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.

Rino Industries Ltd.
Chesterfield S41 9RN  United Kingdom
Jun 03, 2008 Available in slide widths from 12.70-25.40 mm, linear slide rails feature extruded aluminum rail and block which is ceramic coated. Block has Teflon® composite, self-lubricating, low-friction, maintenance-free liner, and 45º load plane promotes load capacity. FDA-compliant and washdown-friendly, products are resistant to contamination, shock, and vibration. Coefficient of friction is 0.15-0.20 with 1,000 psi max, 10,000 pressure value max, and 400 surface feet/min max speed.

Rollon Corp.
Sparta, NJ 07871
May 19, 2008 Providing up to 0.004 in. linear precision, Compact Rail absorbs rotational positioning errors, misalignments between lateral planes, longitudinal parallelism errors, or combination of all of these while still maintaining system's original preload setting. Raceways are located on inside to protect them from damage and contaminants. Equipped with built-in, spring-loaded wipers in heads and lateral seals, sliders can carry up to 3,300 lb and can move up to 9 m/s.

Nordex, Inc.
Brookfield, CT 06804
Apr 17, 2008 Available in inch and metric sizes with respective bore ranges of 3/16-1 in. and 10-25 mm, Linear Precision Bearings incorporate load plates that float in outer sleeve and allow for clearance between ball elements and shaft. Load plates also compensate for any slight misalignment between shaft and housing bore. Also featured, floating integral wiper seal allows for self-alignment while maintaining equal and constant contact to shaft.

Berg, W. M., Inc.
East Rockaway, NY 11518-1238
Jan 17, 2008 Available in gear drive, flanged, no lube, and self-aligning styles, linear bearings are offered in SS, carbon steel, and chrome steel. Linear no lube bearings are molybdenum disulfide-filled nylon with shaft sizes from ¼-1¼ in. and thermoplastic self-aligning linear bearings come in open and closed styles. Products have hardened and ground outer sleeve and shaft range from 1/8-2 in.

Pacific Bearing Co.
Rockford, IL 61125
Sep 06, 2007 Simplicity® ISO Metric Linear Ball Bearings feature 1-piece polymer ball cage coupled with hardened bearing steel shell providing minimal friction. They are available in range of sizes and configurations including integrated flange, twin-length types, and pillow blocks. Available accessories include hardened and ground shafting, support blocks, and shaft support rails.

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.

SKF Linear Motion & Precision Technologies
Olney, IL 62450
Jan 29, 2007 Available in compact and standard metric versions, Linear Ball Bearings are fitted with integral double-lip seals to retain lubricant and protect against contamination. Inner lip prevents lubricant from escaping within bearing, while external lip wipes shaft surface as bearing moves. Plastic cages carry hardened steel raceway segments and guide ball sets. Shaft diameters range from 3-80 mm and dynamic load ratings range from 60-37,500 N, depending on size and type.

Ondrives Ltd.
Chesterfield, Derbyshire S41 9RN  United Kingdom
Nov 30, 2006 Supplied in complete housings, Drylin® linear bearings eliminate need to connect 2 or more complex components via aluminum adapter. Designed with bearing clearance of 2/100-9/100, housings correspond to conventional housings in terms of external and connection dimensions and can be directly interchanged. Both closed and open configurations are available.

Quality Bearings & Components
Garden City Park, NY 11040
Sep 22, 2006 Conforming to AISI 52100 standards and hardened to HRc 60-64, steel Linear Ball Bearings are available in adjustable, open or closed, and standard or heavy-duty types. Bore sizes range from .375-1.500 in. diameter. Number of ball circuits in each unit can range from 4-8, and unit lengths range from .875-3 in.

Quality Bearings & Components
Garden City Park, NY 11040
Sep 22, 2006 With self-lubricated design that promotes service life, series of 148 Frelon®-lined linear bearings tolerates up to 1,500 psi over load-carrying portion of bearing. These anodized aluminum bearings come in open and closed models with precision and standard tolerances. Wear rates are affected by surface finish, shaft hardness, length of travel, contamination, and lubrication. Offered in inch and metric sizes, bearings fit shafts from 3/16-4 in. or 5-80 mm dia.

LM-76 Linear Bearings
East Longmeadow, MA 01028
Aug 08, 2006 Available in 11 sizes, MAX RAIL Combined Bearings feature maximum dynamic load ratings from 5,395-41,150 lbf radial and 2,248-18,434 lbf axial. Bearing rails are available in lengths to 19.7 ft. Protected from contaminants by steel labyrinth and rubber seals, bearings are supplied lubricated with grade 3 grease. Operating temperature range of 14-176°F allows use in extreme conditions of shipyards, steel and paper mills, and mines.

LM-76 Linear Bearings
East Longmeadow, MA 01028
Jul 25, 2006 Able to move up to 41,000 lb, MAX RAIL Combined Bearings feature integrated 2 axis bearings, bearing flange plates, rails, and rail clamps. Available in 11 sizes with dynamic load ratings of 5,395-41,140 lbf radial and 2,248-18,434 lbf axial, bearing rails are offered in lengths to 19.7 ft. Protected from contaminates by steel labyrinth and rubber seals, bearings are supplied lubricated with grade 3 grease. Operating temperature range is 14-176°F.

Precision Alliance, The
Fort Mill, SC 29708
Jul 19, 2006 MONORACE(TM) linear bearings carry payloads ranging from 50-5,000 lb over 4.0 m or more, are built from extruded steel, and are contamination tolerant. Bearing-rail interface compensates for mild rail misalignments, allowing use on low precision surfaces such as welded steel frames, sheet metal housings, and aluminum extrusion based frames. Able to be sized for any application, bearings come in 18, 28, and 43 mm wide and with standard or extended sliders.

Bishop-Wisecarver Corporation
Pittsburg, CA 94565 0209
Jul 11, 2006 Hepcomotion® MHD (Max Heavy Duty) track range is designed to support high-load and high-duty applications. Supplied as kit of parts, products have 2 basic elements: bearing blocks and tracks. Kits come with set of 4 bearing blocks, each with 3 integral crowned rollers, that are sealed for life of product. Bearing blocks run on pair of 100 x 40 mm flat tracks, available in single lengths of 1.4 m. Tracks can be butted together to meet any length requirement.

Precision Alliance, The
Fort Mill, SC 29708
Jun 27, 2006 Designed for manufacturers of material handling, packaging, and transportation equipment, TWINRACE(TM) System carries payloads from 50-5,000+ lb over distances exceeding 4.0 m. Design compensates for mild rail misalignments, allowing use directly on low precision surfaces such as welded steel frames, sheet metal housings, and aluminum extrusion based frames. Offered in 18, 28, and 43 mm wide sizes, TWINRACE works in dirty environments and is tolerant of contamination.

Pacific Bearing Co.
Rockford, IL 61125
Jun 19, 2006 Available in 9 different sizes, Standard Inch Linear Ball Bearings provide minimum friction resistance and wide linear travel distance in sizes ranging up to 2 in. in shaft dia. Preassembled bearings can be loaded from any direction. Products are comprised of solid, heat treated steel and resin retainer. Bearings are suited for use in machine tools, industrial machines, electrical equipment, food processing machines, or optical and measuring equipment.

Pacific Bearing Co.
Rockford, IL 61125
Jun 19, 2006 Designed to provide minimum friction resistance and unlimited linear travel distance, Standard Inch Linear Ball Bearings are offered in 9 sizes to handle range of load capacities while maintaining precise forwards and backwards linear motion. Bearing seals in lubrication and blocks out dust, while resin retainer reduces running noise. Offered in sizes up to 2 in. shaft diameter, parts are preassembled for use and can be loaded from any direction.

SDP/SI (Stock Drive Products/Sterling Inst)
New Hyde Park, NY 11042 5416
Dec 07, 2005 Self-lubricated Series S99PS3 and S99PS4 include Frelon lined plain and flanged sleeve bearings that can tolerate up to 1,500 psi over portion of bearing carrying load. Frelon liner material replaces oilite and plastic materials and is impervious to most industrial chemicals and acids. Available in inch sizes to fit shafts ranging from 3/16-¾ in. diameter, bearings range in length from .25-1.00 in. with ODs from 5/16-1 in.

SDP/SI (Stock Drive Products/Sterling Inst)
New Hyde Park, NY 11042 5416
Dec 06, 2005 Utilizing endlessly recirculating balls, inch-size S99L Series is comprised of standard- and heavy-duty types, which are offered in open, closed, and adjustable styles. Bore sizes range from .375-1.500 in., with dynamic load capacities of 52-663 lbf and static load capacities of 72-1,214 lbf. Sleeves and balls are made of AISI52100 Steel and are hardened to RC 60-64. Overall lengths range from .875-3 in., and ODs range from .625-2.375 in.