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Miniature Bearing

Miniature Bearing Catalog

Designation Construction Seal Type Material Bore Dia/d Outer Dia/D Width/B Dynamic Radial Load/C Static Radial Load/C0 Grease rating limit Oil rating limit Weight
WFR 09 Single Row Open Stainless Steel 0.04" 0.125" 0.0469" 106 N 28 N 130 rpm 150 rpm < 1g
WR 133 Single Row Open Stainless Steel 0.0937" 0.1875" 0.0625" 144 N 53 N 80 rpm 95 rpm < 1g
WFR 133 Single Row Open Stainless Steel 0.0937" 0.1875" 0.0625" 144 N 53 N 80 rpm 95 rpm < 1g
WFR 1-5 Single Row Open Stainless Steel 0.0937" 0.3125" 0.1094" 552 N 176 N 60 rpm 71 rpm < 1g
WR 144 Single Row Open Stainless Steel 0.125" 0.25" 0.0937" 284 N 96 N 67 rpm 80 rpm < 1g
WFR 144 Single Row Open Stainless Steel 0.125" 0.25" 0.0937" 284 N 96 N 67 rpm 80 rpm < 1g
WR 2-5 Single Row Open Stainless Steel 0.125" 0.3125" 0.1094" 558 N 180 N 60 rpm 67 rpm < 1g
WFR 2-5 Single Row Open Stainless Steel 0.125" 0.3125" 0.1094" 558 N 180 N 60 rpm 67 rpm < 1g
WR 2-6 Single Row Open Stainless Steel 0.125" 0.375" 0.1094" 640 N 227 N 53 rpm 63 rpm < 2g
WFR 2-6 Single Row Open Stainless Steel 0.125" 0.375" 0.1094" 640 N 227 N 53 rpm 63 rpm < 2g
WR 2 Single Row Open Stainless Steel 0.125" 0.375" 0.1562" 631 N 219 N 56 rpm 67 rpm < 2g
WR 2A Single Row Open Stainless Steel 0.125" 0.5" 0.1719" 640 N 227 N 53 rpm 63 rpm < 3g
WFR 155 Single Row Open Stainless Steel 0.1562" 0.3125" 0.1094" 359 N 150 N 53 rpm 63 rpm < 1g
WR 3 Single Row Open Stainless Steel 0.1875" 0.5" 0.1562" 1301 N 488 N 43 rpm 53 rpm < 3g
WR 168 Single Row Open Stainless Steel 0.25" 0.375" 0.125" 373 N 172 N 48 rpm 56 rpm < 1g
WR 188 Single Row Open Stainless Steel 0.25" 0.5" 0.125" 1082 N 442 N 40 rpm 50 rpm < 3g
WFR 188 Single Row Open Stainless Steel 0.25" 0.5" 0.125" 1082 N 442 N 40 rpm 50 rpm < 3g
WR 4 Single Row Open Stainless Steel 0.25" 0.625" 0.196" 1480 N 621 N 38 rpm 45 rpm < 5g
WR 4A Single Row Open Stainless Steel 0.25" 0.75" 0.2188" 2336 N 896 N 36 rpm 43 rpm < 10g
WR 6 Single Row Open Stainless Steel 0.375" 0.875" 0.2188" 3332 N 1422 N 32 rpm 38 rpm 12g
WR 8 Single Row Open Stainless Steel 0.5" 1.125" 0.25" 5108 N 2413 N 27 rpm 32 rpm 25g
WFR 0-2Z Single Row Shielded Stainless Steel 0.0469" 0.1562" 0.0625" 112 N 33 N 110 rpm 130 rpm < 1g
WR 1-4-2Z Single Row Shielded Stainless Steel 0.0781" 0.25" 0.0937" 284 N 96 N 67 rpm 80 rpm < 1g
WFR 1-4-2Z Single Row Shielded Stainless Steel 0.0781" 0.25" 0.1406" 284 N 96 N 67 rpm 80 rpm < 1g
WR 133-2Z Single Row Shielded Stainless Steel 0.0937" 0.1875" 0.0937" 144 N 53 N 80 rpm 95 rpm < 1g
WFR 133-2Z Single Row Shielded Stainless Steel 0.0937" 0.1875" 0.0937" 144 N 53 N 80 rpm 95 rpm < 1g
WR 1-5-2Z Single Row Shielded Stainless Steel 0.0937" 0.3125" 0.1406" 552 N 176 N 60 rpm 71 rpm < 1g
WFR 1-5-2Z Single Row Shielded Stainless Steel 0.0937" 0.3125" 0.1406" 552 N 176 N 60 rpm 71 rpm < 1g
WR 144-2Z Single Row Shielded Stainless Steel 0.125" 0.25" 0.1094" 284 N 96 N 67 rpm 80 rpm < 1g
WFR 144-2Z Single Row Shielded Stainless Steel 0.125" 0.25" 0.1094" 284 N 96 N 67 rpm 80 rpm < 1g
WR 2-5-2Z Single Row Shielded Stainless Steel 0.125" 0.3125" 0.1406" 558 N 180 N 60 rpm 67 rpm < 1g
WFR 2-5-2Z Single Row Shielded Stainless Steel 0.125" 0.3125" 0.1406" 558 N 180 N 60 rpm 67 rpm < 1g
WR 2-6-2Z Single Row Shielded Stainless Steel 0.125" 0.375" 0.1406" 640 N 227 N 53 rpm 63 rpm < 2g
WFR 2-6-2Z Single Row Shielded Stainless Steel 0.125" 0.375" 0.1406" 640 N 227 N 53 rpm 63 rpm < 2g
WR 2-2Z Single Row Shielded Stainless Steel 0.125" 0.375" 0.1562" 631 N 219 N 56 rpm 67 rpm < 2g
WFR 2-2Z Single Row Shielded Stainless Steel 0.125" 0.375" 0.1562" 631 N 219 N 56 rpm 67 rpm < 2g
WR 2A-2Z Single Row Shielded Stainless Steel 0.125" 0.5" 0.1719" 640 N 227 N 53 rpm 63 rpm < 3g
WR 155-2Z Single Row Shielded Stainless Steel 0.1562" 0.3125" 0.125" 359 N 150 N 53 rpm 63 rpm < 1g
WFR 155-2Z Single Row Shielded Stainless Steel 0.1562" 0.3125" 0.125" 359 N 150 N 53 rpm 63 rpm < 1g
WR 156-2Z Single Row Shielded Stainless Steel 0.1875" 0.3125" 0.125" 359 N 150 N 53 rpm 63 rpm < 1g
WFR 156-2Z Single Row Shielded Stainless Steel 0.1875" 0.3125" 0.125" 359 N 150 N 53 rpm 63 rpm < 1g
WR 166-2Z Single Row Shielded Stainless Steel 0.1875" 0.375" 0.125" 709 N 272 N 50 rpm 60 rpm < 1g
WFR 166-2Z Single Row Shielded Stainless Steel 0.1875" 0.375" 0.125" 709 N 272 N 50 rpm 60 rpm < 1g
WR 3-2Z Single Row Shielded Stainless Steel 0.1875" 0.5" 0.196" 1301 N 488 N 43 rpm 53 rpm < 3g
WFR 3-2Z Single Row Shielded Stainless Steel 0.1875" 0.5" 0.196" 1301 N 488 N 43 rpm 53 rpm < 5g
WR 3A-2Z Single Row Shielded Stainless Steel 0.1875" 0.625" 0.196" 1480 N 621 N 38 rpm 45 rpm < 5g
WFR 3A-2Z Single Row Shielded Stainless Steel 0.1875" 0.625" 0.196" 1480 N 621 N 38 rpm 45 rpm < 5g
WR 168-2Z Single Row Shielded Stainless Steel 0.25" 0.375" 0.125" 373 N 172 N 48 rpm 56 rpm < 1g
WFR 168-2Z Single Row Shielded Stainless Steel 0.25" 0.375" 0.125" 373 N 172 N 48 rpm 56 rpm < 1g
WR 188-2Z Single Row Shielded Stainless Steel 0.25" 0.5" 0.1875" 1082 N 442 N 40 rpm 50 rpm < 3g
WFR 188-2Z Single Row Shielded Stainless Steel 0.25" 0.5" 0.1875" 1082 N 442 N 40 rpm 50 rpm < 3g
WR 4-2Z Single Row Shielded Stainless Steel 0.25" 0.625" 0.196" 1480 N 621 N 38 rpm 45 rpm < 5g
WFR 4-2Z Single Row Shielded Stainless Steel 0.25" 0.625" 0.196" 1480 N 621 N 38 rpm 45 rpm < 5g
WR 4A-2Z Single Row Shielded Stainless Steel 0.25" 0.75" 0.2812" 2336 N 896 N 36 rpm 43 rpm < 10g
WR 1810-2Z Single Row Shielded Stainless Steel 0.3125" 0.5" 0.1562" 542 N 276 N 40 rpm 48 rpm < 2g
WFR 1810-2Z Single Row Shielded Stainless Steel 0.3125" 0.5" 0.1562" 542 N 276 N 40 rpm 48 rpm < 2g
WFR 6 Single Row Shielded Stainless Steel 0.375" 0.875" 0.2188" 3332 N 1422 N 32 rpm 38 rpm 12g
WR 6-2Z Single Row Shielded Stainless Steel 0.375" 0.875" 0.2812" 3332 N 1422 N 32 rpm 38 rpm 12g
WFR 6-2Z Single Row Shielded Stainless Steel 0.375" 0.875" 0.2812" 3332 N 1422 N 32 rpm 38 rpm 12g
WR 1212-2Z Single Row Shielded Stainless Steel 0.5" 0.75" 0.1562" 9400 N 5500 N 24 rpm - rpm 5g
WR 8-2Z Single Row Shielded Stainless Steel 0.5" 1.125" 0.3125" 5108 N 2413 N 27 rpm 32 rpm 25g
WFR 8-2Z Single Row Shielded Stainless Steel 0.5" 1.125" 0.3125" 5108 N 2413 N 27 rpm 32 rpm 25g
WR 10-2Z Single Row Shielded Stainless Steel 0.625" 1.375" 0.3438" 5988 N 3287 N 21 rpm 25 rpm 40g
WR 1634-2Z Single Row Shielded Stainless Steel 0.75" 1" 0.1562" 10300 N 7000 N 17 rpm 21 rpm 9g
WR 12-2Z Single Row Shielded Stainless Steel 0.75" 1.625" 0.4375" 9378 N 5057 N 17 rpm 21 rpm 70 g
WR 14-2Z Single Row Shielded Stainless Steel 0.875" 1.875" 0.5" 12000 N 6400 N 15 rpm - rpm 102g
WR 16-2Z Single Row Shielded Stainless Steel 1" 2" 0.5" 11800 N 7200 N 13.6 rpm - rpm 112g
WR 2-2RS Single Row Sealed Stainless Steel 0.125" 0.375" 0.1562" 631 N 219 N 56 rpm 67 rpm < 2g
WFR 2-2RS Single Row Sealed Stainless Steel 0.125" 0.375" 0.1562" 631 N 219 N 56 rpm 67 rpm < 2g
WR 2A -2RS Single Row Sealed Stainless Steel 0.125" 0.5" 0.1719" 640 N 227 N 53 rpm 63 rpm < 3g
WR 4-2RS Single Row Sealed Stainless Steel 0.25" 0.625" 0.196" 1480 N 621 N 38 rpm 45 rpm < 5g
WFR 4-2RS Single Row Sealed Stainless Steel 0.25" 0.625" 0.196" 1480 N 621 N 38 rpm 45 rpm < 5g
WR 4A-2RS Single Row Sealed Stainless Steel 0.25" 0.75" 0.2812" 2336 N 896 N 36 rpm 43 rpm < 10g
WR 6-2RS Single Row Sealed Stainless Steel 0.375" 0.875" 0.2812" 3332 N 1422 N 32 rpm 38 rpm 12g
WR 8-2RS Single Row Sealed Stainless Steel 0.5" 1.125" 0.3125" 5108 N 2413 N 27 rpm 32 rpm 25g
WR 10-2RS Single Row Sealed Stainless Steel 0.625" 1.375" 0.3438" 5988 N 3287 N 21 rpm 25 rpm 40g
WRLS 5-2RS Single Row Sealed Stainless Steel 0.625" 1.5625" 0.4375" 10900 N 5250 N 18 rpm - rpm 67g
WR 12-2RS Single Row Sealed Stainless Steel 0.75" 1.625" 0.4375" 9378 N 5057 N 17 rpm 21 rpm 70 g
WRLS 6-2RS Single Row Sealed Stainless Steel 0.75" 1.875" 0.5625" 14200 N 6700 N 15.5 rpm - rpm 109g
WR 14-2RS Single Row Sealed Stainless Steel 0.875" 1.875" 0.5" 12000 N 6400 N 15 rpm - rpm 102g
WR 16-2RS Single Row Sealed Stainless Steel 1" 2" 0.5" 11800 N 7200 N 13.6 rpm - rpm 112g
SMR 41X-2Z Single Row Open Stainless Steel 1.2 mm 4 mm 2.5 mm - - - - -
S681X-2Z Single Row Open Stainless Steel 1.5 mm 4 mm 2 mm - - - - -
SF 681X-2Z Single Row Open Stainless Steel 1.5 mm 4 mm 2 mm - - - - -
S691X-2Z Single Row Open Stainless Steel 1.5 mm 5 mm 2.6 mm - - - - -
SF 691X-2Z Single Row Open Stainless Steel 1.5 mm 5 mm 2.6 mm - - - - -
S601X-2Z Single Row Open Stainless Steel 1.5 mm 6 mm 3 mm - - - - -
SF 601X-2Z Single Row Open Stainless Steel 1.5 mm 6 mm 3 mm - - - - -
S682-2Z Single Row Open Stainless Steel 2 mm 5 mm 2.3 mm - - - - -
SF 682-2Z Single Row Open Stainless Steel 2 mm 5 mm 2.3 mm - - - - -
SMR 52-2Z Single Row Open Stainless Steel 2 mm 5 mm 2.5 mm - - - - -
SMF 52-2Z Single Row Open Stainless Steel 2 mm 5 mm 2.5 mm - - - - -
S692-2ZW2.3 Single Row Open Stainless Steel 2 mm 6 mm 2.3 mm - - - - -
SF 692-2ZW2.3 Single Row Open Stainless Steel 2 mm 6 mm 2.3 mm - - - - -
SMR 62-2Z Single Row Open Stainless Steel 2 mm 6 mm 2.5 mm - - - - -
SMF 62-2Z Single Row Open Stainless Steel 2 mm 6 mm 2.5 mm - - - - -
S692-2Z Single Row Open Stainless Steel 2 mm 6 mm 3 mm - - - - -
SF 692-2Z Single Row Open Stainless Steel 2 mm 6 mm 3 mm - - - - -
S602-2Z Single Row Open Stainless Steel 2 mm 7 mm 3.5 mm - - - - -
SF 602-2Z Single Row Open Stainless Steel 2 mm 7 mm 3.5 mm - - - - -
SMR 72-2Z Single Row Open Stainless Steel 2 mm 7 mm 3 mm - - - - -
SMF 72-2Z Single Row Open Stainless Steel 2 mm 7 mm 3 mm - - - - -
S682X-2Z Single Row Open Stainless Steel 2.5 mm 6 mm 2.6 mm - - - - -
SF 682X-2Z Single Row Open Stainless Steel 2.5 mm 6 mm 2.6 mm - - - - -
SX 2.5-2Z Single Row Open Stainless Steel 2.5 mm 7 mm 3 mm - - - - -
S692X-2Z Single Row Open Stainless Steel 2.5 mm 7 mm 3.5 mm - - - - -
SF 692X-2Z Single Row Open Stainless Steel 2.5 mm 7 mm 3.5 mm - - - - -
S602X-2Z Single Row Open Stainless Steel 2.5 mm 8 mm 4 mm - - - - -
SF 602X-2Z Single Row Open Stainless Steel 2.5 mm 8 mm 4 mm - - - - -
SMR 63-2Z Single Row Open Stainless Steel 3 mm 6 mm 2.5 mm - - - - -
SMF 63-2Z Single Row Open Stainless Steel 3 mm 6 mm 2.5 mm - - - - -
S683-2Z Single Row Open Stainless Steel 3 mm 7 mm 3 mm - - - - -
SF 683-2Z Single Row Open Stainless Steel 3 mm 7 mm 3 mm - - - - -
SMR 83-2Z Single Row Open Stainless Steel 3 mm 8 mm 3 mm - - - - -
SMF 83-2Z Single Row Open Stainless Steel 3 mm 8 mm 3 mm - - - - -
S693-2Z Single Row Open Stainless Steel 3 mm 8 mm 4 mm - - - - -
SF 693-2Z Single Row Open Stainless Steel 3 mm 8 mm 4 mm - - - - -
SMR 93-2Z Single Row Open Stainless Steel 3 mm 9 mm 4 mm - - - - -
SMF 93-2Z Single Row Open Stainless Steel 3 mm 9 mm 4 mm - - - - -
S603-2Z Single Row Open Stainless Steel 3 mm 9 mm 5 mm - - - - -
SF 603-2Z Single Row Open Stainless Steel 3 mm 9 mm 5 mm - - - - -
S623-2Z Single Row Open Stainless Steel 3 mm 10 mm 4 mm - - - - -
SF 623-2Z Single Row Open Stainless Steel 3 mm 10 mm 4 mm - - - - -
S 633-2Z Single Row Open Stainless Steel 3 mm 13 mm 5 mm - - - - -
SMR 93X-2Z Single Row Open Stainless Steel 3.5 mm 9 mm 4 mm - - - - -
S694-2Z Single Row Open Stainless Steel 4 mm 11 mm 4 mm - - - - -
SF 694-2Z Single Row Open Stainless Steel 4 mm 11 mm 4 mm - - - - -
S604-2Z Single Row Open Stainless Steel 4 mm 12 mm 4 mm - - - - -
SF 604-2Z Single Row Open Stainless Steel 4 mm 12 mm 4 mm - - - - -
S624-2Z Single Row Open Stainless Steel 4 mm 13 mm 5 mm - - - - -
SF 624-2Z Single Row Open Stainless Steel 4 mm 13 mm 5 mm - - - - -
S634-2Z Single Row Open Stainless Steel 4 mm 16 mm 5 mm - - - - -
SF 634-2Z Single Row Open Stainless Steel 4 mm 16 mm 5 mm - - - - -
SMR 85-2Z Single Row Open Stainless Steel 5 mm 8 mm 2.5 mm - - - - -
SMF 85-2Z Single Row Open Stainless Steel 5 mm 8 mm 2.5 mm - - - - -
SMR 95-2Z Single Row Open Stainless Steel 5 mm 9 mm 3 mm - - - - -
SMF 95-2Z Single Row Open Stainless Steel 5 mm 9 mm 3 mm - - - - -

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