This o-ring is supplied in AS568-457 green HNBR (Hydrogenated Nitrile) 70 Shore A measuring an inside diameter of 13.975 in (354.97 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 14.525 in (368.94 mm), catalogued under part number HS70457. It creates a positive seal at flange, piston and rod interfaces without added hardware.
This material stands up to modern refrigerants, petroleum oils and fuels, and heat and oxidation. HNBR (Hydrogenated Nitrile) is known for strong resistance to rapid gas decompression, excellent abrasion and tear strength. Rated temperature range runs from -40°F (-40°C) to 325°F (162.8°C) in continuous service. Verify compatibility before use with strong oxidizing acids or ketones.
Typical settings include heavy-duty powertrain, commercial refrigeration, and oilfield and downhole equipment.
Order part number HS70457, sold individually. Nominal inside diameter is listed as 14 inch. Review your operating media and conditions against this specification before installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
description 568-457 GREEN HNBR (HSN) 70 ORINGS
uf_description2 13.975" (354.97MM) ID X .275" (6.99MM
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 13.975 inch (354.97 mm)
Actual_OD 14.525 inch (368.94 mm)
ProductCode Description O-Rings - Bulk - Premium