Ordered as HSN90262, this is an AS568-262 green HNBR (Hydrogenated Nitrile) 90 Shore A O-Ring supplied with an inside diameter of 6.984 in (177.39 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 7.262 in (184.45 mm). The o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
HNBR (Hydrogenated Nitrile) is specified here for strong resistance to rapid gas decompression, excellent abrasion and tear strength. The compound resists sour gas and amine inhibitors, heat and oxidation, and ozone and weathering. Published continuous service range is -40°F (-40°C) to 325°F (162.8°C). It is not the right choice where esters or chlorinated hydrocarbons are present.
You will find this material specified across oilfield and downhole equipment, automotive air conditioning, and heavy-duty powertrain.
Order part number HSN90262, sold individually. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 568-262 HSN90 DURO ORINGS
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 6.984 inch (177.39 mm)
Actual_OD 7.262 inch (184.45 mm)
ProductCode Description O-Rings - Bulk - Premium