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BUILT IN FREEWHEEL STIEBER NFR
DESCRIPTION: Type NFR is a bearing supported roller type freewheel without any sealing. Lubrication and sealing must be provided by the installation. Standard lubrication is oil. Size 8 to 20 units use steel on steel bearing support from the inner race. Above size 25, two 160.. series ball bearings are used, giving a higher overrunning speed capacity. A typical arrangement is shown overleaf. The inner race is keyed to the shaft. The outer race has a positive n6* tolerance to give a press fit in a housing to H7*. Additional side notches provide for positive torque transmission.The housing must be strong enough to not expand after assembly.
SPECIFICATIONS
Built In Freewheel Stieber NFR
Type built in freewheels NFR is a bearing supported roller type freewheel without any sealing. Lubrication and sealing must be provided by the installation. Standard lubrication is oil.
Size 8 to 20 of built in freewheels NFR units use steel on steel bearing support from the inner race. Above size 25, two 160.. series ball bearings are used, giving a higher overrunning speed capacity. A typical arrangement is shown overleaf. The inner race is keyed to the shaft. The outer race has a positive n6* tolerance to give a press fit in a housing to H7*. Additional side notches provide for positive torque transmission.The housing must be strong enough to not expand after assembly.
Catalogue Built In Freewheel Stieber NFR
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