N70430 is an AS568-430 black Neoprene (Chloroprene) 70 Shore A O-Ring built to an inside diameter of 5.1 in (129.54 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.65 in (143.51 mm). In service, this o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
It resists ozone and weathering, sunlight and salt spray, and moderate petroleum oil exposure. Neoprene (Chloroprene) is specified for inherent flame-retarding characteristics and strong performance in refrigeration circuits. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with aromatic hydrocarbons or ketones.
Maintenance and OEM teams specify it across weather sealing and enclosures, HVAC and refrigeration, and transit and rail.
Order part number N70430, sold individually. Unit weight is approximately 23.0679 g and nominal inside diameter is listed as 5 1/8 inch. Review your operating media and conditions against this specification before installation.
Description -430 BLACK CHLOROPRENE 70D O-RING
Actual Cross Section 0.275 inch (6.99 mm)
Actual Inside Diameter 5.1 inch (129.54 mm)
Actual Outside Diameter 5.65 inch (143.51 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity