Solid Collar NA 495 Flat Needle Crossed Single Row Roller Bearing with inner ring
Needle Roller Bearing :
Needle roller bearing is thin and long relative to its diameter,compare with cylindrical roller, such is called needle roller. Despite of the smaller cross-section,
bearing still has a higher load bearing capacity, so it is especially suitable for radial
space restricted applications.
Needle roller bearings design include:
- Drawn Cup Needle Roller Bearings
- Solid Cup Needle Roller Bearings
- Cage and Needle Roller Assemblies
- Inner rings for Needle Roller Bearings
- Cam and Roller Followers
- Needle Rollers
- Needle Roller Thrust Bearings
- Combined Needle Roller Bearings
Needle roller:
1. GCr15 bearing steel.
2. Through grinding machine grinding.
3. HRC60-64.
Specification:
1.Needle roller bearing is a cylindrical roller of roller bearings, relative to its diameter, roller is thin and long.This is called needle roller.Although has a small cross-section, bearing still has high load capacity.
2.Needle bearing with fine and long roller, so the radial structure is compact, its diameter and load capacity at the same time, with other types of bearing outside diameter to a minimum, especially suitable for the limited size of the radial installation supporting results.
3.In order to ensure the load capacity and operation performance and you have the same ring bearing, axis or shell hole hardness on the surface of the raceway, machining accuracy and surface quality should be as a bearing ring raceway.
| Package | Plastic Tube for bearings, and carton package outside |
| Shipping | Express,air shipment, and sea shipment are available |
| Service | OEM Service, and can print your onw logo after authorization |
We can get back to you quickly, usually within 1 business day and try our best to meet your requirements of package, shipping and other points you concern.
Part of the bearing specification :
| NO. | NO. | SIZE (MM) | BASIC LOAD RATING (KN) | LIMITING SPEED |
| with inner | without inner | d | | D | B | rs/min | C | C0 | r/min |
| NA495 | RNA495 | 5 | | 13 | 10 | 0.15 | 2.24 | 2.02 | 27200 |
| NA496 | RNA496 | 6 | | 15 | 10 | 0.15 | 3.14 | 2.62 | 25600 |
| NA497 | RNA497 | 7 | | 17 | 10 | 0.15 | 2.44 | 2.77 | 24000 |
| NA498 | RNA498 | 8 | | 19 | 11 | 0.2 | 4.71 | 3.82 | 22400 |
| NA499 | RNA499 | 9 | | 20 | 11 | 0.3 | 5.02 | 4.79 | 20800 |
| NA4900 | RNA4900 | 10 | | 22 | 13 | 0.3 | 8.5 | 9.2 | 25000 |
| NA4901 | RNA4901 | 12 | | 24 | 13 | 0.3 | 9.4 | 10.9 | 24000 |
| NA4902 | RNA4902 | 15 | | 28 | 13 | 0.3 | 10.6 | 13.6 | 22000 |
| NA4903 | RNA4903 | 17 | | 30 | 13 | 0.3 | 11 | 14.6 | 21000 |
| NA4904 | RNA4904 | 20 | | 37 | 17 | 0.3 | 21 | 25.5 | 17000 |
| NA49/22 | RNA49/22 | 22 | | 39 | 17 | 0.3 | 22.8 | 29.5 | 16000 |
| NA4905 | RNA4905 | 25 | | 42 | 17 | 0.3 | 23.6 | 31.5 | 15000 |
| NA49/28 | RNA49/28 | 28 | | 45 | 17 | 0.3 | 24.4 | 33.5 | 13000 |
| NA4906 | RNA4906 | 30 | | 47 | 17 | 0.3 | 25 | 35.5 | 13000 |
| NA49/32 | RNA49/32 | 32 | | 52 | 20 | 0.6 | 30.5 | 47.5 | 12000 |
| NA4907 | RNA4907 | 35 | | 55 | 20 | 0.6 | 31.5 | 50 | 11000 |
| NA4908 | RNA4908 | 40 | | 62 | 22 | 0.6 | 43 | 67 | 9500 |
| NA4909 | RNA4909 | 45 | | 68 | 22 | 0.6 | 45 | 73 | 8500 |
| NA4910 | RNA4910 | 50 | | 72 | 22 | 0.6 | 47 | 80 | 8000 |
| NA4911 | RNA4911 | 55 | | 80 | 25 | 1 | 58 | 100 | 7500 |
| NA4912 | RNA4912 | 60 | | 85 | 25 | 1 | 60 | 108 | 7000 |
| NA4913 | RNA4913 | 65 | | 90 | 25 | 1 | 61 | 112 | 6500 |
| NA4914 | RNA4914 | 70 | | 100 | 30 | 1 | 84 | 156 | 6000 |
| NA4915 | RNA4915 | 75 | | 105 | 30 | 1 | 86 | 162 | 5500 |
| NA4916 | RNA4916 | 80 | | 110 | 30 | 1 | 89 | 174 | 5000 |
| NA4917 | RNA4917 | 85 | | 120 | 35 | 1.1 | 111 | 237 | 4800 |
| NA4918 | RNA4918 | 90 | | 125 | 35 | 1.1 | 114 | 250 | 4300 |
| NA4919 | RNA4919 | 95 | | 130 | 35 | 1.1 | 116 | 260 | 4400 |
| NA4920 | RNA4920 | 100 | | 140 | 40 | 1.1 | 128 | 270 | 4100 |
| NA4922 | RNA4922 | 110 | | 150 | 40 | 1.1 | 132 | 290 | 3800 |
| NA4924 | RNA4924 | 120 | | 165 | 45 | 1.1 | 181 | 390 | 3400 |
| NA4926 | RNA4926 | 130 | | 180 | 50 | 1.5 | 203 | 470 | 3200 |
| NA4928 | RNA4928 | 140 | | 190 | 50 | 1.5 | 209 | 500 | 3000 |
FAQ
Q: Are you trading company or manufacturer ?
Q: How long is your delivery time?
A: Generally it is 7-15 days if the goods are in stock. or it is 15-30 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.
NA495 Needle Roller Bearing:
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Solid Collar NA 495 Flat Needle Crossed Single Row Roller Bearing with inner ring Images
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