Timken - Ball Bearing

Super Precision
Sealed, Double-Row
Ball Screw Support Bearings
Cartridge Style
MMN Series
B 0
B
r 1
r
D D 1 d d 1
MMN Series
Metric and Inch Dimensional Sizes
Bearing Number
Housing Shaft
Bore O.D. Width Outer Inner Min. Max. Shoulder Shoulder Contact Heavy
d/Tol D/Tol B/Tol Wt. R 1 r d 1 dia. Dia. Dia. Dia. Series
B o
METRIC mm +0/ -(µm) kg mm mm mm mm mm mm degrees
MMN512BS42PP DM 12 42 25 0.20 0.6 0.3 33.1 25.0 32.0 19.0 60
(3.8) (6.4) (254)
MMN515BS45PP DM 15 45 25 0.23 0.6 0.3 37.0 27.6 34.5 21.5 60
(3.8) (6.4) (254)
MMN517BS47PP DM 17 47 25 0.24 0.6 0.3 37.8 28.4 36.5 23.5 60
(3.8) (6.4) (254)
MMN520BS52PP DM 20 52 28 0.32 0.6 0.3 43.2 34.5 42.5 27.5 60
(5.1) (7.6) (254)
MMN525BS57PP DM 25 57 28 0.35 0.6 0.3 49.3 40.6 48.0 33.5 60
(5.1) (7.6) (254)
MMN530BS62PP DM 30 62 28 0.40 0.6 0.3 54.3 45.6 53.5 38.5 60
(5.1) (7.6) (254)
MMN540BS75PPDM 40 75 34 0.64 0.6 0.3 68.7 57.5 67.0 49.0 60
(6.4) (7.6) (254)
MMN550BS90PP DM 50 90 34 0.91 0.6 0.3 82.6 71.5 81.0 63.0 60
(6.4) (7.6) (254)
MMN550BS110PP DM 50 110 54 2.42 0.6 0.6 99.6 81.1 98.5 66.0 60 H
(6.4) (8.9) (254)
MMN560BS110PP DM 60 110 45 1.82 0.6 0.6 100.0 84.0 98.0 72.0 60
(7.6) (8.9) (254)
INCHES in. +0/-(x) lbs. in. in. in. in. in. in. degrees
MMN512BS42PP DM 0.4724 1.6535 0.9843 0.44 0.024 0.012 1.304 0.985 1.259 0.748 60
(0.00015) (0.00025) (.0100)
MMN515BS45PP DM 0.5906 1.7717 0.9843 0.50 0.024 0.012 1.456 1.088 1.358 0.846 60
(0.00015) (0.00025) (0.0100)
MMN517BS47PP DM 0.6693 1.8504 0.9843 0.54 0.024 0.012 1.490 1.117 1.437 0.925 60
(0.00015) (0.00025) (0.0100)
MMN520BS52PP DM 0.7874 2.0472 1.1024 0.70 0.024 0.012 1.700 1.357 1.673 1.083 60
(0.0002) (0.0003) (0.0100)
MMN525BS57PP DM 0.9843 2.2441 1.1024 0.78 0.024 0.012 1.943 1.599 1.890 1.319 60
(0.0002) (0.0003) (0.0100)
MMN530BS62PP DM 1.1811 2.4409 1.1024 0.88 0.024 0.012 2.138 1.795 2.106 1.516 60
(0.0002) (0.0003) (0.0100)
MMN540BS75PPDM 1.5748 2.9528 1.3386 1.42 0.024 0.012 2.704 2.264 2.638 1.929 60
(0.00025) (0.0003) (0.0100)
MMN550BS90PP DM 1.9685 3.5433 1.3386 2.02 0.024 0.012 3.250 2.815 3.189 2.408 60
(0.00025) (0.0003) (0.0100)
MMN550BS110PP DM 1.9685 4.3307 2.1260 5.34 0.024 0.024 3.919 3.192 3.878 2.598 60 H
(0.00025) (0.00035) (0.0100)
MMN560BS110PP DM 2.3622 4.3307 1.7717 4.02 0.024 0.024 3.938 3.308 3.858 2.835 60
(0.0003) (0.00035) (0.0100)
AD
A
TIMKEN PRODUCTS CATALOG D119
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