Needle Roller Bearings - Ntn-snr.com

Needle roller bearings with thrust cylindrical roller bearings
NTN
Without inner ring
Type NKXR
Type NKXRZ
Type NKXR
(Open type)
Type NKXRZ
(With cover)
FW
1550mm
Boundary dimensions
Basic load ratings
dynamic static dynamic static
mm N kgf
Fw dw D D1 D2 C C1 C2 a rs min 1) Radial
–0 –0
–0.25 –0.20
Cr Cor Cr Cor
+0.027 +0.050
15 +0.016 15 +0.032 24 28 29 23 9 6.5 23.7 0.3 8 250 10 200 840 1 040
17
+0.027
+0.016 17
+0.050
+0.032 26 30 31 25 9 8 25.7 0.3 10 400 14 400 1 060 1 460
20
+0.033
+0.020 20
+0.061
+0.040 30 35 36 30 10 10.5 30.7 0.3 16 400 27 100 1 670 2 760
25
+0.033
+0.020 25
+0.061
+0.040 37 42 43 30 11 9.5 37.7 0.6 14 200 24 000 1 450 2 450
30
+0.033
+0.020 30
+0.061
+0.040 42 47 48 30 11 9.5 42.7 0.6 22 300 39 500 2 280 4 000
35
+0.041
+0.025 35
+0.075
+0.050 47 52 53 30 12 9 47.7 0.6 20 000 36 000 2 040 3 650
40
+0.041
+0.025 40
+0.075
+0.050 52 60 61 32 13 10 55.7 0.6 25 900 52 500 2 650 5 350
45
+0.041
+0.025 45
+0.075
+0.050 58 65 66.5 32 14 9 60.5 0.6 27 600 59 000 2 810 6 000
50
+0.041
+0.025 50
+0.075
+0.050 62 70 71.5 35 14 10 65.5 0.6 27 900 62 000 2 850 6 300
Note 1) Allowable minimum chamfer dimension r.
B-148