Tapping Chuck: 1-1/4" Shank Dia, Straight Shank, Tension & Compression MPN:F3101H38.1

McMaster-Carr's o-ring kit is made of Buna N (Nitrile) rubber which offers excellent resistance to a wide range of chemicals and temperatures between -40F to +250F, making it suitable for various industrial applications. The dash number 234 designates its dimensions with an outside diameter of 3-1/4 inches and inside diameter of 2.86 inches allowing compression in both directions. With a durometer rating of 70, it provides moderate hardness that will not easily deform under pressure yet remains flexible enough for easy installation. This kit contains ten o-rings perfect for sealing gaps or connecting pipes, hoses, and fittings while resisting corrosion from oil, chemicals, fuels or hydraulic fluids for a long-lasting performance. O-ring Buna N Dash 234 is essential to industrial applications requiring leak-proof seals and can be used in a wide range of industries such as automotive, agriculture, food processing plants and water treatment facilities.