Bearing designation
Closure group Any closure Sealed · recorded seal designs ZZ / 2Z · two shields Open · no integral closure
Brand SKF 348 FAG 205 INA 146 KOYO 114 TIMKEN 94 NSK 46 IKO 45 NACHI 21 NTN 5
Product family Deep groove ball bearings 117 Super-precision angular contact ball bearings 108 Radial deep-groove ball 93 Angular contact ball bearings 24 Inner rings 23 Deep groove ball bearings 21 Needle roller bearings 18 Single row deep groove ball bearings 16 Support rollers (yoke-type track rollers) 16 Angular contact ball bearings 14 Cam followers (stud-type track rollers) 13 Radial spherical plain bearings 13 Needle roller cages for general use 10 Bushings, thrust washers and strips 9 Needle roller bearings with separable cage 8 Matched pair / back-to-back / with machined cage 7 Matched pair / face-to-face / with machined cage 7 Matched pair / tandem / with machined cage 7 Shell type needle roller bearings 7 Single-row / with machined cage 7 Self-aligning ball bearings 6 Axial deep groove ball bearings 5 Super-precision angular contact thrust ball bearings 5 Cam rollers (yoke-type track rollers) 4 Corrosive / exsev-sk 4 Cylindrical roller bearings 4 Drawn cup needle roller bearings / metric series, caged 4 Matched pair / back-to-back / with pressed cage 4 Matched pair / face-to-face / with pressed cage 4 Matched pair / tandem / with pressed cage 4 Self-aligning ball bearings 4 Single direction / with flat back faces 4 Single-row / open type 4 Single-row / with pressed cage 4 Steel-on-steel spherical bushings 4 Washers 4 Automotive bearings 3 Single-row / shielded/sealed type / contact sealed 3 Single-row / shielded/sealed type / extremely light contact sealed 3 Single-row / shielded/sealed type / non-contact sealed 3 Single-row / shielded/sealed type / shielded zz 3 Thrust ball bearings 3 Clean / clean pro bearing-pr 2 Clean / clean pro bearing-rb 2 Clean / clean pro bearing-rz 2 Clean / exsev-ex 2 Clean / exsev-fa 2 Corrosive / ceramic bearings 2 Cylindrical roller thrust bearings 2 Electric field / hybrid ceramic bearings 2
Detailed product type Deep groove ball bearings 313 Angular contact ball bearings 106 Inner rings 39 Matched set of two super-precision, high-capacity, d design, single row angular contact ball bearings 36 Needle roller bearings 34 Special-environment bearings 34 Deep groove ball bearing with seals or shields 29 Spherical plain bearings 29 Yoke type track roller 24 Self-aligning ball bearings 22 Deep groove ball bearing with seals 21 Super-precision, high-capacity, universally matchable single row angular contact ball bearing 18 Spindle bearings 17 Stud type track roller 15 Rod ends 13 Axial deep groove ball bearings 12 Needle roller cage assembly 10 Drawn cup needle roller bearing open end 8 Matched set of two super-precision, high-speed e design, single row angular contact ball bearings 8 Super-precision, high-capacity, single row angular contact ball bearing 8 Cam follower (stud-type track roller) with integral sealing and relubrication feature 7 Inner ring for needle roller bearings, ir series 7 Single row needle roller and cage assembly 7 Stainless steel deep groove ball bearing with integral sealing 7 Super-precision, high-capacity, universally matchable single row angular contact ball bearing with seals 7 Double row angular contact ball bearing with seals or shields 6 High-speed spindle bearings 5 Matched set of two super-precision, high-capacity, d design, single row angular contact ball bearings with seals 5 Matched set of two super-precision, high-speed e design, single row angular contact ball bearings with seals 5 Radial spherical plain bearing, maintenance-free, metric sizes 5 Super-precision, high speed, e design, universally matchable single row angular contact ball bearing with seals 5 Cam follower (stud-type track roller) with eccentric collar, integral sealing and relubrication feature 4 Cylindrical roller bearings 4 Deep groove ball bearing for high temperature applications with shields on both sides 4 Flanged bush 4 Single row angular contact ball bearing 4 Sintered bronze straight bushing 4 Special ball bearing with integral sealing 4 Super-precision, high-speed e design, universally matchable single row angular contact ball bearing 4 Support rollers (yoke-type track rollers) with flange rings, integral sealing and relubrication feature 4 Tapered roller bearings 4 Automotive bearings 3 Matched set of three super-precision, high-capacity, d design, single row angular contact ball bearings 3 Radial rotary shaft seal 3 Radial spherical plain bearing, requiring maintenance, metric sizes 3 Radial spherical plain bearing, requiring maintenance, sealed, metric sizes 3 Rod end housing 3 Self-aligning ball bearing with seals on both sides 3 Super-precision single direction angular contact thrust ball bearing 3 Super-precision, high-speed e design, universally matchable single row angular contact ball bearing suitable for direct oil-air lubrication 3 Support roller (yoke-type track roller) with flange rings, integral sealing and relubrication feature 3 Support rollers (yoke-type track rollers) with flange rings and relubrication feature 3 Axial angular contact ball bearing 2 Cam follower (stud-type track roller) with relubrication feature 2 Cam roller (yoke-type track roller) with flat outside surface, integral sealing and relubrication feature 2 Deep groove ball bearing for high temperature applications 2 Double row angular contact ball bearing 2 Drawn cup needle roller bearing with open ends 2 Hybrid ceramic deep groove ball bearing with low-friction seals on both sides 2 Linear ball bearing 2