-265 BLACK BUNA 90D O-RING

Part number H90265 is an AS568-265 black Buna-N (Nitrile) 90 Shore A O-Ring supplied with an inside diameter of 7.734 in (196.44 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 8.012 in (203.5 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

This material stands up to hydraulic fluids, water, and petroleum-based oils. Buna-N (Nitrile) offers low compression set under sustained load, strong abrasion and tear resistance. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in automotive brake fluid or strong acids.

Maintenance and OEM teams specify it across agricultural equipment, general industrial maintenance, and construction equipment.

H90265 ships individually. Unit weight is approximately 7.985 g and nominal inside diameter is listed as 7 3/4 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.