O ring viton 590 mm ID x 7 mm cross section for seal housing of 12 K 201 204, O ring viton 400 mm ID x 6point4 mm cross section for closing of cover of 12 K 201 to 204, O ring viton 142 mm ID x 4 mm cross section for TBS of 12 K 201 to 204, O ring viton 330 mm ID x 5 mm cross section for stator 12 K 201 to 204, O ring viton size 184 mm ID x 6 mm cross section for seal oil cooler floating head of 12 K 201 to 205, O ring viton size 228 mm ID x 6 mm cross section for lube oil cooler floating head of 12 K 201 to 205