Ordered as HSN90154, this is an AS568-154 green HNBR (Hydrogenated Nitrile) 90 Shore A O-Ring built to an inside diameter of 3.737 in (94.92 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 3.943 in (100.15 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
HNBR (Hydrogenated Nitrile) is specified here for excellent abrasion and tear strength, long service life in refrigerant and oilfield duty. Expect good resistance to sour gas and amine inhibitors, modern refrigerants, and petroleum oils and fuels. Published continuous service range is -40°F (-40°C) to 325°F (162.8°C). It should not be specified for service in ketones or strong oxidizing acids.
You will find this material specified across automotive air conditioning, oilfield and downhole equipment, and engine timing systems.
This item is sold individually under part number HSN90154. Unit weight is approximately 2.1638 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
description 568-154 HSN90 DURO ORINGS
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 3.737 inch (94.92 mm)
Actual_OD 3.943 inch (100.15 mm)
ProductCode Description O-Rings - Bulk - Premium