Ordered as N70453, this is an AS568-453 black Neoprene (Chloroprene) 70 Shore A O-Ring built to an inside diameter of 11.975 in (304.17 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 12.525 in (318.14 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Neoprene (Chloroprene) is specified here for strong performance in refrigeration circuits, balanced combination of oil and weather resistance. This material stands up to moderate petroleum oil exposure, refrigerants and ammonia, and mild acids. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Applications involving chlorinated solvents or ketones call for a different compound.
Maintenance and OEM teams specify it across general industrial, transit and rail, and HVAC and refrigeration.
Reference part number N70453 when ordering; the item is sold individually. Unit weight is approximately 52.573 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
description -453 BLACK CHLOROPRENE 70D O-RING
uf_description2 0.275" (6.99MM) CS X 11.975" (304.17MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 11.975 inch (304.17 mm)
Actual_OD 12.525 inch (318.14 mm)
ProductCode Description O-Rings - Bulk - Commodity