Buna 70-315-Black-Pk50

The SB-H70315-50 is an AS568-315 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 0.787 in (19.99 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.207 in (30.66 mm). This o-ring compresses into its gland to block fluid or gas migration across a joint. The catalog record notes: 0.210CSX0.787"IDX1.207"OD.

It resists hydraulic fluids, water, and many alcohols. Buna-N (Nitrile) is widely chosen for strong abrasion and tear resistance, an economical choice for high-volume maintenance programs. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with strong acids or ozone and direct sunlight.

Typical settings include general industrial maintenance, agricultural equipment, and construction equipment.

This item is sold by the bag under part number SB-H70315-50. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.