Part number H90271 is an AS568-271 black Buna-N (Nitrile) 90 Shore A O-Ring supplied with an inside diameter of 9.234 in (234.54 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 9.512 in (241.6 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.
As a material, Buna-N (Nitrile) is known for strong abrasion and tear resistance, an economical choice for high-volume maintenance programs. Expect good resistance to petroleum-based oils, greases and lubricants, and many alcohols. 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 ozone and direct sunlight.
Typical settings include general industrial maintenance, fluid power, and hydraulic and pneumatic systems.
Stocked as H90271 and sold individually. Unit weight is approximately 9.892 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description -271 BLACK BUNA 90D O-RING
uf_description2 0.139" (3.53MM) CS X 9.234" (234.54MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 9.234 inch (234.54 mm)
Actual_OD 9.512 inch (241.6 mm)
ProductCode Description O-Rings - Bulk - Commodity