The H90207 is an AS568-207 black Buna-N (Nitrile) 90 Shore A O-Ring with an inside diameter of 0.546 in (13.87 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 0.824 in (20.93 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
As a material, Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, low compression set under sustained load. The material holds up against greases and lubricants, many alcohols, and propane and butane. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).
It sees regular use in construction equipment, automotive, and hydraulic and pneumatic systems.
H90207 ships individually. Unit weight is approximately 0.723 g. Review your operating media and conditions against this specification before installation.
Description -207 BLACK BUNA 90D O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 0.546 inch (13.87 mm)
Actual Outside Diameter 0.824 inch (20.93 )
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity