Thomson Industries, Inc., Linear Bearings Div.
Port Washington, NY 11050
Nov 11, 2009 Featuring all steel and iron construction, 4 in. RoundWay® RW64-V provides dynamic load capacity of 70,000 lbf at operating temperatures up to 500°F and speeds up to 100 fps. Round shaft enables bearing to rotate, eliminating potential for induced torsional stresses. In addition to concave rollers with 10 million inch L10 rated travel life, bearing features eccentric trunion pin that enables pitch self-alignment, and chain-link design for use in severely contaminated applications.

LM-76 Linear Bearings
East Longmeadow, MA 01028
Jul 08, 2008 Suited for medical, pharmaceutical, semiconductor, and other applications where magnetism is an issue, DEFENDER features 1-piece rolled 304 SS construction, and can take radial and axial load of 170 and 89 lb, respectively. Sliding Carriage Block body features 3 hardened, 440C rollers with 2RS seals, and eccentric center roller allows for pre-load adjustment and smooth movement without clearance. Unit has operating temperature range of -30 to 100°C.

SKF USA, Inc.
Kulpsville, PA 19443
May 16, 2007 Planetary and Recirculating SKF® roller screws can sustain static loads up to 1,000 tons and dynamic loads up to 200 tons. Planetary Roller Screws feature long lead and symmetrical nut design to permit high linear speeds. Recirculating roller screws utilize lead threads as small as 1 mm for precise positioning. All Roller Screws are available in multiple styles, diameters, leads, surface treatments, lubrication, and shaft types.