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    The rollers in the NN type bearing are guided by the ribs of the inner ring.
Unit of Measure

Technical Specifications

Type

N/A Cylindrical Roller Bearing

Bore Type

N/A Round

Material

N/A Hardened Alloy Steel

Cage Type

N/A None

Cage Material

N/A None

Limiting Speed - Grease

N/A 2200 RPM

Precision

N/A ISO Class 0

Configuration

N/A Two

Oil Hole

N/A w/o Oil Hole

Radial Internal Clearance

N/A CN

Static Load Rating

N/A 32500 lbf144000 N144.00 kN

Dynamic Load Rating

N/A 21500 lbf95500 N95.50 kN

Enclosure

N/A Double Shielded

Weight

N/A 1.537 lb0.697 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Double Row Cylindrical Roller Bearing for Sheaves w/ Snap Rings - Dimensions

d

N/A 1.7717 in45.000 mm

D

N/A 2.9528 in75.000 mm

B

N/A 1.5748 in40.000 mm

C

N/A 1.5354 in39.000 mm

D1

N/A 2.8079 in71.320 mm

D2

N/A 3.1024 in78.800 mm

f

N/A 0.0787 in2.000 mm

p

N/A 1.1024 in28.000 mm

J

N/A 2.2283 in56.600 mm

Cf

N/A 1.1811 in30.000 mm

Cf1

N/A 1.1811 in30.000 mm

S

N/A 0.1772 in4.500 mm

E1

N/A 3.4646 in88.000 mm

t

N/A 0.0315 in0.800 mm

Angle of Chamfer

N/A 30 º

r

N/A 0.0394 in1.000 mm

da min

N/A 1.9094 in48.500 mm