The N70140 is an AS568-140 black Neoprene (Chloroprene) 70 Shore A O-Ring with an inside diameter of 2.237 in (56.82 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.443 in (62.05 mm). This o-ring delivers dependable bidirectional sealing in a compact groove envelope.
As a material, Neoprene (Chloroprene) is specified for strong performance in refrigeration circuits and dependable general-purpose sealing in exposed installations. The compound resists mild acids, refrigerants and ammonia, and moderate petroleum oil exposure. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where aromatic hydrocarbons or strong oxidizing acids are present.
Common environments for this compound include weather sealing and enclosures, transit and rail, and HVAC and refrigeration.
Order part number N70140, sold individually. Unit weight is approximately 1.4109 g. Review your operating media and conditions against this specification before installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Description -140 BLACK CHLOROPRENE 70D O-RING
Actual Cross Section 0.103 inch (2.62 mm)
Actual Inside Diameter 2.237 inch (56.82 mm)
Actual Outside Diameter 2.443 inch (62.05 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity