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2 micro ball bearing (2)
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Micro Ball Bearing

Designation Dimension (mm) Load Rating (N) Limiting Speed (rpm) Weight (g)
Standard Flanged d D Width Flanged Dia Flanged Width
Open ZZ 2RS Open ZZ 2RS B B1 D1 D2 C1 C2 Cr Cor Grease Oil Std Flanged
682 682-ZZ F682 F682-ZZ 2 5 1.5 2.3 6.1 6.1 0.5 0.6 189 59 85000 100000 0.15 0.19
692 692-ZZ F692 F692-ZZ 6 2.3 3 7.5 7.5 0.6 0.8 279 90 75000 90000 0.28 0.35
602 602-ZZ F602 F602-ZZ 7 2.8 3.5 8.5 8.5 0.7 0.9 380 130 60000 71000 0.5 0.6
MR52 MR52-ZZ MF52 MF52-ZZ 5 2 2.5 6.2 6.2 0.6 0.6 189 59 85000 100000 0.14 0.19
MR62 MR62-ZZ MF62 6 2.5 2.5 7.2 0.6 279 90 70000 90000 0.28 0.34
MR72 MR72-ZZ MF72 MF72-ZZ 7 2.5 3 8.2 8.2 0.6 0.6 380 130 63000 75000 0.43 0.5
682X 682X-ZZ F682X F682X-ZZ 2.5 6 1.8 2.6 7.1 7.1 0.5 0.8 19 6 71000 80000 0.2 0.24
692X 692X-ZZ F692X F692X-ZZ 7 2.5 3.5 8.5 8.5 0.7 0.9 37 12 63000 75000 0.4 0.5
602X 602X-ZZ F602X F602X-ZZ 8 2.8 4 9.5 9.5 0.7 0.9 55 18 60000 71000 0.61 0.72
MR82X MF82X 8 2.5 9.2 0.6 55 18 60000 67000 0.52 0.6
683 683-ZZ F683 F683-ZZ 3 7 2 3 8.1 8.1 0.5 0.8 312 112 63000 75000 0.32 0.37
693 693-ZZ F693 F693-ZZ 8 3 4 9.5 9.5 0.7 0.9 549 174 60000 67000 0.6 0.71
603 603-ZZ F603 F603-ZZ 9 3 5 10.5 10.5 0.7 1 634 219 56000 67000 0.84 0.96
623 623-ZZ F623 F623-ZZ 10 4 4 11.5 11.5 1 1 643 228 50000 60000 1.45 1.65
633 633-ZZ 13 5 5 1300 500 40000 48000 3.27
MR63 MR63-ZZ MF63 MF63-ZZ 6 2 2.5 7.2 7.2 0.6 0.6 209 73 71000 80000 0.2 0.26
MR83 MR83-ZZ MF83 8 2.5 3 9.2 9.2 0.6 410 160 60000 67000 0.51 0.59
MR93 MR93-ZZ MF93 MF93-ZZ 9 2.5 4 10.2 10.5 0.6 0.8 634 219 56000 67000 0.75 0.83
684 684-ZZ 684-2RS F684 F684-ZZ F684-2RS 4 9 2.5 4 10.3 10.3 0.6 1 500 189 53000 63000 0.65 0.74
694 694-ZZ 694-2RS F694 F694-ZZ F694-2RS 11 4 4 12.5 12.5 1 1 959 346 48000 56000 1.69 1.91
604 604-ZZ 604-2RS F604 F604-ZZ F604-2RS 12 4 4 13.5 13.5 1 1 959 346 48000 56000 2.19 2.42
624 624-ZZ 624-2RS F624 F624-ZZ F624-2RS 13 5 5 15 15 1 1 1158 401 40000 48000 3.1 3.44
634 634-ZZ 634-2RS F634 F634-ZZ F634-2RS 16 5 5 18 18 1 1 1350 550 36000 43000 5.24 5.66
MR74 MR74-ZZ MF74 MF74-ZZ 7 2 2.5 8.2 8.2 0.6 0.6 223 88 60000 67000 0.23 0.3
MR84 MR84-ZZ MF84 MF84-ZZ 8 2 3 9.2 9.2 0.6 0.6 395 140 56000 67000 0.39 0.47
MR104 MR104-ZZ MF104 MF104-ZZ 10 3 4 11.2 11.6 0.6 0.8 540 222 48000 56000 0.96 1.04
685 685-ZZ 685-2RS F685 F685-ZZ F685-2RS 5 11 3 5 12.5 12.5 0.8 1 775 319 45000 53000 1.16 1.33
695 695-ZZ 695-2RS F695 F695-ZZ F695-2RS 13 4 4 15 15 1 1 1074 423 43000 50000 2.39 2.73
605 605-ZZ 605-2RS F605 F605-ZZ F605-2RS 14 5 5 16 16 1 1 1074 423 40000 50000 3.46 3.83
625 625-ZZ 625-2RS F625 F625-ZZ F625-2RS 16 5 5 18 18 1 1 1750 680 36000 43000 4.95 5.37
635 635-ZZ 635-2RS F635 F635-ZZ F635-2RS 19 6 6 22 22 1.5 1.5 2239 911 32000 40000 8.5 9.26
MR85 MR85-ZZ MF85 MF85-ZZ 8 2 2.5 9.2 9.2 0.6 0.6 218 91 53000 63000 0.25 0.33
MR95 MR95-ZZ MF95 MF95-ZZ 9 2.5 3 10.2 10.2 0.6 0.6 432 168 50000 60000 0.54 0.62
MR105 MR105-ZZ MR105-2RS MF105 MF105-ZZ MF105-2RS 10 3 4 11.2 11.6 0.6 0.8 540 222 50000 60000 0.91 1
MR115-ZZ MR115-2RS MF115-ZZ MF115-2RS 11 4 0.8 730 300 45000 53000 0.56 0.75
686 686-ZZ 686-2RS F686 F686-ZZ F686-2RS 6 13 3.5 5 15 15 1 1.1 1083 438 40000 50000 1.87 2.21
696 696-ZZ 696-2RS F696 F696-ZZ F696-2RS 15 5 5 17 17 1.2 1.2 1472 603 40000 45000 3.85 4.24
606 606-ZZ 606-2RS F606 F606-ZZ F606-2RS 17 6 6 19 19 1.2 1.2 1969 737 38000 45000 5.94 6.47
626 626-ZZ 626-2RS F626 F626-ZZ F626-2RS 19 6 6 22 22 1.5 1.5 2240 912 32000 40000 8.12 9.25
636 636-ZZ 636-2RS 22 7 7 3297 1368 30000 36000 13.9
MR106 MR106-ZZ MR106-2RS MF106 MF106-ZZ MF106-2RS 10 2.5 3 11.2 11.2 0.6 0.6 497 219 45000 53000 0.55 0.64
MR126 MR126-ZZ MR126-2RS MF126 MF126-ZZ MF126-2RS 12 3 4 13.2 13.6 0.6 0.8 716 293 43000 50000 1.25 1.44
687 687-ZZ 687-2RS F687 F687-ZZ F687-2RS 7 14 3.5 5 16 16 1 1.1 1175 511 40000 50000 2.03 2.4
697 697-ZZ 697-2RS F697 F697-ZZ F697-2RS 17 5 5 19 19 1.2 1.2 1606 716 36000 43000 5.26 5.79
607 607-ZZ 607-2RS F607 F607-ZZ F607-2RS 19 6 6 22 22 1.5 1.5 2240 912 36000 43000 7.8 8.93
627 627-ZZ 627-2RS F627 F627-ZZ F627-2RS 22 7 7 25 25 1.5 1.5 3296 1367 30000 36000 12.7 14
637 637-ZZ 637-2RS 26 9 9 4600 2000 28000 34000 24.2
MR117 MR117-ZZ MF117 MF117-ZZ 11 2.5 3 12.2 12.2 0.6 0.6 457 201 43000 50000 0.59 0.69
MR137 MR137-ZZ MF137 MF137-ZZ 13 3 4 14.2 14.6 0.6 0.8 500 250 40000 48000 1.52 1.64
688 688-ZZ 688-2RS F688 F688-ZZ F688-2RS 8 16 4 5 18 18 1 1.1 1606 716 36000 43000 3.11 3.53
698 698-ZZ 698-2RS F698 F698-ZZ F698-2RS 19 6 6 22 22 1.5 1.5 2240 910 36000 43000 7.12 8.5
608 608-ZZ 608-2RS F608 F608-ZZ F608-2RS 22 7 7 25 25 1.5 1.5 3296 1367 34000 40000 11.8 13.1
628 628-ZZ 628-2RS 24 8 8 3338 1416 28000 34000 17.1
638 638-ZZ 638-2RS 28 9 9 4600 2000 28000 34000 28.1
MR128 MR128-ZZ MF128 MF128-ZZ 12 2.5 3.5 13.2 13.6 0.6 0.8 544 275 40000 48000 0.7 0.81
MR148 MR148-ZZ MF148 MF148-ZZ 14 3.5 4 15.6 15.6 0.8 0.8 736 348 38000 45000 1.9 2.13
679 679-ZZ 9 14 3 4.5 513 244 36000 42000 1.35 1.57
689 689-ZZ 689-2RS F689 F689-ZZ F689-2RS 17 4 5 19 19 1 1.1 1603 732 36000 43000 3.41 3.85
699 699-ZZ 699-2RS F699 F699-ZZ F699-2RS 20 6 6 23 23 1.5 1.5 2481 1090 34000 40000 8.38 9.57
609 609-ZZ 609-2RS 24 7 7 3338 1416 32000 38000 14.7 16.1
629 629-ZZ 629-2RS 26 8 8 4550 1970 28000 34000 19
639 639-ZZ 639-2RS 30 10 10 5114 2387 24000 30000 36.2
Designation Dimension (inch) Load Rating (N) Limiting Speed (rpm) Weight (g)
Standard Flanged d D Width Flanged Dia Flanged Width
Open ZZ 2RS Open ZZ 2RS B B1 D1 D2 C1 C2 Cr Cor Grease Oil Std Flanged
R1-4 R1-4-ZZ 0.0781 0.25 0.0937 0.1406 270 90 67000 80000 0.4 0.46
R133 R133-ZZ FR133 FR133-ZZ 0.0937 0.1875 0.0625 0.0937 0.234 0.234 0.018 0.031 170 60 80000 95000 0.11 0.15
R1-5 R1-5-ZZ FR1-5 FR1-5-ZZ 0.3125 0.1094 0.1406 0.359 0.359 0.023 0.031 545 172 60000 71000 0.6 0.67
R144 R144-ZZ FR144 FR144-ZZ 0.125 0.25 0.0937 0.1094 0.296 0.296 0.023 0.031 311 109 67000 80000 0.27 0.33
R2-5 R2-5-ZZ R2-5-2RS FR2-5 FR2-5-ZZ 0.3125 0.1094 0.1406 0.359 0.359 0.023 0.031 530 170 60000 67000 0.5 0.57
R2-6 R2-6-ZZ R2-6-2RS FR2-6 FR2-6-ZZ 0.375 0.1094 0.1406 0.422 0.422 0.023 0.031 643 228 53000 63000 0.96 1.05
R2 R2-ZZ R2-2RS FR2 FR2-ZZ FR2-2RS 0.375 0.1562 0.1562 0.44 0.44 0.03 0.03 643 228 56000 67000 1.04 1.2
R2A R2A-ZZ R2A-2RS 0.5 0.1719 0.1719 1138 391 53000 63000 3.3
R155 R155-ZZ FR155 FR155-ZZ 0.1562 0.3125 0.1094 0.125 0.359 0.359 0.023 0.036 395 140 53000 63000 0.51 0.58
R156 R156-ZZ R156-2RS FR156 FR156-ZZ FR156-2RS 0.1875 0.3125 0.1094 0.125 0.359 0.359 0.023 0.036 278 131 53000 63000 0.4 0.47
R166 R166-ZZ R166-2RS FR166 FR166-ZZ FR166-2RS 0.375 0.125 0.125 0.422 0.422 0.023 0.031 711 270 50000 60000 0.81 0.9
R3 R3-ZZ R3-2RS FR3 FR3-ZZ FR3-2RS 0.5 0.1562 0.196 0.565 0.565 0.042 0.042 1074 423 43000 53000 2.21 2.5
R3A R3A-ZZ R3A-2RS 0.625 0.196 0.196 1881 680 38000 45000 4.75
R168 R168-ZZ R168-2RS FR168 FR168-ZZ 0.25 0.375 0.125 0.125 0.422 0.422 0.023 0.036 373 172 48000 56000 0.57 0.66
R188 R188-ZZ R188-2RS FR188 FR188-ZZ FR188-2RS 0.5 0.125 0.1875 0.547 0.547 0.023 0.045 1083 438 40000 50000 1.6 1.71
R4 R4-ZZ R4-2RS FR4 FR4-ZZ FR4-2RS 0.625 0.196 0.196 0.69 0.69 0.042 0.042 1472 603 38000 45000 4.46 4.82
R4A R4A-ZZ R4A-2RS 0.75 0.2188 0.2812 2239 911 36000 43000 7.48
R1810 R1810-ZZ FR1810 FR1810-ZZ 0.3125 0.5 0.1562 0.1562 0.547 0.547 0.031 0.031 530 260 40000 48000 1.39 1.54
R6 R6-ZZ R6-2RS FR6 FR6-ZZ FR6-2RS 0.375 0.875 0.2188 0.2812 0.969 0.969 0.062 0.062 3338 1416 32000 38000 9.02 9.71
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