Part number N70427 is an AS568-427 black Neoprene (Chloroprene) 70 Shore A O-Ring measuring an inside diameter of 4.725 in (120.02 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.275 in (133.99 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.
Neoprene (Chloroprene) is specified here for balanced combination of oil and weather resistance, good resilience across a moderate temperature band. This material stands up to ozone and weathering, sunlight and salt spray, and mild acids. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).
Maintenance and OEM teams specify it across weather sealing and enclosures, HVAC and refrigeration, and marine equipment.
N70427 ships individually. Unit weight is approximately 21.4594 g and nominal inside diameter is listed as 4 3/4 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Description -427 BLACK CHLOROPRENE 70D O-RING
Actual Cross Section 0.275 inch (6.99 mm)
Actual Inside Diameter 4.725 inch (120.02 mm)
Actual Outside Diameter 5.275 inch (133.99 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity