Catalog Hardware O-Rings and O-Ring Kits O-rings and O-ring kits help ensure a tight seal to prevent air and fluid leaks in applications such as air conditioner repair or plumbing installations. ◀◀ ◀ ▶ ▶▶ O-Ring: 222, 1 1/2 in Nominal Inside Dia., 1 3/4 in Nominal Outside Dia., 90 Shore A, Black, 5 PK O-Ring: 113, 9/16 in Nominal Inside Dia., 3/4 in Nominal Outside Dia., 70 Shore A, Red, Inch, 5 PK O-Ring: 13.5 mm Nominal Inside Dia., 19.5 mm Nominal Outside Dia., 70 Shore A, Black, 50 PK O-Ring: 462, 16 1/2 in Nominal Inside Dia., 17 in Nominal Outside Dia., 75 Shore A, Black O-Ring: 83 mm Nominal Inside Dia., 90 mm Nominal Outside Dia., 90 mm Actual Outside Dia., 10 PK O-Ring: 117, 13/16 in Nominal Inside Dia., 1 in Nominal Outside Dia., 70 Shore A, Black, X, 100 PK O-Ring: 447, 9 in Nominal Inside Dia., 9 1/2 in Nominal Outside Dia., 90 Shore A, Black, Inch, 2 PK O-Ring: 340, 3 3/8 in Nominal Inside Dia., 3 3/4 in Nominal Outside Dia., 70 Shore A, Black, 25 PK O-Ring: 35 mm Nominal Inside Dia., 45 mm Nominal Outside Dia., 45 mm Actual Outside Dia., Std, 2 PK O-Ring: 21 mm Nominal Inside Dia., 24 mm Nominal Outside Dia., 24 mm Actual Outside Dia., Std, 10 PK O-Ring: 22.1 mm Nominal Inside Dia., 29.1 mm Nominal Outside Dia., 70 Shore A, Black, 25 PK O-Ring: 179.5 mm Nominal Inside Dia., 196.3 mm Nominal Outside Dia., 70 Shore A, Black, 2 PK O-Ring: 229, 2 3/8 in Nominal Inside Dia., 2 5/8 in Nominal Outside Dia., 85 Shore A O-Ring: 14.5 mm Nominal Inside Dia., 17.5 mm Nominal Outside Dia., 70 Shore A, Black, 100 PK O-Ring: 97 mm Nominal Inside Dia., 100 mm Nominal Outside Dia., 100 mm Actual Outside Dia., 5 PK O-Ring: 16 mm Nominal Inside Dia., 20 mm Nominal Outside Dia., 20 mm Actual Outside Dia., 100 PK O-Ring: 236, 3 1/4 in Nominal Inside Dia., 3 1/2 in Nominal Outside Dia., 75 Shore A, Black O-Ring: 50 mm Nominal Inside Dia., 53 mm Nominal Outside Dia., 53 mm Actual Outside Dia., Std, 25 PK O-Ring Assortment: Metric/SAE, Highly Saturated Nitrile (HNBR), 350 Pieces, 34 # of Sizes Backup Ring, Contoured: Buna N, For 230, 0.05 in Thick, 0.174 in Radius, 50 PK ◀◀ ◀ ▶ ▶▶
