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Rubber Gasket for 4" Round, Flange Mount Lights - Black

Rubber Gasket for 4" Round, Flange Mount Lights - Black

Item # A42GB
Our Price: $1.33
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Accessories and Parts
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Shipping Weight: 0.02 lbs
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Optronics Gasket Accessories and Parts - A42GB
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5-7/16" Diameter x 1/16" deep; black rubber gasket; mounts beneath 4" round lights 1-800-940-8924 to order Optronics accessories and parts part number A42GB or order online at Free expert support on all Optronics products. Great prices and Fastest Shipping for Rubber Gasket for 4" Round, Flange Mount Lights - Black. Accessories and Parts reviews from real customers.
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  • Reviews (10)
  • Q & A (0)
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Optronics Accessories and Parts - A42GB

  • Trailer Lights
  • Mounting Hardware
  • Gasket
  • Optronics

5-7/16" Diameter x 1/16" deep; black rubber gasket; mounts beneath 4" round lights


  • Black rubber gasket for 4" round lights
  • Snug fit beneath flange
  • 5-7/16" Diameter by 1/16" deep

Black rubber gasket fits beneath flange of 4" round flange-mount lights.


A42GB Optronics Rubber Gasket for 4" Round, Flange Mount Lights - Black

Alternate part number: A-42GB

California residents: click here

Customer Reviews

Rubber Gasket for 4" Round, Flange Mount Lights - Black - A42GB

Average Customer Rating:  5.0 out of 5 stars   (10 Customer Reviews)

5-7/16" Diameter x 1/16" deep; black rubber gasket; mounts beneath 4" round lights


U always have what we need for hard to find parts small or large always in stock and ready to ship. Thanks for your top notch service


Shipping has been faster than that website named after that South American river. Orders were 100% correct and they had what the other place didn’t and at a great price.


These gaskets worked great and came in three days with priority shipping. They work great as a cushion so you don't crush and break the plastic housing on the lights when tightening them in. They also provide a great seal.


Great product, fast shipping. Thank you


Product is as described


Nice product. Just right for a project of mine. Affordable on top of that.


Showed up earlier than expected. What I needed.




Good quality.


See what our Experts say about this Optronics Accessories and Parts

  • Replacement RV Trailer Light Gaskets and Mounting Grommets
    Numbers on trailer light lenses usually refer to DOT codes, not the light manufacturer's actual part number for the item. The light part number is usually on the light's base, which typically is less likely than the lens to be damaged or to pop off while you're going down the road. On the two linked pages you can see all of our light gaskets like # A42GB and light mounting grommets like # A45GNB.
    view full answer...

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Info for this part was:

Employee Tyler C
Written by:
Tyler C
Employee Brian T
Updated by:
Brian T
Employee Noah M
Updated by:
Noah M
Employee Carrie F
Updated by:
Carrie F

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