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Needle Roller Bearings NA6918 NA6919 RNA6903X2A RNA6905X2A RNA69/28A RAN6900 RAN6901 RAN6902 for Shanqi/Delong/HOWO/SCANIA/Volvo Weighty Load Vans
Causes to decide on Guomai Bearings as your impartial needle roller/rolling bearings partner
1. Bearing planning: Guomai has our very own bearing R&D group and adopts Germany technologies. This allows us to provide OEM and ODM service to you.
2. Manufacturing method:We strictly comply with the 5S creation approach and obtained ISO9001:2008 quality administration technique certification. Apart from, we released from overseas ept well-known brands lathes and heat therapy equipment, this allows us to supply higher precision bearings with similar high quality to ept renowned makes such as SKF, ,TIMKEN,NSK,NTN,KOYO,NACHI and so on.
3. Resources: To make certain the large top quality of bearings, we use high carbon chrome bearing steel which supplies substantial rigidity, and higher resistance to abrasive wear to create the bearings. Minimal carbon chilly rolled steel and minimal carbon stainless steel is also utilised in accordance to customers’ demands.
4. Quality inspection: All bearings will be strictly analyzed ahead of packing. We have Taylor talysurf, hardness meter,clearance detector,vibration(speed) measuring instrument,roundness instrument to ensure all bearings are competent with the requirements.
five. Lubricants: Appropriate lubricants are utilized to defend the bearings from oxidation or corrosion of parts therefore permit our bearings with longer lifetime, reduced noise and far better high temperature functionality. Assortment of lubricants is typically governed by the bearing application. Proper selection of higher high quality lubricants could avoid metal to steel speak to and perform heat absent from the bearings.
six. Packing: Guomai bearings pay out attention to each element in the bearing generation method. We undertake plastic bag, Kraft paper, thick paper box and cartons to protect the bearings from unexpectable harm in the course of the transportation and warehouse inventory.
seven. Manufacturing unit immediate advertising and marketing: We are the manufacturing facility and not the distributor or ept agent, so we could offer the identical good quality with aggressive price tag.
What is Needle Roller Bearing?
A needle roller bearing is a special sort of roller bearing which makes use of prolonged, slim cylindrical rollers loo ept like stitching needles. Rollers of common roller bearings are only slightly for a longer time than their diameter, but needle rollers are at the very least four occasions for a longer time than their diameter. Like all the other bearings, they are used to lessen the friction of rotating surface.
In contrast to ball bearings and other conventional roller bearings, needle bearings have a larger surface location in speak to with the raceways, so they can assist a higher radial load but not axial load. They are also thinner, so they require less clearance in between the axle and the encompassing composition.
Needle bearings are widely used in ept elements such as rocker arm pivots, pumps, compressors, and transmissions. The drive shaft of a rear-wheel drive car usually has at least eight needle bearings (4 in every U joint) and usually a lot more if it is specifically long, or operates on steep slopes.
Diverse sorts of needle bearings are available in a extensive variety of measurements and tolerances, for a multitude of applications such as gearboxes, automotive energy transmission programs, two and 4 stroke engines, planetary equipment sets and air compressors.
Needle roller and cage assemblies are supplied in single or double row, strong or split cage, metric and inch measurements. One and double row bearings are offered with or without having ribs, and with or without having interior rings.
Needle roller/rolling bearings requirements
|Shaft Diameter||Bearing Designation and Mass Approx||Boudary Proportions||Simple Load Ranking||Restricting Speed|
|Open up||Closed||FW||D||C||Cr Dynamic||Cor Static||Oil|
———————————-About Guomai Bearing Manufacturing unit———————
ZheJiang Guomai Bearing Co.,Ltd(hereinafter referred to as Guomai) was set up in 1999, with much more than twenty a long time of bearing research and production knowledge. The manufacturing facility handles an area of 16000 sq. meters,7000 of which is production region and the other is place of work and warehouse. Guomai has large inventory for normally employed bearing types and this permits us to provide the bearing to consumers within the shortest time.
There are complete 160 staffs, 6 automatic bearing assembly traces,116 CNC devices and 22 sets of precise inspection instruments. We not only have our own R&D team but also cooperate with ZheJiang University of Science and Technology, HangZhou Bearing Research Institute to create new bearing designing and producing engineering.
In addition to typical bearings, Guomai also provides OEM and ODM provider to our respectable clients to meet up with their individual specifications.We released advanced milling, turning devices, warmth therapy gear and bearing screening machines to guarantee the quality of the bearings since we know “High quality is the existence of Guomai” .Now our top products contain taper roller bearing, angular contact ball bearing, deep groove bearing ,spherical bearing and cylindrical roller bearing with P5, P4 accuracy grade.
Soon after so many a long time of building, Guomai has constructed up an outstanding revenue network inside China. Our two bearing manufacturers “CVZ” and “Bentu” are ept recognized and have large popularity inside of the industrial tools and components subject. Furthermore, with confidence of our bearing quality, we started out to export our bearings 4 years in the past. Customers from Europe, North The usa, Middle East, Southeast Asia and Africa have appreciated the contentment our bearings brought to them.
Guomai Bearing always upholds “Win-Get” spirit and thinks in “Specifics figure out accomplishment” philosophy, and maintain enhancing bearing high quality in the previous twenty many years. Some sequence of our bearings have equivalent high quality with SKF, NSK, Timken, NACHI, KOYO, NTN and other ept renowned manufacturers but with decrease price.
Bathroom ept to the potential, Guomai will insist on the ept innovation and processing amounts to give the most appropriate bearing merchandise and support to our consumers.
Bearing web page description and models might be restricted, please get in touch with us for more data.
Guomai Bearings, turn with the ept and you!!!
The use of original gear manufacturer’s (OEM) part numbers or emblems , e.g. CASE® and John Deere® are for reference reasons only and for indicating merchandise use and compatibility. Our business and the detailed replacement elements contained herein are not sponsored, approved, or created by the OEM.