d - 20 mm
D - 47 mm
B - 20.6 mm
C - 20.6 mm
a - 23.5 mm
r min. - 1 mm
da min. - 25.5 mm
da max - 26.6 mm
Da max. - 41.5 mm
ra max. - 1 mm
Weight - 0.120 Kg
Basic dynamic load rating (C) - 19.7 kN
Basic static load rating (C0) - 12.5 kN
(Grease) Lubrication Speed - 8800 r/min
(Oil) Lubrication Speed - 12000 r/min
| Model No. | Inner Diameter | Outer Diameter | Width | Brand | Type |
| 21312MB | 60 | 130 | 31 | AST | Spherical Roller Bearings |
|---|---|---|---|---|---|
| 32938 | 190 | 260 | 45 | Timken | Tapered Roller Bearings |
| 4T-29590/29520 | 66,675 | 107,95 | 25,4 | NTN | Tapered Roller Bearings |
| 51168 | 340 | 420 | 64 | TMB | Thrust Ball Bearings |
| 6208-2Z | 80 | 40 | 18 | SKF | Deep Groove Ball Bearings |
| 6234 | 310 | 170 | 52 | SKF | Deep Groove Ball Bearings |
| 692-2Z | 2 | 6 | 3 | ZEN | Deep Groove Ball Bearings |
| 7228 A | 140 | 250 | 42 | NSK | Angular Contact Ball Bearings |
| BA180-2256 | 180 | 225 | 21,5 | NSK | Angular Contact Ball Bearings |
| F624ZZ | 4 | 15 | 5 | NSK | Deep Groove Ball Bearings |
| NJ1013 | 65 | 100 | 18 | NSK | Cylindrical Roller Bearings |
| NU3334 | 170 | 360 | 140 | ISO | Cylindrical Roller Bearings |
| NUP330-E-MPA | 150 | 320 | 65 | NKE | Cylindrical Roller Bearings |
| RNA6909 | 52 | 68 | 40 | KOYO | Needle Roller Bearings |
| RNU 207 ECP | 72 | 44 | 17 | SKF | Cylindrical Roller Bearings |
| SIQ50ES | 50 | LS | Plain Bearings | ||
| HW-23/4 | INA | THRUST BALL BEARINGS | |||
| NATB5911 | 55 | 80 | 34 | IKO | NEEDLE BEARINGS |
| CSEA075 | 7.5000 | 8.0000 | .2500 | INA | ANGULAR CONTACT BALL BEARINGS |
| 6314Z | 70 | 150 | 35 | STEYR | DEEP GROOVE BALL BEARINGS |
Hot number:SKF 292/900 EM NTN 29448 CRAFT 6008 CYSD 6326-ZZ AST AST850BM 5530 NACHI BFL204 ISB F6905ZZ ISO NJ18/1000 NKE NJ2313-VH KAYDON JG140XPO INA KBZ10OP NSK NBX10706 CONSOLIDATED 6206-RSNR CONSOLIDATED MR-124 CONSOLIDATED KRV-72-2RSX Timken 204KLG2 NKE 33217 KOYO 436/432A NTN 63312ZZ AST 636HZZ INA EGBZ2216-E40 CX UCP312 FAG NJ1009 SKF NU1018 RIV 14AK MRC 113-KSFFG IPTCI SUCSFL202-10 SKF 6301.RS SNR 6210-SEE CONSOLIDATED KB-180ARO
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