Square Ring, 10-1/2" ID, 10-7/8" OD, Generic, O-506 :

Square Ring, 10-1/2" ID, 10-7/8" OD, Generic, O-506 Square-rings fit in O-ring grooves and are interchangeable size for size. Part Type: Square Ring Cross Section: 3/16" Inside Diameter: 10-1/2"id Outside Diameter: 10-7/8"od Replaces 153,17-102-1033,17-102-1108,223153062644,25230-0010S,31935-0001,33.5X.275B,335X275B,35-110-1731,391810,450,450-7470-10,5002-14,66523,90-423-1419,O-419