Ordered as H90463, this is an AS568-463 black Buna-N (Nitrile) 90 Shore A O-Ring built to an inside diameter of 16.955 in (430.66 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 17.505 in (444.63 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs, strong abrasion and tear resistance. Expect good resistance to propane and butane, hydraulic fluids, and greases and lubricants. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It should not be specified for service in ketones or strong acids.
Typical settings include general industrial maintenance, fluid power, and construction equipment.
Reference part number H90463 when ordering; the item is sold individually. Unit weight is approximately 69.54 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
description -463 BLACK BUNA 90D O-RING
uf_description2 0.275" (6.99MM) CS X 16.955" (430.66MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 16.955 inch (430.66 mm)
Actual_OD 17.505 inch (444.63 mm)
ProductCode Description O-Rings - Bulk - Commodity