Needle roller bearings with machined rings are made of carbon chromium bearing steel. SKF supplies these bearings with or without flanges on the outer ring, in a wide range of series and sizes. SKF also supplies them with or without an inner ring
Needle Roller Bearings with Machined Rings without an inner rings
ID OD Width RPM Limit Speed Model Variation 5 10 12 36,000 40,000 NK 5/12 TN 5 10 8 36,000 40,000 RNAO 5x10x8 TN 5 10 10 36,000 40,000 NK 5/10 TN 6 13 8 34,000 38,000 RNAO 6x13x8 TN 6 12 12 34,000 38,000 NK 6/12 TN 6 12 10 34,000 38,000 NK 6/10 TN 7 14 8 32,000 36,000 RNAO 7x14x8 TN 7 14 12 32,000 36,000 NK 7/12 TN 7 14 10 32,000 36,000 NK 7/10 TN 8 15 10 32,000 36,000 RNAO 8x15x10 TN 8 15 12 32,000 36,000 NK 8/12 TN 8 15 16 32,000 36,000 NK 8/16 TN 9 16 12 30,000 34,000 NK 9/12 TN 9 16 16 30,000 34,000 NK 9/16 TN 10 17 10 28,000 32,000 RNAO 10x17x10 TN 10 17 16 28,000 32,000 NK 10/16 TN 10 17 12 28,000 32,000 NK 10/12 TN 12 22 12 26,000 30,000 RNAO 12x22x12 TN 12 19 16 26,000 30,000 NK 12/16 12 19 12 26,000 30,000 NK 12/12 14 22 13 24,000 28,000 RNA 4900 14 22 16 24,000 28,000 NK 14/16 14 22 13 12,000 RNA 4900 RS 14 22 20 24,000 28,000 NK 14/20 14 22 13 12,000 RNA 4900.2RS 15 23 13 24,000 28,000 RNAO 15x23x13 15 23 20 24,000 26,000 NK 15/20 15 23 16 24,000 26,000 NK 15/16 16 24 13 22,000 26,000 RNA 4901 16 24 13 11,000 RNA 4901 RS 16 28 12 22,000 26,000 RNAO 16x28x12 16 24 22 22,000 26,000 RNA 6901 16 24 13 24,000 26,000 RNAO 16x24x13 16 24 13 11,000 RNA 4901.2RS 16 24 20 22,000 26,000 NK 16/20 16 24 16 22,000 26,000 NK 16/16 17 25 13 22,000 26,000 RNAO 17x25x13 17 25 20 22,000 26,000 NK 17/20 17 25 16 22,000 26,000 NK 17/16 18 30 24 20,000 24,000 RNAO 18x30x24 18 26 20 22,000 24,000 NK 18/20 18 26 16 22,000 24,000 NK 18/16 19 27 20 20,000 24,000 NK 19/20 19 27 16 20,000 24,000 NK 19/16 20 28 20 19,000 22,000 NK 20/20 20 28 13 19,000 22,000 RNA 4902 20 28 13 9,500 RNA 4902.2RS 20 28 23 19,000 22,000 RNA 6902 20 28 16 19,000 22,000 NK 20/16 20 32 20 18,000 20,000 NKS 20 20 28 13 20,000 22,000 RNAO 20x28x13 20 28 26 20,000 22,000 RNAO 20x28x26 20 32 12 19,000 22,000 RNAO 20x32x12 20 28 13 9,500 RNA 4902 RS 21 29 16 19,000 22,000 NK 21/16 21 29 20 19,000 22,000 NK 21/20 22 30 13 18,000 20,000 RNA 4903 22 30 13 18,000 20,000 RNAO 22x30x13 22 30 23 18,000 20,000 RNA 6903 22 35 16 17,000 19,000 RNAO 22x35x16 22 35 20 16,000 19,000 NKS 22 22 30 13 9,000 RNA 4903.2RS 22 30 13 9,000 RNA 4903 RS 22 30 16 18,000 20,000 NK 22/16 22 30 20 18,000 20,000 NK 22/20 24 32 20 16,000 19,000 NK 24/20 24 37 20 15,000 17,000 NKS 24 24 32 16 16,000 19,000 NK 24/16 25 37 17 15,000 17,000 RNA 4904 25 37 16 15,000 17,000 RNAO 25x37x16 25 33 16 16,000 18,000 NK 25/16 25 37 30 15,000 17,000 RNA 6904 25 33 20 16,000 18,000 NK 25/20 25 38 20 15,000 17,000 NKS 25 25 37 17 7,500 RNA 4904 RS 25 35 17 16,000 18,000 RNAO 25x35x17 25 35 26 16,000 18,000 RNAO 25x35x26 25 37 17 7,500 RNA 4904.2RS 26 34 16 15,000 17,000 NK 26/16 26 34 20 15,000 17,000 NK 26/20 28 39 30 14,000 15,000 RNA 69/22 28 37 20 14,000 16,000 NK 28/20 28 42 20 13,000 15,000 NKS 28 28 39 17 14,000 15,000 RNA 49/22 28 37 30 14,000 16,000 NK 28/30 29 38 30 14,000 15,000 NK 29/30 29 38 20 14,000 15,000 NK 29/20 TN 30 42 17 13,000 15,000 RNA 4905 30 40 30 13,000 15,000 NK 30/30 TN 30 42 17 6,300 RNA 4905.2RS 30 40 17 13,000 15,000 RNAO 30x40x17 30 42 30 13,000 15,000 RNA 6905 30 42 17 6,300 RNA 4905 RS 30 42 32 13,000 15,000 RNAO 30x42x32 30 40 20 13,000 15,000 NK 30/20 TN 30 45 22 12,000 14,000 NKS 30 30 42 16 13,000 15,000 RNAO 30x42x16 32 45 30 12,000 14,000 RNA 69/28 32 42 30 12,000 14,000 NK 32/30 32 45 17 12,000 14,000 RNA 49/28 32 42 20 12,000 14,000 NK 32/20 TN 32 47 22 12,000 13,000 NKS 32 35 47 17 11,000 13,000 RNA 4906 35 47 18 11,000 13,000 RNAO 35x47x18 35 45 30 11,000 13,000 NK 35/30 TN 35 47 17 5,600 RNA 4906 RS 35 47 16 11,000 13,000 RNAO 35x47x16 35 47 30 11,000 13,000 RNA 6906 35 47 17 5,600 RNA 4906.2RS 35 47 32 11,000 13,000 RNAO 35x47x32 35 45 20 11,000 13,000 NK 35/20 TN 35 45 13 12,000 13,000 RNAO 35x45x13 35 45 17 12,000 13,000 RNAO 35x45x17 35 50 22 11,000 12,000 NKS 35 35 45 26 12,000 13,000 RNAO 35x45x26 37 47 20 11,000 12,000 NK 37/20 37 47 30 11,000 12,000 NK 37/30 37 52 22 10,000 12,000 NKS 37 38 48 20 11,000 12,000 NK 38/20 38 48 30 11,000 12,000 NK 38/30 40 52 36 10,000 11,000 RNA 69/32 40 50 20 10,000 11,000 NK 40/20 TN 40 50 34 10,000 12,000 RNAO 40x50x34 40 50 30 10,000 11,000 NK 40/30 40 55 40 10,000 11,000 RNAO 40x55x40 40 52 20 10,000 11,000 RNA 49/32 40 55 20 10,000 11,000 RNAO 40x55x20 40 50 17 10,000 12,000 RNAO 40x50x17 40 55 22 9,500 11,000 NKS 40 42 55 20 9,500 11,000 RNA 4907 42 55 20 4,800 RNA 4907 RS 42 55 36 9,500 11,000 RNA 6907 42 52 20 9,500 11,000 NK 42/20 42 52 30 9,500 11,000 NK 42/30 42 55 20 4,800 RNA 4907.2RS 43 53 20 9,500 11,000 NK 43/20 43 53 30 9,500 11,000 NK 43/30 43 58 22 9,000 10,000 NKS 43 45 62 40 9,000 10,000 RNAO 45x62x40 45 55 30 9,000 10,000 NK 45/30 TN 45 55 20 9,000 10,000 NK 45/20 TN 45 60 22 8,500 10,000 NKS 45 45 55 17 9,000 10,000 RNAO 45x55x17 47 57 20 8,500 10,000 NK 47/20 47 57 30 8,500 10,000 NK 47/30 48 62 22 8,000 9,500 RNA 4908 48 62 40 8,000 9,500 RNA 6908 48 62 22 4,000 RNA 4908 RS 48 62 22 4,000 RNA 4908.2RS 50 62 35 8,000 9,000 NK 50/35 TN 50 62 20 8,500 9,500 RNAO 50x62x20 50 65 20 8,000 9,000 RNAO 50x65x20 50 62 25 8,000 9,000 NK 50/25 TN 50 65 22 8,000 9,000 NKS 50 50 65 40 8,000 9,000 RNAO 50x65x40 52 68 22 7,500 8,500 RNA 4909 52 68 22 3,800 RNA 4909.2RS 52 68 40 7,500 8,500 RNA 6909 52 68 22 3,800 RNA 4909 RS 55 68 20 7,500 8,500 RNAO 55x68x20 55 68 25 7,500 8,500 NK 55/25 55 68 35 7,500 8,500 NK 55/35 55 72 22 7,000 8,000 NKS 55 58 72 22 7,000 8,000 RNA 4910 58 72 40 7,000 8,000 RNA 6910 58 72 22 3,400 RNA 4910 RS 58 72 22 3,400 RNA 4910.2RS 60 72 35 6,700 7,500 NK 60/35 60 78 20 6,700 7,500 RNAO 60x78x20 60 78 40 6,700 7,500 RNAO 60x78x40 60 80 28 6,300 7,500 NKS 60 60 72 25 6,700 7,500 NK 60/25 TN 63 80 25 6,300 7,000 RNA 4911 63 80 45 6,300 7,000 RNA 6911 65 78 35 6,300 7,000 NK 65/35 65 78 25 6,300 7,000 NK 65/25 65 85 30 6,300 7,000 RNAO 65x85x30 65 85 28 6,000 6,700 NKS 65 68 85 25 6,000 6,700 RNA 4912 68 85 45 6,000 6,700 RNA 6912 68 82 35 6,000 6,700 NK 68/35 68 82 25 6,000 6,700 NK 68/25 70 90 28 5,600 6,300 NKS 70 70 85 25 6,000 6,700 NK 70/25 70 85 35 6,000 6,700 NK 70/35 70 90 30 6,000 6,700 RNAO 70x90x30 72 90 25 5,600 6,300 RNA 4913 72 90 45 5,600 6,300 RNA 6913 73 90 35 5,600 6,300 NK 73/35 73 90 25 5,600 6,300 NK 73/25 75 95 28 5,300 6,000 NKS 75 75 92 35 5,300 6,000 NK 75/35 75 92 25 5,300 6,000 NK 75/25 80 100 30 5,000 5,600 RNA 4914 80 100 54 5,000 5,600 RNA 6914 80 95 25 5,000 5,600 NK 80/25 80 95 35 5,000 5,600 NK 80/35 80 100 30 5,000 6,000 RNAO 80x100x30 85 105 30 4,800 5,300 RNA 4915 85 105 54 4,800 5,300 RNA 6915 85 105 35 4,800 5,300 NK 85/35 85 105 25 4,800 5,300 NK 85/25 90 110 30 4,500 5,000 RNA 4916 90 105 26 4,500 5,300 RNAO 90x105x26 90 110 54 4,500 5,000 RNA 6916 90 110 30 4,500 5,300 RNAO 90x110x30 90 110 35 4,500 5,000 NK 90/35 90 110 25 4,500 5,000 NK 90/25 95 115 26 4,300 4,800 NK 95/26 95 115 36 4,300 4,800 NK 95/36 100 120 26 4,000 4,500 NK 100/26 100 120 35 4,000 4,500 RNA 4917 100 120 63 4,000 4,500 RNA 6917 100 120 30 4,000 4,800 RNAO 100x120x30 100 120 36 4,000 4,500 NK 100/36 105 125 36 3,800 4,300 NK 105/36 105 125 35 3,800 4,300 RNA 4918 105 125 26 3,800 4,300 NK 105/26 105 125 63 3,800 4,300 RNA 6918 110 130 35 3,600 4,000 RNA 4919 110 130 40 3,600 4,000 NK 110/40 110 130 30 3,600 4,000 NK 110/30 110 130 63 3,600 4,000 RNA 6919 115 140 40 3,400 4,000 RNA 4920 120 140 30 3,400 3,800 RNA 4822 125 150 40 3,200 3,600 RNA 4922 130 150 30 3,200 3,600 RNA 4824 135 165 45 3,000 3,400 RNA 4924 145 165 35 2,800 3,200 RNA 4826 150 180 50 2,600 3,000 RNA 4926 155 175 35 2,600 3,000 RNA 4828 160 190 50 2,400 2,800 RNA 4928 165 190 40 2,400 2,800 RNA 4830 175 200 40 2,200 2,600 RNA 4832 185 215 45 2,200 2,400 RNA 4834 195 225 45 2,000 2,400 RNA 4836 210 240 50 1,900 2,200 RNA 4838 220 250 50 1,800 2,000 RNA 4840 240 270 50 1,700 1,900 RNA 4844 265 300 60 1,500 1,700 RNA 4848 285 320 60 1,400 1,500 RNA 4852 305 350 69 1,300 1,400 RNA 4856 330 380 80 1,100 1,300 RNA 4860 350 400 80 1,100 1,200 RNA 4864 370 420 80 1,000 1,200 RNA 4868 390 440 80 950 1,100 RNA 4872 415 480 100 900 1,000 RNA 4876