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: 016, 5/8 in Nominal Inside Dia., 3/4 in Nominal Outside Dia., 70 Shore A, Black, Inch, 25 PK O-Ring: 72 mm Nominal Inside Dia., 77 mm Nominal Outside Dia., 77 mm Actual Outside Dia., 2 PK Backup Ring: Hytrel, For 128, 0.045 in Thick, Black, 50 PK O-Ring: 109, 5/16 in Nominal Inside Dia., 1/2 in Nominal Outside Dia., 75 Shore A, Blue, 10 PK O-Ring: 441, 7 in Nominal Inside Dia., 7 1/2 in Nominal Outside Dia., 75 Shore A, Black, 2 PK O-Ring: 271, 9 1/4 in Nominal Inside Dia., 9 1/2 in Nominal Outside Dia., 70 Shore A, Red, 5 PK O-Ring: 33 mm Nominal Inside Dia., 36 mm Nominal Outside Dia., 36 mm Actual Outside Dia., 100 PK O-Ring: 446, 8 1/2 in Nominal Inside Dia., 9 in Nominal Outside Dia., 90 Shore A, Black, 2 PK O-Ring: 6 mm Nominal Inside Dia., 9 mm Nominal Outside Dia., 9 mm Actual Outside Dia., Brown, 50 PK O-Ring: 017, 11/16 in Nominal Inside Dia., 13/16 in Nominal Outside Dia., 70 Shore A, Black, 50 PK O-Ring: 17 mm Nominal Inside Dia., 24 mm Nominal Outside Dia., 24 mm Actual Outside Dia., 100 PK O-Ring: 117, 13/16 in Nominal Inside Dia., 1 in Nominal Outside Dia., 70 Shore A, Black, 50 PK O-Ring: 14 mm Nominal Inside Dia., 19 mm Nominal Outside Dia., 19 mm Actual Outside Dia., 25 PK O-Ring: 449, 10 in Nominal Inside Dia., 10 1/2 in Nominal Outside Dia., 70 Shore A, Black, 2 PK O-Ring: 914, 1 1/32 in Nominal Inside Dia., 1 1/4 in Nominal Outside Dia., 75 Shore A, Brown, 25 PK O-Ring: 131, 1 11/16 in Nominal Inside Dia., 1 7/8 in Nominal Outside Dia., 55 Shore D, White, 5 PK O-Ring: 104 mm Nominal Inside Dia., 110 mm Nominal Outside Dia., 110 mm Actual Outside Dia., 2 PK O-Ring: 48 mm Nominal Inside Dia., 55 mm Nominal Outside Dia., 55 mm Actual Outside Dia., 10 PK O-Ring: 245 mm Nominal Inside Dia., 251 mm Nominal Outside Dia., 251 mm Actual Outside Dia., 5 PK O-Ring: 366, 7 1/4 in Nominal Inside Dia., 7 5/8 in Nominal Outside Dia., 70 Shore A, Black, 5 PK ◀◀ ◀ ▶ ▶▶
