ATD-356 270-Piece HNBR R12 and R134a O-Ring Assortment Highly saturated nitrile butyl rubber works with R12 and 134a Contains:
(20) 7/32"" x 1/16"" (20) 1/4"" x 1/16"" (20) 6.8 x 1.9 (20) 5/16"" x 1/16"" (20) 7.8 x 1.9 (20) 8 x 2 (20) 8.8 x 1.9 (15) 7/16"" x 1/16"" (15) 7/16"" x 3/32"" (15) 11 x 2 (15) 12 x 2 (10) 13.9 x 1.8 (10) 9/16"" x 3/32"" (10) 14 x 2 (10) 15 x 2 (10) 17 x 2 (10) 11/16"" x 1/16"" (15) 11/16"" x 1/8"" Molded storage case included