High Precision Four Row Cylindrical Roller Bearing

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Qingdao
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TT OR LC
Min Order Qty:
1 pc
Supply Capability:
100000 pc/month

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Item specifice:

Matel: Gcr15 Cage: Steel Brass Features: High Speed
Certification: CE,ISO Keywords: High precision Bearing type: cylindrical roller bearing
Main Market: USA, Middle east Application: Rolling mill

Product Description:

High Precision Four Row Cylindrical Roller Bearing


NameDeep  Groove Ball Bearing
TypeBall
MaterialsGCr15,Ceramic,Plastic,Chrome  steel,stainless steel,carbon steel
cage's materialSteel,Brass,Nylon,Iron,  Copper
Place of originalShandong,China(Mainland)
Seals typeOpen,Sealed,ZZ,Z,2RS,RS
ClearanceC0,C1,C2,C3,C4,C5,C6
PrecisionABEC-1
FeatureThis  is consisted of an inner and other ring with a cage containing a complement  of precision balls.
Main applicationAutomobile,electrical  equipment,instruments,agriculture machinery and many  kinds of special machinery.
BrandOEM,ODM
MarketAmerica,Middle  East,Southeast Asia,Brazil
Quality levelAA+,A,B,C
Package1,barreled package+outer  carton+pallets
2,single  box+outer carton+pallets
3,tube  package+middle box+outer carton+pallets
4,According  to your requirement
MOQ10PCS
PortQingdao
Payment TermsT/T,PAYPAL,WESTERN UNION
Delivery time5-25days,According to QTY








High Precision Four Row Cylindrical Roller Bearing

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Features

1.) Offers a complete range, both metric and inch sizes available in metric and

imperial bore sizes ranging from 12 to 1320 mm.

2.)High radial load capacity - making cylindrical roller bearings suitable for high

speed applications.

3.)Designs - designated NU, NJ, NUP, N or NF for single row bearings and NNU or

NN for double row types, defines the bearing ring rib configuration.

4.) Cages - Available with pressed steel, machined brass and polyamide cages

throughout the range. 

5.) Special designs - manufactures a range of four-row cylindrical roller bearings,

primarily designed for use as steel mill roll-neck bearings.

6.)Bearings are also available with both lubrication holes and a machined

lubrication groove on the outside surface of the outer ring.



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Q:What does "cylindrical roller bearing" ENV mean?
Cylindrical roller bearings, the basic model suffix ENV meaning:E: enhanced design with improved bearing load capacityN: the outer ring of the bearing is provided with a stopping grooveV: full installed roller (no cage)
Q:Which column roller bearing brand is good?
Foreign SKF is better, the domestic is Kazakhstan axis, and then is Taiwan's Rui Rui, you can look at yourself, they recently in the Qingdao market to great influence, you can understand.
Q:What is the function of the flat retaining ring of NUP cylindrical roller bearings with flat retaining rings?
Yes, the function of the flat ring is to bear the axial force and be used for axial positioning.
Q:The Russian bearing suffix No. ZST is a cylindrical roller bearing
The suffix code is not used to distinguish the bearings, but it helps to explain the structure of the bearings and the material.
Q:KOYO cylindrical roller bearings, //KOYO cylindrical roller bearings, how to determine the accuracy level?
Bearing accuracy grade standards for, divided into 0, 6X, 6, 5, 4, 2, six grades.The accuracy of bearings is increased in order of magnitude 0, which is adequate for general 0, but requires 5 or higher accuracy when used in other conditions or situations.In most cases, it is sufficient to apply KOYO bearings (tolerance grade PN) with general dimensional accuracy and rotational accuracy. When higher requirements are required, the bearings require higher levels of accuracy, for example, the spindle axis of the machine toolBearing. In order to achieve higher precision requirements, the standard specifies the tolerance levels of P6, P6X, P5, P4 and P2. KOYO also specified P4S, SP and UP tolerances for some special bearings in accordance with company standards.
Q:Cylindrical roller bearings, mounting dimensions, specific meaning? Twenty
Da means shoulder diameter, that is to say, the maximum shoulder size is 69mm, and the minimum is 64mm
Q:Does the use of cylindrical roller bearings reduce the limit speed?
Cylindrical roller bearings, applicable speed can be very high, check all kinds of high speed motorized spindle bearing configuration will know.
Q:Does the thrust cylindrical roller bearing need a bearing seat?. Five
In general, this kind of bearing does not use the bearing seat
Q:What is the limit speed and rated dynamic load of NSK full M40-19g cylindrical roller bearings, HTF?
D - tapered roller bearings with a contact angle of 28 degrees. C, CA (with solid brass cage), CD (with stamping cage), spherical roller bearing with high load. E -- high load cylindrical roller bearing. H - thrust roller bearing high load. J - tapered roller bearings of the outer raceway, the small end diameter, angle, outer ring width is consistent with the provisions of ISO. (2) material G - ring, rolling body is carburizing steel. H - ring, roll for stainless steel. (3) holder M - copper alloy solid cage. T - synthetic resin cage. W - press holder. V - no cage. (4) sealing ring, dust cover Z, ZS - one side with steel plate dust cover. ZZ, ZZS -- dust cover for two side steel plate. D, DU - one side contact rubber ring. DD, DDU -- two faced contact rubber ring. V - one with a non-contact rubber ring. VV -- two side non-contact rubber sealing ring. (5) ring shape K - taper hole, taper 1:12. K30 -- taper hole, taper 1:30. E - there is a notch or oil hole in the ring. E4 - oil tank with oil holes on the outer ring. N -- outside outer diameter band stop groove. NR -- outer ring, outer band, stop groove, stop ring.
Q:What is the maximum rotational speed of a single row full cylindrical roller bearing?
FAG full cylindrical roller bearings are especially suitable for ultra high load and medium speed applications. Sealed single row and double row bearings are mainly used in transmission mechanisms, while sealed double row bearings are more suitable for lifting mechanisms. Single row full roller cylindrical roller bearings, in addition to the NJ23VH series, can not be separated. The two rings of the separable bearing can be tightly matched so that it is easy to install and disassemble.

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