Part number N70474 is an AS568-474 black Neoprene (Chloroprene) 70 Shore A O-Ring with an inside diameter of 24.94 in (633.48 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 25.49 in (647.45 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Neoprene (Chloroprene) is specified here for strong performance in refrigeration circuits and good resilience across a moderate temperature band. The compound resists sunlight and salt spray, ozone and weathering, and refrigerants and ammonia. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Exposure to ketones or aromatic hydrocarbons will shorten service life.
It sees regular use in weather sealing and enclosures, transit and rail, and general industrial.
Stocked as N70474 and sold individually. Unit weight is approximately 108.2127 g and nominal inside diameter is listed as 25 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -474 BLACK CHLOROPRENE 70D O-RING
uf_description2 0.275" (6.99MM) CS X 24.940" (633.48MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 24.94 inch (633.48 mm)
Actual_OD 25.49 inch (647.45 mm)
ProductCode Description O-Rings - Bulk - Commodity