High Precison caged needle bearings , high material needle ball
bearing NA 4920
NA4920 Needle Roller Bearing, Bearing inner diameter is 100mm, Bearing outer diameter is 140mm and Bearing width is 40mm.
Item: NA4920 Needle Roller Bearing
Type: Needle Roller Bearings
Size: 100mm x140mm x 40mm
Bearing Inner Diameter: 100mm
Bearing Outer Diameter: 140mm
Bearing Width: 40mm
| Model | Weight(g) | Inner diameter(mm) | Outer diameter(mm) | High(mm) |
| NA4920 | 1900 | 100 | 140 | 40
|
Cage:
1. High quality low carbon steel pipe.
2. General type car made after punching.
3. Heat treatment, carburizing, nigrities.
Needle roller:
1. GCr15 bearing steel.
2. Through grinding machine grinding.
3. HRC60-64.
Apply To :
Our products are widely used in textile machinery, printing
machinery, tobacco machinery, engineering machinery, sewing
machinery, food processing machinery, packaging machinery,
motorcycle, moped, electric tools, automobiles, office equipment,
automatic washing machine, mining machinery and other fields.
| 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.
NA4920 Needle Roller Bearing:
