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Self-aligning ball bearings, with tapered bore (open)

Manufacturer NSK
Description Self-aligning ball bearings, with tapered bore (open) - 1204KTN
Part number 1204KTN
Mass 0.12 kg
Inner diameter 20 mm
Outer diameter 47 mm
Radial load 10000 N
Radial load2 2650 N
Rotary speed (greased) 15000 rpm
Angular speed (oiled) 18000 rpm
Product selection
Selector d (mm) D (mm) B (mm) r min (mm) Bearing part number Cr (N) C0r (N) Speed limit - Grease (rpm) Speed limit - Oil (rpm) Mass (kg)
22 20 47 14 1 1204KTN 10000 2650 15000 18000 0.12
23 20 47 18 1 2204EKTN 14300 3550 14000 17000 0.14
24 20 52 15 1.1 1304KTN 12500 3350 13000 16000 0.16
25 20 52 21 1.1 2304KJ 18000 4650 13000 16000 0.21
26 25 52 15 1 1205KTN 12200 3350 13000 16000 0.14
27 25 52 18 1 2205EKTN 17000 4400 12000 15000 0.16
28 25 62 17 1.1 1305KTN 18000 5000 11000 14000 0.26
29 25 62 24 1.1 2305KTN 24500 6550 10000 13000 0.34
30 30 62 16 1 1206KTN 15600 4650 11000 14000 0.22
31 30 62 20 1 2206EKTN 25500 6950 9500 12000 0.26
32 30 72 19 1.1 1306KTN 21200 6300 9000 11000 0.39
33 30 72 27 1.1 2306KTN 31500 8650 8500 10000 0.5
34 35 72 17 1.1 1207KTN 16000 5200 9500 12000 0.32
35 35 72 23 1.1 2207EKTN 32000 9000 8000 9500 0.4
36 35 80 21 1.5 1307KTN 25000 8000 8000 9500 0.51
37 35 80 31 1.5 2307KTN 39000 11200 7500 9000 0.68
38 40 80 18 1.1 1208KTN 19300 6550 8500 10000 0.42
39 40 80 23 1.1 2208EKTN 31500 9500 7500 9000 0.51
40 40 90 23 1.5 1308KTN 29000 9650 7000 8500 0.72
41 40 90 33 1.5 2308KTN 45000 13400 6700 8000 0.93
42 45 85 19 1.1 1209KTN 22000 7350 7500 9000 0.47
43 45 85 23 1.1 2209EKTN 28000 9000 7000 8500 0.55
44 45 100 25 1.5 1309KTN 38000 12900 6300 7500 0.96
45 45 100 36 1.5 2309KTN 54000 16300 6000 7000 1.25
46 50 90 20 1.1 1210KTN 22800 8150 7000 8500 0.53
47 50 90 23 1.1 2210EKTN 28000 9500 6700 8000 0.59
48 50 110 27 2 1310KTN 41500 14300 5600 6700 1.2
49 50 110 40 2 2310KTN 64000 20000 5300 6300 1.65
50 55 100 21 1.5 1211KTN 27000 10000 6300 7500 0.71
51 55 100 25 1.5 2211EKTN 39000 12700 5600 6700 0.81
52 55 120 29 2 1311KTN 51000 18000 5000 6000 1.6
53 55 120 43 2 2311KTN 75000 23600 4800 5600 2.1
54 60 110 22 1.5 1212KTN 30000 11600 5600 6700 0.9
55 60 110 28 1.5 2212EKTN 47500 16600 5300 6300 1.1
56 60 130 31 2 1312KJ 57500 20800 4800 5600 1.95
57 60 130 46 2 2312KJ 88500 28300 4300 5300 2.6
58 65 120 23 1.5 1213KTN 31000 12500 5300 6300 1.15
59 65 120 31 1.5 2213EKTN 57000 19300 4500 5300 1.45
60 65 140 33 2.1 1313KTN 62500 22900 4300 5300 2.45
61 65 140 48 2.1 2313KTN 96500 32500 4000 4800 3.25
66 75 130 25 1.5 1215KTN 39000 15600 4800 5600 1.35
67 75 130 31 1.5 2215KJ 44500 17800 4300 5300 1.6
68 75 160 37 2.1 1315KJ 80000 30000 3800 4500 3.55
69 75 160 55 2.1 2315KJ 125000 43000 3400 4300 5.15
d (mm)
D (mm)
B (mm)
r min (mm)
Bearing part number
Cr (N)
C0r (N)
Speed limit - Grease (rpm)
Speed limit - Oil (rpm)
Mass (kg)
Documentation
Contact the supplier
NSK NSK Europe - One of the world’s leading manufacturers of rolling bearings, linear technology, automotive components & steering systems, we offer standard and customised products to key industrial sectors.
NSK Deutschland GmbH
NSK France S.A.S.
NSK Italia S.p.A.
NSK Spain, S.A.
NSK UK Ltd.
NSK Polska Sp.z o.o.
NSK Polska Sp. z o.o. Russian Branch
NSK Rulmanlari Orta Dog˘ u Tic. Ltd. S¸ ti