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Specifications

Brand

Nachi America, Inc.

Bore Type

Cylindrical Bore

Enclosure

Open

Configuration

Single Row

Boundary Dimensions

Bore Size

55 mm

Outside Diameter

140 mm

Width

33 mm

Fillet Radius/Chamfer

2.1 mm

Outside Ring Inside Diameter

117.2 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

0.060 to 0.090 mm

Abutment and Fillet Dimensions

da (min)

67 mm

db (min)

67 mm

db (max)

76 mm

dc (min)

79 mm

dd (min)

87 mm

Da (max)

128 mm

Db (min)

128 mm

Db (max)

119 mm

ra (max)

2 mm

ra1 (max)

2 mm