APG stocks the N70145, an AS568-145 black Neoprene (Chloroprene) 70 Shore A O-Ring with an inside diameter of 2.55 in (64.77 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.756 in (70 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.
As a material, Neoprene (Chloroprene) delivers inherent flame-retarding characteristics and good resilience across a moderate temperature band. This material stands up to ozone and weathering, refrigerants and ammonia, and moderate petroleum oil exposure. 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, transit and rail, and marine equipment.
Order part number N70145, sold individually. Unit weight is approximately 1.59 g and nominal inside diameter is listed as 2 9/16 inch. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
description -145 BLACK CHLOROPRENE 70D O-RING
uf_description2 0.103" (2.62MM) CS X 2.550" (64.77MM) ID
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 2.55 inch (64.77 mm)
Actual_OD 2.756 inch (70 mm)
ProductCode Description O-Rings - Bulk - Commodity