1100

This toilet seat is designed for a Case elongated one-piece toilet model 1100. It features a 7-inch center set on the hinges, and the seat bolts into the tank rather than the bowl.

Originally manufactured by Olsonite, this seat has been discontinued. The original seat and a suitable substitute are listed below.

These are the original and replacement numbers for this seat:

Bemis: 1900CCP

Olsonite:  1100

Beneke:  520 Toilet Seat With CP-10 Hinges (Sold Separately)

Need help determining your correct color? Let us help. Click the image below.

TOILET SEATS ARE NOT RETURNABLE!

This is how we grade our seats.  All seats are A grade unless otherwise marked.

Grade A:

• New in a box or new-old-stock. 
• New-old-stock could be reboxed if necessary.
  

Grade B: (If available)

• The seat may have a manufacturing defect.
  
• Could include small chips, nicks, light scratches, or scuffs.
• An image of the defect or damage can be requested.
• Grade B toilet seats are purchased as-is and priced to reflect any defects or damage.

Contact our Finding Plumbing website, and we can do a national search for what you are looking for.

If you cannot find what you're looking for, please feel free to ask us! We have a wide range of items available and will be happy to add them to our store inventory for you.

All OEM numbers are used for reference purposes only.