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Product Details, Specifications, and Technical Information

7311B is a Precision Angular contact Ball Bearing with a 40 Degree Phenolic Cage. Phenolic cages are lightweight and strong making them ideal for high speed applications and the 40 degree angular contact provides an increase in thrust load capacity relative to the inner and outer raceways. This bearing is also pre-lubricated with light oil, ensuring that it is ready for immediate use upon delivery. Sizes: ID 55mm x OD 120mm x W 29mm = ID 2.165" x OD 4.724" x W 1.142" Interchange: 66311, 7311B.TVP, 7311, 7311B, 7311W, 7311X, 7311BEP, 7311BEPTN, 0311B, 55BA03, 7311BTT Applications: Materials Handling, Machine Tools, Wind Energy Industries, Gearboxes, Pumps, Electric Motors, Clutches, CNC Equipment, Lathe Machines, Compressors, Industrial Generators, Steel Mills and other High Speed Applications.
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Dimension Name Specification
Bearing Trade Number 7311B-ITJ
Inner Diameter 55
Outer Diameter 120
Width 29
Static Load Light Oil
Dynamic Load 18,000 lbf
Speed Limit 6,700 RPM
Closure Type 12,600 lbf
Weight/Lineal Foot
3.2 pounds
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
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