APG stocks the N70347, an AS568-347 black Neoprene (Chloroprene) 70 Shore A O-Ring measuring an inside diameter of 4.225 in (107.32 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 4.645 in (117.98 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.
This material stands up to moderate petroleum oil exposure, refrigerants and ammonia, and ozone and weathering. Neoprene (Chloroprene) offers inherent flame-retarding characteristics and good resilience across a moderate temperature band. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Verify compatibility before use with aromatic hydrocarbons or chlorinated solvents.
Typical settings include HVAC and refrigeration, marine equipment, and transit and rail.
Stocked as N70347 and sold individually. Unit weight is approximately 11.003 g and nominal inside diameter is listed as 4 1/4 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
description -347 BLACK CHLOROPRENE 70D O-RING
uf_description2 0.210" (5.33MM) CS X 4.225" (107.32MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 4.225 inch (107.32 mm)
Actual_OD 4.645 inch (117.98 mm)
ProductCode Description O-Rings - Bulk - Commodity