184 



HANDBOOK OF MECHANICAL DESIGN 



ROLLER-BEARING SEALS 



'Slinger 



^ Oil holes ensure 

 safuralion of 

 fell 



Me /o/- seal ring 

 Fig. 318. 



\t^Slinger closure 

 for excluding 

 wofer 



Oil grooves 

 Fig. 319. 



Fell musf make 

 good confacf 

 wifh shaff 



7 n - ^^>/y//A iSoff felf 

 I seal 



Wire snap ring 

 holds seal in 

 place 



Permanenf mefal 

 seal bears againsf 



inner ring of roller 

 bearing 



Fig. 320. 



Fig. 321. 



Slinger 



.f Oil holes drilled 

 for safuralion 

 of fell 



Feli ' ^ Sfofionary mefal 

 ring seals 



Fig. 322. 



^-Slingers--^ 



^ Mefal seals drilled fo 

 ensure safurafion of felf 



Fig. 323. 



Labyrinffi siingers^ musf be 

 ( accurafely machined -. 



Annular oil grooves 

 Fig. 324. 



Fell 



'Felf 



Mefal sealing ring 

 Fig. 325. 



