China NTN Stamped Steel Hm803149/Hm803112 Inch Taper Roller Bearing with ce certificate top quality Good price

Merchandise Description

NTN Stamped Steel HM85719/HM85712 Inch Taper Roller CZPT


Solution Name 

NTN Stamped Steel HM85719/HM85712 Inch Taper Roller CZPT



Model Amount


Ring Material


Cage Material 



P0, P6, P5, or as requested


ZV1, ZV2, ZV3, or as requested


C0,C2,C3, or as requested 


 302 sequence,303 series,313 sequence,322 collection,323 series,329 collection,331 collection


Reduced friction ,Long support life ,Improved operational reliability ,Consistency of roller profiles and sizes ,Rigid bearing software,Working-in time period with lowered temperature peaks ,Separable and interchangeable.

Quality standard

ISO9001:2000/ SGS

Quality Control Process 


2.Windage test


4.Rotary test

five.Greasing and gland

six.Noise inspection

seven.Appearance inspection

eight.Rust prevention

9.Product packaging


one row tapered roller bearings are created to accommodate mixed masses, i.e. at the same time performing radial and axial loads. The projection strains of the raceways meet up with at a widespread position on the bearing axis to give a true rolling action and consequently minimal frictional times in the course of procedure. The axial load carrying ability of tapered roller bearings boosts with escalating make contact with angle α. The dimension of the get in touch with angle, which is usually amongst 10° and 30°, is relevant to the calculation factor e ,the larger the worth of e, the more substantial the speak to angle.

Other taper roller  bearing models :

Bearing No. Dimension(mm) Basic Load rating(KN)  Excess weight
d D T B C R r Cr Cor (kg)
30300 Series
30303 Bearing  17 47 15.25 14 twelve one one 27.four 24.five .129
30304 Bearing twenty 52 16.25 fifteen 13 one one.five 30.five 28.4 .165
30305 Bearing twenty five 62 eighteen.25 17 fifteen 1.five 1.five 48.2 forty six.nine .263
30306 Bearing thirty 72 twenty.seventy five 19 sixteen 1.five one.five fifty nine.six 60.1 .387
30307 Bearing 35 eighty 22.75 21 18 2 1.five 75.three eighty two.six .515
30308 Bearing forty ninety twenty five.25 23 20 2 one.five ninety.6 one zero one .747
30309 Bearing forty five a hundred 27.25 25 22 2 1.five 113 128 .984
3571 Bearing fifty one hundred ten 29.twenty five 27 23 two.5 2 137 152 one.28
3571 Bearing fifty five a hundred and twenty 31.5 29 25 2.5 2 149 one hundred seventy 1.63
3571 Bearing sixty a hundred thirty 33.five 31 26 3 2.5 171.4 210 1.99
3571 Bearing 65 one hundred forty 36 33 23 3 2.5 195.nine 241.7 2.forty three
3571 Bearing  70 a hundred and fifty 38 35 25 three 2.five 219 two.ninety four
3571 Bearing seventy five 160 40 37 31 three 2.5 252.eight 318.eight 3.63
three 0571  Bearing 80 a hundred and seventy forty two.5 39 27 three two.five 278.eight 352.five four.07
3 0571  Bearing eighty five a hundred and eighty forty four.5 41 28 4 3 304.9 388.2 4.88
3 0571  Bearing ninety 190 46.5 forty three 36 four three 341 341 5.sixty five
3571 Bearing 95 two hundred forty nine.five forty five 38 4 3 368 483 six.7
30320 Bearing a hundred 215 51.five forty seven 39 4 three 402 490 eight.05
30321 Bearing one hundred and five 225 fifty three.five forty nine 41 4 three 432 568 9.fifteen
30322 Bearing 110 240 fifty four.5 50 42 four three 471 619 eleven
30324 Bearing one hundred twenty 260 59.five fifty five 46 four three 562 754 thirteen.9
30326 Bearing 130 280 63.seventy five 58 forty nine five four 605 780 16.six
30328 Bearing a hundred and forty 300 sixty seven.75 62 53 5 four 721 985 twenty.1
30330 Bearing one hundred fifty 320 72 65 fifty five five four 825 1060 24.two





Q:Why choose us?                                                        

A:1. We are specialist,have factory in ZheJiang for several many years.

   2. We are skilled for 10 several years.

   3. We can supply a CZPT kind of bearing with substantial top quality:Z1V1,Z2V2,Z3V3 and greatest price


Q:How is the quality of your products?                             

A:The same top quality, we have reduce price tag.The same price,we have far better good quality.


Q:Except Taper Roller CZPT  what other main bearing do you have?

A: Deep groove ball bearing,Cylindrical roller bearing,Thrust roller bearing,Spherical roller bearing,Angular contact      ball bearing and so forth.


Q:Can I get free of charge samples?                                                 

A:We will cost a small sample fee for CZPT regular styles or CZPT ized kinds, These costs will be refunded to you when your mass production buy is



Q:Can you make the merchandise as CZPT necessity?     

A:We have more than 10years’ CZPT experience. We provide products fo much more than three hundred automobile parts factories.


The lubricating oil external circulation gear of the worm gear reducer tools has reduced oil temperature. The worm equipment reducer ideas to traverse its electrical power. The worm gear is produced of non-ferrous steel. Master information worms are generally made of hard metal. Therefore, using a lot of warmth in the software, coupled with the affect of the ambient temperature, it is hard to control the temperature of the reducer. Use within the temperature selection. When the ambient temperature is decrease than 0℃, the operating temperature of the worm gear reducer ought to be controlled at -40℃~40℃. It is advisable to heat or use a minimal freezing level lubricant ahead of the oil is completely dissolved.
China NTN Stamped Steel Hm803149/Hm803112 Inch Taper Roller Bearing with ce certificate top quality Good price