The normal range is from C2 to C5. C2 would be the tightest fit and would not have much room allowed for…
Q: What is an ABEC Rating?
A: Precision ball bearings are manufactured to standards established by the Annular Bearing Engineers Committee (ABEC) of the American Bearing Manufacturers Association (ABMA). The…
Q: When should I replace my bearings?
A: If you have gone through the cleaning steps outlined above and your bearings begin to feel gritty or notchie to the touch, they should be replaced. When bearings sit idle for a…
Q: How should the Orange Seal bearings be handled before being used?
A: All Orange Seal bearings with an LD (lube dry) in the part number are supplied dry, without grease or oil. AF2 in the part number means light oil and NB2 in the part number…
Q: Do full ceramic bearings need lubrication?
A: No, full ceramic bearings can be run completely dry. They do not need lubrication to run. Ceramic is non-porous, unlike steel, as a result it is virtually frictionless. Ceramic…
Q: Where can I find technical engineering data about bearings?
A: Any bearing you search for on this site will display technical data including: Bearing Material, Enclosure Type, RPM Data, Load Rating etc. If you need more detailed information…
Q: What is the best water proof seal?
A: There is no true water proof seal for bearings. Bearing seals are primarily designed to retain the lubrication inside the bearing. Most bearing seals are considered water…
Q: Do full ceramic bearings need lubrication?
A: No, full ceramic bearings can be run completely dry. They do not need lubrication to run. Ceramic is non-porous, unlike steel, as a result it is virtually frictionless. Ceramic…
Q: Are the seals fixed or held in place by c-clips?
A: On the removable shields there are c-clips to hold them in place.
Q: What kind of maintenance do sealed bearings require?
A: All of our sealed bearings are considered maintenance free and lubed for the life of the bearing. This is because they are packed with a heavy duty, lithium based grease. When…
Q: Do you ship internationally and what shipping methods are available?
A: Yes, we do ship internationally. After placing items in your shopping cart, proceed to the checkout area. Complete the Shipping and Billing information, including selecting your…