What Size is the Seal in Repair Kit for Valterra Rocket Hand Pump # RP320

Question

Question:

could please tell me the diameter of the seal i am the proud inch owner of little sizzler water heater and the - pump or seal is not pumping. sooooo i am attempting to find or repair this unit any polite suggestions would be greatly appreciated george

asked by: George F

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Expert Reply:

The seal that is part of the mechanism in Repair Kit # RP320 has a 1.53 inch outer diameter. It can't be easily removed from the mechanism though. I have included a picture with other measurements for other parts in this kit as well.

expert reply by: Michael H

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Answer 1

I was able to find the part you referenced, National Oil Seal part number 474276, on an internet search. Please note that this is an oil seal, not a grease seal, and is intended for oil bath bearings. We do offer a range of both types of seals,…

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Answer 2

The part you're looking for is the Bargman Trailer Tail Light w/ License Bracket - 6 Function - White Base - Red and Clear Lens #30-92-004, which is the same light with a white base. You can use the Bargman Trailer Tail Light - 5 Function -…

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Answer 3

The RV Hand Pump Water Faucet - 1/4" MPT - Chrome Item #37297025 is designed to hand pump water out of a standard water tank so you should have no issues mounting it to your counter and running a line into your water jug.

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Answer 4

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 5

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 6

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

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Answer 7

To determine the size of the brake assemblies you need you have to measure the depth and width of the hub drum on the axle like what you see in the picture I attached. The most common size is 2-1/4 inch wide like the #T4071600-500 that you…

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Answer 8

Even though I cannot comment specifically on the grease you used because I am not familiar with it, I can tell you the best grease for trailer bearings is a a grease with a rating of GC-LB, which just means it is made to withstand very high…

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Answer 9

To find the load capacity for your axle you should look on the trailer VIN plate or sticker that lists the VIN number. The weight rating of the axle should be listed on that same plate or sticker. Also, the axle could have a tag or plate on it that…

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Answer 10

Hey Richard, thanks for reaching out! The Dexter DX7.5 Drop-N-Go Brake Actuator #099-175-00 is a great option for a replacement actuator because it's a direct replacement for the common Model 60 actuators that were popular in the '90s.…

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Answer 11

To determine the size of the hub assembly you need to purchase you have to determine which bearings are in the old assembly. If the old assembly has L44649 inner bearings, you would use the hub you chose #8-258-5UC1. If the inner bearings are marked…

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Answer 12

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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What Size is the Seal in Repair Kit for Valterra Rocket Hand Pump # RP320

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