McMaster 6384K77 Steel Ball Bearing, Sealed, Trade No. 3028 2RS, for 5 8" Shaft Diameter, 1300 lb J706LA Its sturdy I Beam construction ensures Its sturdy I Beam construction ensures maximum strength and stability 6 sq ft Gasket Location None MERV 8 Standards UL 900 Classified Pleats per Linear Foot 31 Removes Particles Down To 3 500 rpm Temperature Range 20° to 250° F Bearing Trade Number 3028 2RS Ball Material Steel Bearing Construction Single Row Bearing Type Ball Cage Material Nylon For Load Direction Radial ID 0 005" Seal Material Buna N Shaft Mount Type Press Fit Lubricant Grease System of Measurement Inch Country of Origin United States DFARS Compliance Specialty Metals COTS Exempt ECCN 1C999 REACH Compliance Not Compliant RoHS Compliance RoHS 3 (2015 863 EU) Compliant Schedule B Number 8482