The A 755Y... Series of ABEC 3 ball bearings are suitable for applications requiring low-friction movement. The bearings support axial and radial loads with minimal play. Available in inch and metric sizes, the bearings come in plain and flanged styles and can be single or double shielded. Standard options for lubrication include oil and both military and commercial-grade grease. Static and dynamic load ratings go up to 1,030 lbf and 1,620 lbf, respectively.
Stock Drive Products/Sterling Instrument, 2101 Jericho Turnpike, Box 5416, New Hyde Park, NY 11042, (800) 819-8900, http://www.sdp-si.com/product-announcements/ABEC-3-Ball-Bearings.htm