Main Products: Cylindrical Roller Bearing ,Spherical Roller Bearing ,Pillow Block Bearing ,Auto Bearing
CNC machine parts germany original NKI NK series NKI30/20 needle roller bearing NK30/20 size 30x45x20mm
USD $1 - $3 /Piece
Min.Order:30 Pieces
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Shandong Bohong Bearing Co., Ltd.
Business Type: AgentMain Products: Cylindrical Roller Bearing ,Spherical Roller Bearing ,Pillow Block Bearing ,Auto BearingProduct Details
CNC machine parts germany original NKI NK series NKI30/20 needle roller bearing NK30/20 size 30x45x20mm
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: NKI30/20 needle roller bearing | |
Bearing bore size | 30mm |
Outer diameter | 45mm |
Bearing thickness | 20mm |
r min | 0.3mm |
Mass | 0.11kgs |
Bearing number of row | single roller |
Bearing type | needle roller bearing |
Bearing material | steel bearing |
Precision rate | grade p4 p5 p6 p0 |
Needle roller bearing size
| Shaft | Bearing | Mass | Dimensions (mm) | Basic Load Ratings | Limiting | ||||
| Diameter | P.No. | Fw | D | C | r | Cr | Cor | Speed | |
| mm | g | min. | kN | kN | rpm | ||||
| 5 | NK 5/10TN | 3.1 | 5 | 10 | 10 | 0.15 | 2.5 | 2 | 37000 |
| NK 5/12TN | 3.7 | 5 | 10 | 12 | 0.15 | 3.05 | 2.99 | 37000 | |
| 6 | NK 6/10TN | 4.7 | 6 | 12 | 10 | 0.15 | 2.33 | 2.2 | 33000 |
| 6 | NK 6/12TN | 5.7 | 6 | 12 | 12 | 0.15 | 3.3 | 3.45 | 33000 |
| 7 | NK 7/10TN | 6.9 | 7 | 14 | 10 | 0.3 | 3.33 | 3.15 | 31000 |
| NK 7/12TN | 8.2 | 7 | 14 | 12 | 0.3 | 4.19 | 4.24 | 31000 | |
| 8 | NK 8/12TN | 8.7 | 8 | 15 | 12 | 0.3 | 4.1 | 4.3 | 29000 |
| NK 8/16TN | 12 | 8 | 15 | 16 | 0.3 | 4.9 | 5.4 | 29000 | |
| 9 | NK 9/12TN | 10.3 | 9 | 16 | 12 | 0.3 | 4.75 | 5.3 | 28000 |
| 10 | NK 10/12 | 10 | 10 | 17 | 12 | 0.3 | 5.01 | 5.82 | 27000 |
| NK 10/16 | 13 | 10 | 17 | 16 | 0.3 | 6.51 | 8.12 | 27000 | |
| 12 | NK 12/12 | 12 | 12 | 19 | 12 | 0.3 | 6.4 | 7.1 | 25000 |
| NK 12/16 | 16 | 12 | 19 | 16 | 0.3 | 9.1 | 11 | 25000 | |
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