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Changzhou Zhihua Bearings Co., Ltd.

High quality supplier of needle roller bearings.

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2 Years
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Home / Products / Heavy Duty Needle Roller Bearings /

NKI NK Heavy Duty Needle Roller Bearings With machined Outer Ring

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Drawn Cup Needle Roller Bearings

 [18]

Universal Joint Bearings

 [5]

Caliper Bearing

 [35]

Cam Followers And Track Rollers

 [19]

Thrust Roller Bearings

 [9]

Heavy Duty Needle Roller Bearings

 [11]

Radial Needle Roller And Cage Assemblies

 [9]

Drawn Cup Roller Clutch

 [13]

Combined Needle Roller Bearings

 [7]

Cylindrical Roller Bearings

 [11]

Over Running Clutches

 [8]

Combined Roller Bearings

 [5]
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Changzhou Zhihua Bearings Co., Ltd.
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City:changzhou
Country/Region:china
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China NKI NK Heavy Duty Needle Roller Bearings With machined Outer Ring wholesale
  • China NKI NK Heavy Duty Needle Roller Bearings With machined Outer Ring wholesale
  • China NKI NK Heavy Duty Needle Roller Bearings With machined Outer Ring wholesale
  • China NKI NK Heavy Duty Needle Roller Bearings With machined Outer Ring wholesale
  • China NKI NK Heavy Duty Needle Roller Bearings With machined Outer Ring wholesale

NKI NK Heavy Duty Needle Roller Bearings With machined Outer Ring
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Place of Origin :China
Brand Name :zhihua
MOQ :50-2000
Price :$0.1-$50
Packaging Details :Industrial Packing / Single Packing
Delivery Time :5-30 Working Days
Payment Terms :T/T
Supply Ability :10000 Pieces/Month
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NKI NK type heavy duty needle roller bearings consist of a machined and ground channel-shaped outer ring with a component of needle rollers retained and guided by a cage. The high-strength cage.The high-strength cage retains and guides the rollers. An optional groove and hole in the outer ring facilitate relubrication.These NKI NK type heavy duty needle roller bearings can be used with or without a machined or ground inner ring, depending on the suitablility of the shaft as a raceway surface.

Shaft Dia Part Number Dimensions Load Rating Limiting speed Weight(g)
Fw D C Co Cor
mm NK NKS RNA49 RNA69 RNA48 mm N RPM NK NKS RNA49 RNA69 RNA48
5 NK5/10TN 5 10 10 2650 1920 39000 3.1
NK5/12TN 5 10 12 3400 2650 39000 3.7
6 NK6/10TV 6 12 10 2950 2280 36500 4.7
NK6/12TV 6 12 12 3800 3150 36500 5.7
7 NK7/10TV 7 14 10 3250 2650 34500 6.9
NK7/12TV 7 14 12 4150 3600 34500 8.2
8 NK8/12TV 8 15 12 4450 4100 32500 8.7
NK8/16TV 8 15 16 5800 5800 32500 12
9 NK9/12TV 9 16 12 5100 5000 31000 10.3
NK9/16TV 9 16 16 6600 7100 31000 12.8
10 NK10/12TV 10 17 12 5300 5500 29500 10.1
NK10/16TV 10 17 16 7000 7800 29500 13.3
12 NK12/12 12 19 12 7200 7100 26500 12.1
NK12/16 12 19 16 10100 11000 26500 15.9
14 NK14/16 14 22 16 11400 11500 24600 20.7
NK14/20 14 22 20 14500 15600 24600 25.5
RNA4900 14 22 13 9600 9200 23600 16.5
15 NK15/16 15 23 16 12100 12700 23900 21.8
NK15/20 15 23 20 15400 17200 23900 26.6
16 NK16/16 16 24 16 12800 13900 23200 22.4
NK16/20 16 24 20 16300 18800 23200 28.4
16 24 13 10600 10900 23200 17.4
16 24 22 18100 21600 23200 31
17 NK17/16 17 25 16 13500 15000 22600 23.7
NK17/20 17 25 20 17100 20400 22600 29.8
18 NK18/16 18 26 16 14100 16200 22100 24.9
NK18/20 18 26 20 17900 22000 22100 31.4
19 NK19/16 19 27 16 14700 17400 21600 26.1
NK19/20 19 27 20 18700 23600 21600 32.2
20 NK20/16 20 28 16 14600 17500 21100 27
NK20/20 20 28 20 18600 23800 21100 33.9
20 28 13 12000 13600 20400 21.7
20 28 13 19500 25500 20400 39.7
20 32 20 26000 25000 20400 48.7
21 NK21/16 21 29 16 15200 18700 20600 28.1
21 NK21/20 21 29 20 19300 25500 20600 35.2
22 NK22/16 22 30 16 15800 19900 20000 30
NK22/20 22 30 20 20000 27000 20000 37
22 22 30 13 12400 14600 18800 22.2
22 30 23 21100 29000 18800 42.4
22 35 20 27500 28000 17200 61.5
24 NK24/16 24 32 16 16900 22300 18500 31.9
NK24/20 24 32 20 21400 30500 18500 40
24 37 20 29500 31000 16100 65.5
25 NK25/16 25 33 16 16800 22400 17800 32.6
NK25/20 25 33 20 21300 30500 17800 42
25 37 17 23700 25500 15800 52.3
25 37 30 40500 51000 15800 100
25 38 20 31000 33500 15600 68.1
26 NK26/16 26 34 16 17300 23600 17200 34
NK26/20 26 34 20 22000 32000 17200 42
28 NK28/20 28 37 20 24800 34000 15800 52.2
NK28/30 28 37 30 37000 57000 15800 82
28 39 17 26000 29500 14600 50.2
28 39 30 42000 55000 14600 98
28 42 20 32500 36500 14000 83.6
29 NK29/20TV 29 38 20 27500 39000 15300 50
NK29/30 29 38 30 37000 57000 15300 84.3
30 NK30/20TV 30 40 20 28000 41000 14800 61
NK30/30TV 30 40 30 42000 69000 14800 92.4
30 42 17 26500 31500 13600 61
30 42 30 44000 59000 13600 112
30 45 22 36500 40000 13100 104
32 NK32/20TV 32 42 20 29500 44500 14000 64
NK32/30 32 42 30 39000 63000 14000 102
32 45 17 27500 33500 12700 73.2
32 45 30 45500 63000 12700 135
32 47 22 38000 43500 12400 110
35 NK35/20TV 35 45 20 31000 48500 12900 69.4
NK35/30TV 35 45 30 46000 81000 12300 106
35 RNA4906 35 47 17 28500 35500 12000 69.4
RNA6906 35 47 30 49000 71000 12000 126
NKS35 35 50 22 39500 47000 11500 118
37 NK37/20 37 47 20 28000 43500 12300 77
NK37/30 37 47 30 42000 73000 12300 113
NKS37 37 52 22 41500 50000 11000 123
38 NK38/20 38 48 20 29000 45000 12000 79.4
NK38/30 38 48 30 43000 76000 12000 116
40 NK40/20TV 40 50 20 33500 56000 11400 78
NK40/30 40 50 30 44000 79000 11400 125
RNA49/32 40 52 20 34500 47500 10700 89.1
RNA69/32-ZW 40 52 36 53000 82000 10700 162
NKS40 40 55 22 42500 54000 10300 129
42 NK42/20 42 52 20 30000 49000 10900 85.8
NK42/30 42 52 30 44500 82000 10900 130
RNA4907 42 55 20 35500 50000 10100 107
RNA6907/ZW 42 55 36 54000 86000 10100 193
43 NK43/20 43 53 20 30500 51000 10700 86
NK43/30 43 53 30 45500 85000 10700 133
NKS43 43 58 22 44000 57000 9700 139
45 NK45/20 45 55 20 35000 62000 10200 85.3
NK45/30 45 55 30 52000 103000 9800 132
NKS45 45 60 22 45500 60000 9300 145
47 NK47/20 47 57 20 32500 56000 9800 94.5
NK47/30 47 57 30 48500 94000 9800 142
48 RNA4908 48 62 22 48500 67000 8900 140
RNA6908-ZW 48 62 40 74000 116000 8900 256
50 NK50/25 50 62 25 48500 87000 9200 153.7
NK50/35 50 62 35 67000 8800 215.4
NKS50 50 65 22 48000 67000 8500 157
52 RNA4909 52 68 22 51000 73000 8200 182
RNA6909 52 68 40 79000 8200 338
55 NK55/25 55 68 25 45500 82000 8400 188.2
NK55/35 55 68 35 60000 118000 8400 263.7
NKS55 55 72 22 51000 74000 7700 221
58 RNA4910 58 72 22 53000 80000 7500 163
RNA6910 58 72 40 82000 139000 7500 310
60 NK60/25 60 72 25 53000 80000 7400 181.3
NK60/35 60 72 35 63000 130000 7700 254
NKS60 60 80 28 71000 98000 7000 335
63 RNA4911 63 80 25 65000 100000 6900 255
RNA6911 63 80 45 102000 176000 6900 470
65 NK65/25 65 78 25 50000 98000 7200 218.8
NK65/35 65 78 35 66000 142000 7200 306.5
NKS65 65 85 28 75000 108000 6500 356
68 NK68/25 68 82 25 49500 89000 6800 245
NK68/35 68 82 35 70000 139000 6800 343.3
RNA4912 68 85 25 68000 108000 6400 275
A6912 68 85 45 106000 191000 6400 488
70 NK70/25 70 85 25 50000 92000 6600 277.2
NK70/35 70 85 35 71000 144000 6600 388.5
NKS70 70 90 28 77000 113000 6100 380
72 RNA4913 72 90 25 69000 112000 6000 312
RNA6913 72 90 45 108000 198000 6000 580
73 NK73/25 73 90 25 60000 100000 6300 319.4
NK73/35 73 90 35 85000 156000 6300 448.4
75 NK75/25 75 92 25 61000 104000 6100 327.5
NK75/35 75 92 35 87000 162000 6100 459.8
NKS75 75 95 28 81000 123000 5800 402
80 NK80/25 80 95 25 63000 119000 5800 301
NK80/35 80 95 35 89000 184000 5800 425
RNA4914 80 100 30 95000 156000 5400 460
80 RNA6914-ZW 80 100 54 145000 265000 5400 857
85 NK85/25 85 105 25 78000 123000 5400 425
NK85/35 85 105 35 111000 193000 5400 600
RNA4915 85 105 30 97000 162000 5200 489
RNA6915-ZW 85 105 54 147000 275000 5200 935
90 NK90/25 90 110 25 81000 132000 5100 450
NK90/35 90 110 35 116000 208000 5100 630
RNA4916 90 110 30 101000 174000 4900 516
90 RNA6916-ZW 90 110 54 153000 300000 4900 987
95 NK95/26 95 115 26 83000 137000 4850 490
NK95/36 95 115 36 121000 223000 4850 680
100 NK100/26 100 120 26 86000 146000 4600 515
NK100/36 100 120 36 12500 237000 4600 715
RNA4917 100 120 35 12500 237000 4450 657
A17-ZW 100 120 63 188000 400000 4450 1200
105 NK105/26 105 125 26 89000 155000 4400 540
NK105/36 105 125 36 12900 250000 4400 715
RNA4918 105 125 35 12900 250000 4250 745
RNA6917-ZW 105 125 63 195000 425000 4250 1330
110 NK110/30 110 130 30 111000 210000 4200 650
NK110/40 110 130 40 143000 290000 4200 830
RNA4919 110 130 35 131000 260000 4100 719
RNA6919-ZW 110 130 63 197000 440000 4100 1460
115 RNA4920 115 140 40 144000 270000 4000 1150
120 RNA4822 120 140 30 106000 216000 3750 670
125 RNA4922 125 150 40 149000 290000 3700 1240
130 RNA4824 130 150 30 112000 23ω00 3500 730
135 RNA4924 135 165 45 205000 390000 3400 1860
145 RNA4826 145 165 35 134000 310000 3150 990
150 RNA4926 150 180 50 229000 470000 3100 2210
155 RNA4828 155 175 35 136000 325000 2950 1050
160 RNA4928 160 190 50 237000 500000 2900 2350
165 RNA4830 165 190 40 172000 400000 2750 1600
175 RNA4832 175 200 40 181000 435000 2600 1700
185 RNA4834 185 215 45 209000 510000 2450 2540
195 RNA4836 195 225 45 219000 550000 2330 2680
210 RNA4838 210 240 50 255000 690000 2180 3210
220 RNA4840 220 250 50 260000 720000 2090 3350
240 RNA4844 240 270 50 275000 790000 1920 3620
265 RNA4848 265 300 60 400000 1080000 1730 5400
285 RNA4852 285 320 60 415000 1160000 1620 5800
305 RNA4856 305 350 69 510000 1300000 1500 9300
Shaft Dia Part Number Dimensions Load Rating Limiting speed Weight(g)
d F D B Co Cor
mm NKI NKIS NA49 NA69 NA48 mm N RPM NKI NKIS NA49 NA69 NA48
5 NKI5/12TV 5 8 15 12 4450 4100 32500 12
NKI5/16TV 5 8 15 16 5800 5800 32500 15
6 NKI6/12TV 6 9 16 12 5100 5000 31000 14
NKI6/16TV 6 9 16 16 6600 7100 31000 17
7 NKI7/12TV 7 10 17 12 5300 5500 29500 14
NKI7/16TV 7 10 17 16 7000 7800 29500 18
9 NKI9/12 9 12 19 12 7200 7100 26500 17
NKI9/16 9 12 19 16 10100 11000 26500 22
10 NKI10/16 10 14 22 16 11400 11500 24600 29.4
NKI10/20 10 14 22 20 14500 15600 24600 37
NA4900 10 14 22 13 9600 9200 25000 23
12 NKI12/16 12 16 24 16 12800 13900 23200 33
NKI12/20 12 16 24 20 16300 18800 23200
23600		 42
NA4901 12 16 24 13 10600 10900 26
NA6901 12 16 24 22 18100 21600 23600 46
15 NKI15/16 15 19 27 16 14700 17400 21600 39
NKI15/20 15 19 27 20 18700 23600 21600 49
NA4902 15 20 28 13 12000 13600 21600 34
NA6902 15 20 28 23 19500 25500 21600 64
NKIS 15 15 22 35 20 27500 28000 19600 92
17 NKI17/16 17 21 29 16 15200 18700 20600 42.4
NKI17/20 17 21 29 20 19300 25500 20600 53.4
NA4903 17 22 30 13 12400 14600 20600 37 37
NA6903 17 22 30 23 21100 29000 20600 72 72
NKIS 17 17 24 37 20 29500 31000 18100 98
20 NKI20/16 20 24 32 16 16900 22300 18500 49
NKI20/20 20 24 32 20 21400 30500 18500 61
NA4904 20 25 37 17 23700 25500 17200 75
NA6904 20 25 37 30 40500 51000 17200 141
NKIS 20 20 28 42 20 32500 36500 15800 129
22 NKI22/16 22 26 34 16 17300 23600 17200 52
NKI22/20 22 26 34 20 22000 32000 17200 65.4
NA49/22 22 28 39 17 26000 29500 16100 80
NA69/22 22 28 39 30 42000 55000 16100 150
25 NKI25/20 25 29 38 20 27500 39000 15300 76
25 NKI25/30 25 29 38 30 37000 57000 15300 124
NA4905 25 30 42 17 26500 31500 14600 88
NA6905 25 30 42 30 44000 59000 14600 161
NKIS 25 25 32 47 22 38000 43500 13600 162
28 NKI28/20 28 32 42 20 29500 44500 14000 92.4
NKI28/30 28 32 42 30 39000 63000 14000 146
NA49/28 28 32 45 17 27500 33500 13400 98
NA69/28 28 32 45 30 45500 63000 13400 182
30 NKI30/20 30 35 45 20 31000 48500 12900 108
NKI30/30 30 35 45 30 46000 81000 12900 165
NA4906 30 35 47 17 28500 35500 12700 101
NA6906 30 35 47 30 49000 71000 12700 192
30 NKIS 30 30 37 52 22 41500 50000 12000 184
32 NKI32/20 32 37 47 20 28000 43500 12300 118
NKI32/30 32 37 47 30 42000 73000 12300 180
NA49/32 32 40 52 20 34500 47500 11700 158
NA69/32 32 40 52 36 53000 82000 11700 288
35 NKI35/20 35 40 50 20 33500 56000 11400 122
NKI35/30 35 40 50 30 44000 79000 11400 193
NA4907 35 42 55 20 35500 50000 10900 170
NA6907 35 42 55 36 54000 86000 10900 310
NKIS 35 35 43 58 22 44000 57000 10500 220
38 NKI38/20 38 43 53 20 30500 51000 10700 136
NKI38/30 38 43 53 30 45500 85000 10700 207
40 NKI40/20 40 45 55 20 35000 62000 10200 136
NKI40/30 40 45 55 30 52000 10300 10200 216
NA4908 40 48 62 22 48500 67000 9600 230
NA6908 40 48 62 40 74000 116000 9600 430
NKIS 40 40 50 65 22 48000 67000 9300 281
42 NKI42/20 42 47 57 20 32500 56000 9800 148
NKI42/30 42 47 57 30 48500 94000 9800 222
45 NKI45/25 45 50 62 25 48500 87000 9200 217
NKI45/35 45 50 62 35 67000 132000 9200 308
NA4909 45 52 68 22 51000 73000 8700 271
NA6909 45 52 68 40 79000 127000 8700 495
45 NKIS45 45 55 72 22 51000 74000 8400 336
50 NKI50/25 50 55 68 25 45500 82000 8400 270
NKI50/35 50 55 68 35 60000 118000 8400 379
NA4910 50 58 72 22 53000 80000 8000 274
NA6910 50 58 72 40 82000 139000 8000 515
NKIS 50 50 60 80 28 71000 98000 7500 518
55 NKI55/25 55 60 72 25 53000 103000 7700 255
NKI55/35 55 60 72 35 63000 130000 7700 379
NA4911 55 63 80 25 65000 100000 7300 393
NA6911 55 63 80 45 102000 176000 7300 780
NKIS 55 55 65 85 28 75000 108000 7000 558
60 NKI60/25 60 68 82 25 49500 89000 6800 394
NKI60/35 60 68 82 35 70000 139000 6800 553
NA4912 60 68 85 25 68000 108000 6800 426
NA6912 60 68 85 45 106000 191000 6800 808
NKIS 60 60 70 90 28 77000 113000 6500 560
65 NKI65/25 65 73 90 25 60000 100000 6300 467
NKI65/35 65 73 90 35 85000 156000 6300 659
NA4913 65 72 90 25 69000 112000 6300 456
NA6913 65 72 90 45 108000 198000 6300 833
NKIS 65 65 75 95 28 81000 123000 6100 641
70 NKI70/25 70 80 95 25 63000 119000 5800 521
NKI70/35 70 80 95 35 89000 184000 5800 737
NA4914 70 80 100 30 95000 156000 5800 728
70 NA6914 70 80 100 54 145000 265000 5800 1340
75 NKI75/25 75 85 105 25 78000 123000 5400 641
NKI75/35 75 85 105 35 111000 193000 5400 908
NA4915 75 85 105 30 97000 162000 5400 775
NA6915 75 85 105 54 147000 275000 5400 1450
80 NKI80/25 80 90 110 25 81000 132000 5100 677
NKI80/35 80 90 110 35 116000 208000 5100 959
NA4916 80 90 110 30 101000 174000 5200 878
NA6916 80 90 110 54 153000 300000 5200 1522
85 NKI85/26 85 95 115 26 83000 137000 4850 734
NKI85/36 85 95 115 36 121000 223000 4850 1040
85 NA4917 85 100 120 35 125000 237000 4800 1250
NA6917 85 100 120 63 188000 400000 4800 2200
90 NKI90/26 90 100 120 26 86000 146000 4600 778
NKI90/36 90 100 120 36 125000 237000 4600 1090
NA4918 90 105 125 35 129000 250000 4550 1312
NA6918 90 105 125 63 195000 425000 4550 2310
95 NKI95/26 95 105 125 26 89000 155000 4400 816
NKI95/36 95 105 125 36 129000 250000 4400 1145
NA4919 95 110 130 35 131000 260000 4350 1371
NA6919 95 110 130 63 197000 440000 4350 2500
100 NKI100/30 100 110 130 30 111000 210000 4200 990
NKI100/40 100 110 130 40 143000 290000 4200 1330
NA4920 100 115 140 40 144000 270000 4100 1900
110 NA4922 110 125 150 40 149000 290000 3750 2070
NA4822 110 120 140 30 106000 216000 3900
120 NA4924 120 135 165 45 205000 390000 3450 2860
NA4824 120 130 150 30 112000 239000 3650
130 NA4926 130 150 180 50 229000 470000 3150 3900
NA4826 130 145 165 35 134000 310000 3300
140 NA4928 140 160 190 50 237000 500000 2950 4150
NA4828 140 155 175 35 136000 325000 3100
150 NA4830 150 165 190 40 172000 400000 2900
160 NA4832 160 175 200 40 181000 435000 2700
170 NA4834 170 185 215 45 209000 510000 2550
180 NA4836 180 195 225 45 219000 550000 2420
190 NA4838 190 210 240 50 255000 690000 2280
200 NA4840 200 220 250 50 260000 720000 2150
220 NA4844 220 240 270 50 275000 790000 1980
240 NA4848 240 265 300 60 400000 1080000 1780
260 NA4852 260 285 320 60 415000 1160000 1660
280 NA4856 280 305 350 69 510000 1300000 1540
300 NA4860 300 330 380 80 700000 1770000 1420
320 NA4864 320 350 400 80 710000 1850000 1340
340 NA4868 340 370 420 80 730000 1940000 1270
360 NA4872 360 390 440 80 740000 2020000 1210
380 NA4876 380 415 480 100 1130000 2900000 1130

  • FAQ:

  • 1. What is your the payment condition?

    For regular products,No advance payment is needed, you can make 100% payment before shipment accordingly.

    For customized products,our payment term normally is 30% of advance, the balance 70% against copy of BOL.

    For our long term customers,you can pay 1 month after receiving the good.

    2. What is your sales turnover?

    Our whole year sales turnover in 2023 to 2024 is 11 million dollars

    3. Do you have any certifications?

    Yes, We are an IATF16949 certified needle bearings manufacturer since 2011.

  • 4.What about the lead time?

  • Our production period is 30-45 days

  • 5.What is your production capacity?

  • We are able to produce over 100 million pieces of bearings per year with different sizes and types

  • About us:

  • ChangzhouZhihua Bearings Co.,Ltd. is an ISO9001 & TS16949 certified company which specializes in manufacturing high quality drawn up needle roller bearings, cylindricial roller bearings and Related Components. We registered our own Trade Mark "CZH" in 2011.

    Founded in 2004, CZH has grown to be one of the leading Manufacturer of Needle Roller Bearings, Cylindrical Roller Bearings. CZH is capable of Manufacturing both standard and custom bearings, we are dedicating to provide high quality products with competitive price since establishment. With the support of it's Engineering Department CZH is able to offer solutions and new projects which well suit the different requirements.

    CZH's Know-how, Innovation, Solution and the most up-to-date production system are making CZH expand and develop constantly.

    Our products are competitive worldwide.

    Allow us an opportunity to use our expertise to meet your bearing needs.

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