Ordered as HS70426, this is an AS568-426 green HNBR (Hydrogenated Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 4.6 in (116.84 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.15 in (130.81 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.
HNBR (Hydrogenated Nitrile) is specified here for long service life in refrigerant and oilfield duty, strong resistance to rapid gas decompression. It resists ozone and weathering, sour gas and amine inhibitors, and petroleum oils and fuels. Published continuous service range is -40°F (-40°C) to 325°F (162.8°C). Verify compatibility before use with strong oxidizing acids or esters.
It sees regular use in heavy-duty powertrain, commercial refrigeration, and engine timing systems.
HS70426 ships individually. Nominal inside diameter is listed as 4 5/8 inch. Check the compound against your process media, pressure and temperature before committing to a design.
description *568-426 GREEN HNBR (HSN) 70 ORINGS
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 4.6 inch (116.84 mm)
Actual_OD 5.15 inch (130.81 mm)
ProductCode Description O-Rings - Bulk - Premium