Buna 70-3mmCSx19mmID-Black-Pk100

APG stocks the SB-H3X19-100, a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 19 mm (0.748 in), a cross section of 3 mm (0.118 in), and an outside diameter of 25 mm (0.98 in). An o-ring compresses into its gland to block fluid or gas migration across a joint. This item is further identified as 19MMIDX3MMCS.

As a material, Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. It resists petroleum-based oils, greases and lubricants, and many alcohols. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with polar solvents or ketones.

Typical settings include construction equipment, agricultural equipment, and automotive.

Order part number SB-H3X19-100, sold by the bag. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.