How to Measure and Identify Bearings, Races, and Seals

Question

Question:

WHICH MEASUREMENT IS PERFERED- METRIC OR INCHES

asked by: MALCOLM H

0

Expert Reply:

Bearings and seals are generally measured in inches. It is best to use a digital caliper, like # PTW80157, and measure out to 3 decimal places to find the most precise figure.

I've attached an image that shows how to measure and identify them. As well as a help article on replacing them that may be helpful to you.

expert reply by: Charles S

0

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Answer 1

The #168233 Double Lip Grease Seal has an outside diameter of 2.332 inches and an inside diameter of 1.688 inches. This seal is not compatible with a AF2527E seal with a O.D 2.312, because, even though the O.D. id very close, the inner diameter of…

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Answer 2

A BT8 spindle would have a diameter of .99 of an inch where the bearings would both install and would have a diameter of 1.24 where the great seal would ride. That would require a hub part #AKIHUB-440-2-1K for an idler hub. A BTR spindle would have…

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Answer 3

To flat tow your Jeep Wrangler JK behind your motorhome, you will need a base plate kit, tow bar, safety cables, tail light wiring harness, and a supplemental braking system. Depending on the year of your Wrangler, you may also need a Brake-Lite…

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Answer 4

There is a couple of way to determine which wheel bearings and grease seals you will be needed for a trailer axle. First, checking the numbers on the wheel bearings and seal will allow you to select the correct parts for your axle. However, in some…

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Answer 5

You can verify that the 10-19 grease seal included in Bearing Kit #BK2-100 is the correct one for your spindles by taking two measurements. First you want to measure the rear hub bore where the seal is inserted. The seal's outer diameter…

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Answer 6

If the inside of your trailer tire is rubbing against the frame on your trailer then you can either get a new trailer axle that has a larger hub-face measurement or get slightly smaller tires. The easier solution would be to swap out your tires for…

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Answer 7

The Kenda Loadstar 205/65-10 Bias Trailer Tire w/ 10" Solid Center Wheel #AM3H454 is the updated metric sizing of the 20.5x8.0-10 tire that you currently have. The steel wheel uses the 5 on 5-1/2" bolt pattern that you currently…

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Answer 8

You actually should shoot for 4-1/2" of clearance between the top of your tire and the bottom of the fender well. This accounts for flex in your suspension. Unless 2,280 lbs is the GVWR (gross vehicle weight rating) of your trailer then you…

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Answer 9

Sounds like your trailer axles are a bit too short if the inner sidewall is rubbing on the frame of the trailer. Did you recently change to a wider tire? That could be the cause too. Your equalizer being angled shouldn't cause the issue you…

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Answer 10

The Kenda Loadstar 205/65-10 Bias Trailer Tire w/ 10" Solid Center Wheel - 5 on 5-1/2 - LR C #AM3H453 you referenced will work just fine for highway travel. We generally recommend going with radial tires for extensive highway travel, but…

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Answer 11

On your 1989 Bass Tracker trailer you will need to check the side of your tire and see what load range is on your current tire. It will be either a load range C (6 ply rated) which has a maximum load of 1,360 lbs. at 50 psi. or a load range D (8…

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Answer 12

Unfortunately I haven't been able to cross reference based on that number. The best thing you can do to get the correct replacement is to measure it with a digital caliper. Measure the inside and outside diameter and then we can help you find…

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How to Measure and Identify Bearings, Races, and Seals

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