Linear Rail System offers corrosion resistance.

Press Release Summary:

Suitable for high speed and high cycling applications, DEFENDER 1 Nitride-Plus Linear Rail™Â System has hardened steel bearing rails with Nitride-Plus coating for extended life. Rails come in lengths of 40.94, 59.84, 81.89, and 122.83 in. Each 3-bearing roller block or slider unit is 3.15 in. long and available in 300 series stainless steel or zinc plated. Equipped with lubricated for life bearings and ZZ seals, hardened 52100 bearing steel rollers can be washed down.

Original Press Release:

Low Cost, Off-The-Shelf, Nitride-Plus Hardened Steel Linear Rail System

E. Longmeadow, MA  - LM76 has introduced their DEFENDER 1 Nitride-Plus Linear Rail™ (LMNP Series) roller block and rail system.  This Nitride Plus hardened linear rail and roller block system is strong, corrosion resistant, low cost, and easy to install.  Designed for long life even in high speed and high cycling applications, the DEFENDER 1 Nitride-Plus Linear Rail and roller block system TM is ideal for: Medical, pharmaceutical and food processing applications, assembly, packaging equipment, draw and rack glides, sliding doors, and other high cycle linear motion applications.

The bearing rails are hardened steel with a Nitride-Plus coating for extended life and superior corrosion protection.  Each three bearing roller block or slider unit is 80 mm (3.15 inches) long, and is available in 300 series stainless steel (LMBX) or zinc plated (LMBZ). The hardened 52100 bearing steel rollers have lubricated for life bearings with ZZ seals and can be washed down. The slider’s center bearing is mounted on an eccentric shaft for adjusting the preload.  The cross section of the compact bearing and slider is only 26 mm x .22 mm (1.02 in. x .866 in.).  The harden steel Nitride-Plus coated rails are available in lengths of 1040 mm (40.94 in.), 1520 mm (59.84 in.), 2080 mm (81.89 in.), and 3120 mm (122.83 in.) or in cut to order sizes.

The new Nitride-Plus Defender 1 (LMNP series) rail and roller block system is an addition to the popular DEFENDER 1 Stainless Steel Linear RailTM (LMX Series) roller block and rail system, and other LM76 Linear Motion Systems.  

Founded in 1976, LM76 has been a leading designer/manufacturer of linear bearings, slides and linear motion systems.  LM76 is renowned for its industry leading Minuteman Teflon® Composite linear bearings.  LM76 is a leading supplier of precision linear shafting: RC60, 300 Series Stainless Steel, and ceramic-coated aluminum shafting.  LM76 also offers several FDA/USDA compliant linear bearings and slides for the food processing, pharmaceutical, medical, and packaging industries.    

For additional information, contact Mike Quinn at: LM76, 140 Industrial Dr.

E. Longmeadow, MA 01028; Telephone: 1-800-513-3163, Fax: 413-525-3735 or E-Mail: or visit the Web site at:

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