Technical Specifications
Type |
Cylindrical Roller Bearing |
Bore Type |
Tapered |
Material |
Hardened Alloy Steel |
Cage Material |
High Strength, 2 piece, Machined Brass |
Limiting Speed - Oil |
3600 RPM |
Limiting Speed - Grease |
3100 RPM |
Taper |
1:12 |
Precision |
ISO Class 4 |
Configuration |
Two |
Oil Hole |
w/o Oil Hole |
Radial Internal Clearance |
C1NA |
Static Load Rating |
107000 lbf475000 N475.00 kN |
Dynamic Load Rating |
64000 lbf284000 N284.00 kN |
Enclosure |
Open |
Weight |
12.597 lb5.714 kg |
Operating Temperature Range |
-40 to 250 ºF-40 to 120 ºC |
Dimensional Specifications
|
Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN - Dimensions
|
|
d |
5.1181 in130.000 mm |
D |
7.8740 in200.000 mm |
B |
2.0472 in52.000 mm |
C |
2.0472 in52.000 mm |
Ew |
7.1654 in182.000 mm |
r |
0.0787 in2.000 mm |
da min |
5.4724 in139 mm |
db min |
5.6299 in143.000 mm |
Da max |
7.2047 in183.000 mm |
Db min |
7.2047 in183.000 mm |
Db max |
7.5197 in191.000 mm |
ras max |
0.0787 in2 mm |
