-121 BLACK CHLOROPRENE 70D O-RING

Part number N70121 is an AS568-121 black Neoprene (Chloroprene) 70 Shore A O-Ring measuring an inside diameter of 1.049 in (26.64 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 1.255 in (31.88 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

It resists sunlight and salt spray, ozone and weathering, and refrigerants and ammonia. Neoprene (Chloroprene) is known for strong performance in refrigeration circuits and dependable general-purpose sealing in exposed installations. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It should not be specified for service in chlorinated solvents or ketones.

Maintenance and OEM teams specify it across weather sealing and enclosures, marine equipment, and transit and rail.

Reference part number N70121 when ordering; the item is sold individually. Unit weight is approximately 0.6945 g and nominal inside diameter is listed as 1 1/16 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.