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  1. RV Sewer Hose Fittings
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  6. 3 Inch Diameter
Valterra DWV Coupling for RV Sewer System - ABS Plastic - for 3" pipe

Valterra DWV Coupling for RV Sewer System - ABS Plastic - for 3" pipe

Item # D50-2935
Retail:$16.95
Our Price: $9.85
You Save: 42%
RV Sewer Hose Fittings
Shipping Weight: 0.38 lbs
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This coupler connects (2) 3" diameter sewer system pipes in your RV or motorhome. Simply slide the pipes into either side of the coupler and secure with ABS solvent bond (A05-0303 - sold separately). Great Prices for the best rv sewer hose fittings from Valterra. Valterra DWV Coupling for RV Sewer System - ABS Plastic - for 3" pipe part number D50-2935 can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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  • Reviews (63)
  • Q & A (0)
  • Photos

Valterra RV Sewer Hose Fittings - D50-2935

  • Sewer Couplers and Nipples
  • Pipe Couplers
  • 3 Inch Diameter
  • 3 Inch Diameter
  • Sewer Pipe to Sewer Pipe
  • Valterra

This coupler connects (2) 3" diameter sewer system pipes in your RV or motorhome. Simply slide the pipes into either side of the coupler and secure with ABS solvent bond (A05-0303 - sold separately).


Features:

  • DWV coupling connects 2 pipes in the sewer system of your RV or motor home
    • Works with 3" diameter pipes
  • Simple installation
    • Slide pipes into each side of coupling
    • Solvent bond with ABS solvent cement (A05-0303 - sold separately)
  • Sturdy ABS plastic construction
  • IAPMO listed as meeting or exceeding:
    • ASTM-D2661-2011
    • CSA B181.1-2011


Specs:

  • Length: 3-1/4"
  • Diameter:
    • Inner: 3-1/2"
    • Outer: 4"
  • 1-Year warranty


Valterra DWV coupling fitting dimensions

This coupling is a DWV (drain, waste, vent) fitting that is part of your motor home's waste management system.



D50-2935 Valterra DWV Coupler Fitting for Motorhome Plumbing System - Fits 3" Pipes





Customer Satisfaction Score:


Customer Reviews

Valterra DWV Coupling for RV Sewer System - ABS Plastic - for 3" pipe - D50-2935

Average Customer Rating:  4.8 out of 5 stars   (63 Customer Reviews)

This coupler connects (2) 3" diameter sewer system pipes in your RV or motorhome. Simply slide the pipes into either side of the coupler and secure with ABS solvent bond (A05-0303 - sold separately).

by:

There is nothing glamorous about buying 3" DWV fittings. But, etrailer made it easy with their great website and helpful videos. Was able to order all the fittings I needed to install a Sani-Con on my fifth wheel.



by:

I served the purpose it was right on ti me.

George A.

7/6/2023

Awesome product



by:

fast shipping perfect part.



by:

Fast Service and all the parts I needed for my project

Randal S.

4/23/2018

They are being installed into my off grid trailer this weekend



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by:

Thank you for getting it right. First time not so good. Had to re-order due to the wrong size, obviously cost more the second time around. Already installed.



by:

Got just what I needed. I was looking for some way to connect my RV to a 30 ft length of 3 inch PVC. Flex live was far to difficult to handle.

Thanks for your support



by:

This fitting worked great and the shipping was fast. I highly recommend this company for camper parts.



by:

It was real easy to find the parts and the detail of the parts were great so it let me know that I was ordering the right one! Thanks etrailer!



by:

Good fit for my RV sewer pipe.



by:

Always a pleasure doing business with etrailer !!!



by:

Not good at online ordering



by:

Worked for what we needed it for!



by:

Everything is good. It just took a while to receive the parts ordered. 4 star



by:

Overall quality seems spot on tho I've not installed it yet on my rv it seems to me that it will work as advertised



by:

It was what it was surpost to be. Came in a timely fashion.



by:

Worked fine. Quick shipping. Reasonable pricing. Remember, ABS plastic is what is used on RV's. It's different than PVC.



by:

Got exactly what I ordered, and promptl y.



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Perfect match to OEM. Excellent price quick delivery.



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well constructed



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63
Show More Reviews

See what our Experts say about this Valterra RV Sewer Hose Fittings

  • Does Double RV Waste Valves - 3" and 1-1/2" Hubs Come with Hub Outlet Instead of Spigot
    I think you might be asking for a hub fitting on the outlet side of the Double RV Waste Valves part # T81 instead of a spigot? If that's the case, all you would need to do is use a coupler like the Valterra DWV Coupling for RV Sewer System part # D50-2935. In order to attach them you'd need the Valterra ABS Solvent Cement part # A05-0303. If this wasn't what you were looking for please let me know. Unfortunately, the Double RV Waste Valves aren't offered with a hub outlet.
    view full answer...
  • Will a 3" Drainage Pipe Fit The Valterra Bladex Waste Valve # T40A?
    The Valterra Bladex Waste Valve # T40A flanges have an internal diameter of 3" and external diameter of 3-1/2". So if your Haviland pipe has a 3-1/2" outer diameter it will fit by using the Coupling # D50-2935 to attach to the flanges on the waste valve.
    view full answer...
  • How to Replace Spigot Adapter on RV
    If you need to replace the Valterra RV Sewer Termination Adapter # T1029-1, or a similar connector, then you should be able to cut off your current adapter and then install a new adapter using a coupler like part # D50-2935. Be sure to use Valterra ABS Solvent Cement # A05-0303 to make the connection after cleaning the pipes really well so that you get the best connection possible. If you are uncomfortable with this then I recommend checking in with a local trusted shop to have them do...
    view full answer...
  • Installation of LaSalle Bristol 34466N4AB36GM Cable Actuated RV Waste Valve On RV
    If the current valve you're using can be disassembled so that the flanges can be removed from the valve body, you'll have a pretty easy install. Remove the 4 bolts holding the existing flanges to he valve body you're wanting to replace then slide out the valve body. Remove the flanges from the new valve and slide in the new valve. Then bolt hole spacing is an industry standard, so as long as the old valve has the 4 bolts that allow you to remove the flanges, you should be good to go. If...
    view full answer...
  • Dimensions Of The LaSalle Bristol Long Sweep Elbow Fitting # 344632276
    The LaSalle Bristol Long Sweep Elbow Fitting for RV Sewer System # 344632276 is 3.5" from the center of the hub to the center line of the other hub. Since yours broke off you'll have to cut of the chunk of the hub left on the pipe before you can install anything else. I recommend using part # 344633001 and some straight pipe to get back out to where you want the valve to sit. As for the valves, I recommend the Bristol Double RV Waste Valves # 34466ND15AAR. You'll need to cut off the old...
    view full answer...
    Image 1 for Image 2 for Image 3 for
  • Recommended Solution When RV Waste Valve Handles Are Hard To Reach
    The flanges typically have a gasket between them and the gate valve with a groove in the valve holding them in place. Putting two flanges together with just the gaskets touching each other instead of having an actual groove in the plastic to sit against will most likely leak over time. The safest bet is to cut off the flanges and use some couplings (3" # D50-2935 or 1-1/2" # D50-2933) along with some straight pipe to fill in the gap. You could also check out the cable actuated gate valves...
    view full answer...
  • How To Install The LaSalle Bristol Cable-Actuated RV Waste Valve
    The abs cement isn't going to come loose and will require you to cut the pipe a bit further back and using a coupling # D50-2935 and more straight pipe to get back to where it originally sat for the valve. That being said, you can also just unbolt the valve from the flanges and do the same with the # 34466N4AB36GM you were looking at, swap it in, and bolt it in place with the old flanges. I've attached a video below where I did this with a double waste valve to help walk you through the...
    view full answer...
  • How To Choose The Correct Toilet Flange Replacement For Your Trailer
    To find the correct replacement flange for your trailer you'll first need to remove your current flange to see exactly how it was attached. Your current flange could be screwed onto the pipe or glued to it so you'll need to find out which style you currently have and find the matching style. If your flange is glued to the pipe then you would need to cut it off and will most likely just have a 3" pipe sticking up to connect to. In this scenario you would use part # 344633633, which has...
    view full answer...
  • Availability of Coupler for Attaching Pipe From Toilet to Black Tank Pipe
    It sounds like you are looking for a coupler for your sewer piping on your camper. For that we have the # D50-2935 for if you have a 3 inch pipe or part # D50-2933 for if you have a 1-1/2 inch.
    view full answer...

Do you have a question about this RV Sewer Hose Fitting?


Info for this part was:

Employee Jameson C
Expert Research:
Jameson C
Employee Cole B
Installed by:
Cole B
Employee Amy B
Written by:
Amy B
Employee Cody B
Updated by:
Cody B

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