Replacement Castle Nut and Washer Trailer Hub HD1377

Question

Question:

im looking for a bearing washer and nut for a HD1377 hub can you help

asked by: Todd

0

Expert Reply:

Hey Todd, since we know the trailer hub HD1377 that you referenced is a 3500 lb axle trailer hub the spindle washer part # SW1000 and the castle nut part # 165686 would be what you'd need.

expert reply by: Jameson C

0

Jameson C.

2/3/2026

Hey Todd, how did the spindle washer and castle nut work out for your HD1377 hub? Knowing how the fit turned out could help others matching parts for the same axle.

Answer 1

I was not able to find a replacement light assembly based on your provided number, 50010. A check with my contact at Wesbar reveals that they no longer have this light product; it was discontinued about 15 years ago. The light was a 4 x 4-inch unit…

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Answer 2

The Demco Hydraulic Brake Actuator #DM72VR is 18-1/8" long. I have included an image with this measurement and others you may be needing. You will be able to secure this to your truck using the etrailer Surge Brake Coupler Lock #e98888.

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Answer 3

Uni servo and duo servo is basically the style of wheel cylinder. It basically puts pressure on either side of the cylinder. The styles are interchangeable so if you have one style over the other you can go with either style. As long as your drum…

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Answer 4

To lock the latch of the Demco Hydraulic Brake Actuator - Drum - Zinc - 2" Ball - 7,000 lbs #DM72VR you were looking at you will need the etrailer Surge Brake Coupler Lock - 3-3/8" Span - 1/4" Diameter - Chrome #e98888. This lock goes…

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Answer 5

Richard, to replace your UFP HD-1377-10 hub and drum you can use the Dexter Trailer Hub and Drum Assembly for 3,500-lb Axles #84546UC3, the Dexter Nev-R-Adjust Electric Trailer Brakes #23-468-469, and the mounting hardware #BRKH10B.

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Answer 6

The biggest difference between the servo styles that you'll notice is between free backing plates and the others. The free-backing plates will allow your trailer to back up without having the brakes lock up. With surge brakes typically when you…

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Answer 7

According to Wesbar, that lamp was discontinued around 2000 or so. Unfortunately, you'll need to replace the lamps but the good news is that Optronics makes a direct replacement LED lamp not terribly expensive. I'd recommend going with…

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Answer 8

To replace the springs on your 10" hydraulic drum brakes you'll need the following: - Shoe Return Spring Kit #BP07-105 - Replacement Adjuster Spring #046-083-01 - Shoe Hold Down Spring Kit #BP06-120

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Answer 9

The Demco Hydraulic Trailer Brake Actuator part #DM72VR should be a direct replacement for the Atwood 61101 Brake Actuator that you have now. This newest updated it rated at 7K instead of 6K. This is a bolt on option that mounts on 3" centers.…

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Answer 10

We do have what you need to replace the UFP HD-1377-10 hub and drum as well as add hydraulic brakes for your boat trailer. Here are the exact parts you will need: - Dexter Trailer Hub and Drum Assembly #84546UC3 - Hydraulic Trailer Brake Kit -…

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Answer 11

The Wesbar 50010 are approximately 4-1/2 inches square, so the best option to replace them will be similarly sized LED tail lights: - Driver Side: Blazer LED Trailer Tail Light #C7483RTM - Passenger Side: Blazer LED Trailer Tail Light #C7493RTM These…

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Answer 12

From my research, the correct replacement for the UFP HD1377 hub/drum is the Trailer Hub and Drum Assembly part #AKHD-545-35-K or the Dexter 5 on 4-1/2 Complete Hub-and-Drum Assembly part #84546UC3. These hub/drums both use a L68149 (1.378"…

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Replacement Castle Nut and Washer Trailer Hub HD1377

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