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P. 219
NSK NEEDLE BEARING
De D i
FTRB FTRC FTRD FTRE
Matching Bearing Rings Roller Contact Mass
Surfaces approx
s 1.0 0.05 s 1.5 0 s 2.0 0 s 2.5 0 s 3.0 0 (mm)
0.08 0.08 0.08 0.08 (g)
De D i
min max FNTA FTRA
FTRA-1024 FTRB-1024 FTRC-1024 22 11.5 2.3 2.9
FTRA-1226 FTRB-1226 FTRC-1226 24 13.5 3.4 3.3
FTRA-1326 FTRB-1326 FTRC-1326 24 14.5 3.3 3.1
FTRA-1528 FTRB-1528 FTRC-1528 FTRD-1528 FTRE-1528 26 16.5 3.5 3.5
FTRA-1629 FTRB-1629 FTRC-1629 FTRD-1629 FTRE-1629 27 17.5 3.7 3.6
FTRA-1730 FTRB-1730 FTRC-1730 FTRD-1730 FTRE-1730 28 18.5 3.8 3.8
FTRA-1831 FTRB-1831 FTRC-1831 FTRD-1831 FTRE-1831 29 19.5 4.0 3.9
FTRA-2035 FTRB-2035 FTRC-2035 FTRD-2035 FTRE-2035 33 21.5 5.4 5.1
FTRA-2542 FTRB-2542 FTRC-2542 FTRD-2542 FTRE-2542 40 26.5 7.7 7.0
FTRA-3047 FTRB-3047 FTRC-3047 FTRD-3047 FTRE-3047 45 31.5 8.9 7.9
FTRA-3552 FTRB-3552 FTRC-3552 FTRD-3552 FTRE-3552 50.5 36.5 9.7 9.1
FTRA-4060 FTRB-4060 FTRC-4060 FTRD-4060 FTRE-4060 57 42 18 12
FTRA-4565 FTRB-4565 FTRC-4565 FTRD-4565 FTRE-4565 62 47 20 13
FTRA-5070 FTRB-5070 FTRC-5070 FTRD-5070 FTRE-5070 67 51.5 22 15
FTRA-5578 FTRB-5578 FTRC-5578 FTRD-5578 FTRE-5578 75 57 29 19
FTRA-6085 FTRB-6085 FTRC-6085 FTRD-6085 FTRE-6085 82 61.5 35 22
FTRA-6590 FTRB-6590 FTRC-6590 FTRD-6590 FTRE-6590 87.5 66.5 38 24
FTRA-7095 FTRB-7095 FTRC-7095 FTRD-7095 FTRE-7095 92.5 71.5 52 25
FTRA-75100 FTRB-75100 FTRC-75100 FTRD-75100 FTRE-75100 97.5 76.5 54 27
FTRA-80105 FTRB-80105 FTRC-80105 FTRD-80105 FTRE-80105 102.5 81.5 58 28
FTRA-85110 FTRB-85110 FTRC-85110 FTRD-85110 FTRE-85110 107.5 86.5 63 30
FTRA-90120 FTRB-90120 FTRC-90120 FTRD-90120 FTRE-90120 117.5 91.5 80 38
FTRA-100135 FTRB-100135 FTRC-100135 FTRD-100135 FTRE-100135 132.5 101.5 105 50
* The tolerance of this bearing’s bore diameter is 0.025 to 0.175 mm and its outside diameter tolerance is
0.040 to 0.370 mm.
B 169
