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NSK Mounted Units are manufactured in
a variety of types and sizes to accommodate a complete range of applications. Standard units are available as eccentric locking and set-screw. The basic types of mounted units include pillow blocks, cylindrical cartridges, tapped base pillow block, 4-bolt and 2-bolt flanged cartridges take-up units, hanger bearing units 2-bolt and 3-bolt flange and pillow block pressed steel. |
NSK mounted units are designed for
exceptional performance in a wide range of applications. The same electric
motor
quality production in our deep groove ball bearings is used to produce the
highest quality ball bearing inserts
for mounted units. The housings are
produced in all shapes and sizes out of high quality cast iron, also pressed
steel.
For ultra severe environments, cast iron or pressed steel covers provide
an impenetrable sealing system. For fastening
the bearing to the shaft, inserts
with set screws and eccentric looking collars, and tapered adaptors are
available for
positive creep prevention. To save on maintenance costs, the
bearing inserts are available for replacing used ones.
NSK inch dimension mounted units are completely
interchangeable with other manufacturers units Our metric designed
mounted units
are dimensioned entirely in millimeters unlike most competitors that use only
metric bore inserts in their
inch housings. For the exact metric mounted unit
replacement, always rely on NSK.
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Glossary NSK Mounted Units
Standard Duty Pillow Blocks bearings are mounted in rigid housings of simple construction. These are the most common pillow blocks and are used extensively for various kinds of power transmission in stationary equipment and machinery.
Standard Duty, Low Base Pillow Blocks are basically the same design as standard pillow blocks, however the lower base provides a lower center of operation. This makes the unit particularly suitable when space between the center and the mounting base is limited.
Cylindrical Cartridge Bearings are designed to provide shaft support where the shaft axis is perpendicular to and passing through a solid support, in a location where the cartridges can be mounted with a press rather than bolt flanges.
Standard Duty, 4-bolt Flange units have square flanges which can be easily attached to a mounting surface with four bolts. This simple method of installation makes this unit convenient for applications where frequent disassembly may be required.
Standard Duty, 4-bolt Flange have the same design as the set-screw type, however the distance between bearing center and flange back face is longer, to provide sufficient clearance to use a bearing with an eccentric locking collar.
Standard Duty 2-bolt Flange units have a housing with an oval flange with two bolt holes for mounting. This type of unit is easily installed and is suitable where mounting space is limited or where it is necessary to minimize the distance between shafts.