Ordered as H90372, this is an AS568-372 black Buna-N (Nitrile) 90 Shore A O-Ring built to an inside diameter of 8.725 in (221.62 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 9.145 in (232.28 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.
As a material, Buna-N (Nitrile) is specified for an economical choice for high-volume maintenance programs and the most widely specified general-purpose sealing elastomer. This material stands up to greases and lubricants, many alcohols, and hydraulic fluids. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).
Common environments for this compound include automotive, agricultural equipment, and construction equipment.
Reference part number H90372 when ordering; the item is sold individually. Unit weight is approximately 21.907 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. For a size or compound outside the standard catalog, APG can quote from a print or sample.
description -372 BLACK BUNA 90D O-RING
uf_description2 0.210" (5.33MM) CS X 8.725" (221.62MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 8.725 inch (221.62 mm)
Actual_OD 9.145 inch (232.28 mm)
ProductCode Description O-Rings - Bulk - Commodity