Home > Products > Needle Roller Bearing > best price single row germany original NA4909 2RS machine needle roller bearing NA 4909 size 45x68x22mm
best price single row germany original NA4909 2RS machine needle roller bearing NA 4909 size 45x68x22mm
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Product Details
| Brand Name: | BHR, OEM | Place of Origin: | Shandong, China | Model Number: | NA4909 |
| Number of Row: | Single Row | Seals Type: | Open bearing, sealed bearing 2RS | Precision Rating: | P0 P6 P5 P4 precision bearing |
Product Description
best price single row germany original NA4909 2RS machine needle roller bearing NA 4909 size 45x68x22mm
Needle roller bearings are bearings with cylindrical rollers that are small in diameter relative to their length. The modified roller/raceway profile prevents stress peaks to extend bearing service life.
BHR supplies needle roller bearings in many different designs, series and in a wide range of sizes, which make them appropriate for a wide variety of operating conditions and applications.
1. Needle roller and cage assembly
2. Drawn cup needle roller bearings
3. Needle roller bearings with machine rings
4. Alignment needle roller bearings
5. Universal joint bearings
6. Combined needle roller bearings
7. Needle roller thrust bearings
8. Cam follower, track rollers
Specifications: NA4909 needle roller bearing | |
Type | needle roller bearing |
Bore size | 45mm |
Outer diameter | 68mm |
Thickness | 22mm |
Bearing number of row | single row |
Bearing closure type | open bearing, sealed bearing 2RS |
Bearing cage type | steel cage |
Precision rate | grade p0 p4 p5 p6 |
Bearing material | Gcr15 steel bearing |
Needle roller bearing size
| Bearing No. | Boundary dimensions(mm) | Basic load ratings(N) | Limiting speeds | Mass(g) | ||||
| d | Fw | D | B | Cr | Cor | Oil | ||
| NA4900 | 10 | 14 | 22 | 13 | 8006 | 9000 | 23700 | 21.00 |
| NA4901 | 12 | 16 | 24 | 13 | 5047 | 6352 | 20000 | 25.10 |
| NA4902 | 15 | 20 | 28 | 13 | 6447 | 9053 | 18800 | 32.00 |
| NA4903 | 17 | 22 | 30 | 13 | 7010 | 10010 | 17000 | 32.80 |
| NA4904 | 20 | 25 | 37 | 17 | 11912 | 16594 | 16200 | 70.20 |
| NA49/22 | 22 | 28 | 39 | 17 | 12996 | 19175 | 14360 | 76.00 |
| NA4905 | 25 | 30 | 42 | 17 | 13452 | 20475 | 13832 | 76.00 |
| NA49/28 | 28 | 32 | 45 | 17 | 13900 | 20100 | 13832 | 90.70 |
| NA49/32 | 32 | 40 | 52 | 20 | 19000 | 32600 | 11134 | 150.00 |
| NA4907 | 35 | 42 | 55 | 20 | 19800 | 41500 | 11134 | 151.00 |
| NA4908 | 40 | 48 | 62 | 22 | 31036 | 63873 | 8567 | 123.00 |
| NA4909 | 45 | 50 | 68 | 22 | 37000 | 96500 | 8052 | 260.00 |
| NA4910 | 50 | 58 | 72 | 22 | 41000 | 72000 | 7526 | 264.00 |
| NA4911 | 55 | 63 | 80 | 25 | 50600 | 96580 | 7156 | 386.00 |
| NA4912 | 60 | 68 | 85 | 25 | 52800 | 110500 | 6022 | 412.00 |
| NA4913 | 65 | 72 | 90 | 25 | 57500 | 110500 | 6022 | 435.00 |
| NA4914 | 70 | 80 | 100 | 30 | 79000 | 154000 | 5111 | 712.00 |
| NA4915 | 75 | 85 | 105 | 30 | 82000 | 158000 | 5111 | 765.00 |
| NA4916 | 80 | 90 | 110 | 30 | 81000 | 170500 | 5111 | 870.00 |
| NA4917 | 85 | 100 | 120 | 35 | 111000 | 237000 | 4600 | 1250.00 |
| NA4918 | 90 | 105 | 125 | 35 | 114000 | 250000 | 4400 | 1312.00 |
| NA4919 | 95 | 110 | 130 | 35 | 116000 | 260000 | 4200 | 1371.00 |
| NA4920 | 100 | 115 | 140 | 40 | 120000 | 2740000 | 4000 | 1900.00 |
| NA4922 | 110 | 125 | 150 | 40 | 132000 | 290000 | 3700 | 2070.00 |
Contact Us
- Shandong Bohong Bearing Co., Ltd.
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