1.5MM CS X 6.5MM ID BLACK BUNA 90D

Ordered as H90M1.5X6.5, this is a black Buna-N (Nitrile) 90 Shore A O-Ring measuring an inside diameter of 6.5 mm (0.256 in), a cross section of 1.5 mm (0.059 in), and an outside diameter of 9.5 mm (0.37 in). The o-ring delivers dependable bidirectional sealing in a compact groove envelope. This item is further identified as Metric O-RING, JIS S7.

Expect good resistance to many alcohols, water, and hydraulic fluids. That behavior comes from the compound itself: Buna-N (Nitrile) is known for an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with strong acids or ketones.

It sees regular use in agricultural equipment, hydraulic and pneumatic systems, and fluid power.

Order part number H90M1.5X6.5, sold individually. Unit weight is approximately 0.066 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.