Nachi America Inc.
Bearings
Terms

Specifications

Configuration

 Single Row

Enclosure

 Open

Bore Type

 Cylindrical Bore

Boundary Dimensions

Bore Size

 55 mm

Outside Diameter

 140 mm

Width

 33 mm

Fillet Radius/Chamfer

 2.1 mm

Inside Ring Outside Diameter

 77.2 mm

r1

 2.1 mm

Technical Specifications

Dynamic Load Rating

 139,000 N

Static Load Rating

 138,000 N

Limiting Speed - Grease

 4,800 rpm

Limiting Speed - Oil

 5,600 rpm

Radial Clearance

 0.040 to 0.070 mm

Abutment and Fillet Dimensions

db (min)

 67 mm

db (max)

 76 mm

dc (min)

 79 mm

dd (min)

 87 mm

Da (max)

 128 mm

ra (max)

 2 mm

ra1 (max)

 2 mm