Page 538 - Rollingbearings

6.1 Single row cylindrical roller bearings
d 130 – 150 mm

s
B
r 2 r 4
r 1 r 3
r 3 r 1 r 3
r 4 r 2 r 4

D D 1 d F d 1 E d 1

NU NJ N NUP

Principal dimensions Basic load ratings Fatigue Speed ratings Mass Designations
dynamic static load limit Reference Limiting Bearing with Alternative
speed speed standard cage standard cage 1)
d D B C C 0 P u

mm kN kN r/min kg –

130 200 33 165 224 25 3 800 5 600 3,85 ▶ NU 1026 ML M
200 33 165 224 25 3 800 5 600 3,9 NJ 1026 ML M
6.1 230 40 415 455 51 3 200 3 400 6,45 ▶ N 226 ECP –

230 40 415 455 51 3 200 3 400 6,45 ▶ NU 226 ECP J, M, ML
230 40 415 455 51 3 200 3 400 6,5 ▶ NUP 226 ECJ M, ML, P
230 40 415 455 51 3 200 3 400 6,6 ▶ NJ 226 ECP J, M, ML

230 64 610 735 83 3 200 3 400 10 ▶ NU 2226 ECP ML
230 64 610 735 83 3 200 3 400 10,5 NUP 2226 ECP –
230 64 610 735 83 3 200 5 300 12 ▶ NJ 2226 ECML P

280 58 720 750 81,5 2 400 3 000 16 ▶ NU 326 ECP J, M, ML
280 58 720 750 81,5 2 400 3 000 16,5 ▶ NJ 326 ECJ M, ML, P
280 58 720 750 81,5 2 400 3 000 18 ▶ N 326 ECM P

280 58 720 750 81,5 2 400 3 000 19,5 NUP 326 ECP J, M, ML
280 93 1 060 1 250 137 2 400 4 500 28,5 ▶ NU 2326 ECML PA
280 93 1 060 1 250 137 2 400 4 500 29,5 ▶ NJ 2326 ECML PA

280 93 1 060 1 250 137 2 400 4 500 29,5 NUP 2326 ECML –

140 210 33 179 255 28 3 600 5 300 4,05 ▶ NU 1028 ML M
250 42 450 510 57 2 800 3 200 8,45 ▶ NUP 228 ECJ M, ML
250 42 450 510 57 2 800 3 200 8,6 ▶ NJ 228 ECJ M, ML

250 42 450 510 57 2 800 3 200 9,4 ▶ NU 228 ECM J, ML
250 68 655 830 93 2 800 4 800 15 ▶ NU 2228 ECML PA
250 68 655 830 93 2 800 4 800 15,5 ▶ NJ 2228 ECML PA

250 68 655 830 93 2 800 4 800 15,5 NUP 2228 ECML –
300 62 780 830 88 2 400 2 800 20 ▶ NJ 328 ECJ M, ML
300 62 780 830 88 2 400 2 800 22,5 ▶ NU 328 ECM J, ML

300 62 780 830 88 2 400 2 800 23,5 NUP 328 ECM –
300 102 1 200 1 430 150 2 400 4 300 36 ▶ NU 2328 ECML –
300 102 1 200 1 430 150 2 400 4 300 36,5 ▶ NJ 2328 ECML –

300 102 1 200 1 430 150 2 400 4 300 37 NUP 2328 ECML –

150 225 35 198 290 31,5 3 200 5 000 4,9 ▶ NU 1030 ML M
270 45 510 600 64 2 600 2 800 10,5 ▶ NUP 230 ECJ M, ML
270 45 510 600 64 2 600 2 800 11,5 ▶ NU 230 ECM J, ML

SKF Explorer bearing
▶ Popular item
1) When ordering bearings with an alternative standard cage the sufix of the standard cage has to be replaced by the sufix of the alternative cage
For example NU ECP becomes NU ECML (for permissible speed † page 511)
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