Do You Have Replacement Access Plugs for a MORryde Pinbox?
Updated 08/07/2025 | Published 07/13/2025
Question:
I have a MORryde fifth-wheel hitch. Part no. RPB72-1621HD. GVWR 18,000 lbs. I need the rubber plugs which seal holes on the top of the hitch. Do you sell these?
asked by: William L
0
Expert Reply:
No, I am sorry William we do not. I checked MORryde's website they don't list them either. I looked at the parts list breakdown for the MORryde Cushioned 5th Wheel Pin Box item # MR84VR. The part you're looking for is called a Access Plug and it's part number is UO136-181.
expert reply by:
Jerred H
0
MORryde
(click to enlarge)
(click to enlarge)
Product Page this Question was Asked From
MORryde Cushioned 5th Wheel Pin Box for 14K to 18K Trailers w/ Lippert 1621 and 1621HD
- 5th Wheel Pin Box
- Upgraded Pin Box
- Reduces Chucking
- 21000 lbs
- Rubber Spring Suspension
- Fixed Turret
- Lippert 1621
- Lippert 1621HD
- MORryde
more information >
Featured Help Information
Instructions
Continue Researching
- Video: Review of MORryde 5th Wheel Gooseneck Adapter - GooseTech 5th Wheel To Gooseneck Pin Box - MR97MV
- Shop: MORryde GooseTech 5th Wheel to Gooseneck Pin Box for 14K to 18K Trailers w/ Lippert 1621
- Article: 4 Steps to Choosing Your 5th Wheel Pin Box
- Shop: MORryde Cushioned 5th Wheel Pin Box for 14K to 18K Trailers w/ Lippert 1621 and 1621HD
- Shop: MORryde Cushioned 5th Wheel Pin Box for 18K to 19K Trailers w/ Lippert 1116
- Q&A: Dimensions For MORryde Cushioned 5TH Wheel Pin Box 1716 Replacement
- Q&A: Will the MORryde Cushioned 5th Wheel Pin Box Replace a Lippert 1621 Pin Box
- Q&A: Height From Skid Plate of Lippert 1621 5th Wheel Pin Box
- Q&A: Will The MORryde Pin Box MR84VR Fit My 2022 Grand Design Momentum 320G
- Shop: Buyers Products Hitch Plate w/ 2-1/2" Receiver and ICC Bumper for Ford Cab and Chassis - 20K
- Q&A: Do Flow Through and Cap TST Sensors Work with Same 507 Monitor
- Q&A: How To Determine Which Pin Box I Have and What Replacements Are Available
- Q&A: Choosing Between MORryde Cushioned Pin Box and Curt Flex Air for 2022 Grand Design Reflection 337RLS
- Article: Gooseneck to 5th Wheel Adapters
- Article: Fifth Wheel Trailer Hitch Information and Installation Tips
- Article: How to Raise Your Travel Trailer Height
- Article: The Best 5th Wheel Hitches
- Article: How to Measure for Travel Trailer and Fifth Wheel Steps
- Article: Stability Control for Heavy Duty Vehicles
Jerred H.
8/7/2025
Hey William, did you manage to find the rubber plugs you were looking for? I'm curious because it could help others in a similar situation.