precision bearing NA6909 needle roller bearing NA 6909 double row size 45x68x40mm
USD $1 - $4.8 /Piece
Min.Order:10 Pieces
Shandong Bohong Bearing Co., Ltd.
manufacturer supply NA RNA series 6910 NA6910 RNA6910 germany needle roller bearing size 50x72x40
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thrust bearing RAX718 rax series needle roller bearing rax 718 size 18x24x18.2mm
precision bearing NA6909 needle roller bearing NA 6909 single row size 45x68x40mm
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: NA6909 needle roller bearing | |
Fw | 45mm |
D | 68mm |
C | 40mm |
Mass | 0.49kgs |
Bearing type | insert bearing |
Bearing number of row | double row needle roller bearing |
Bearing cage type | steel cage bearing |
Bearing closure type | open bearing, sealed bearing 2RS |
Bearing material | steel bearings, stainless steel bearing |
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 |