China Theko e tlase China Double Row Cylindrical Roller Bearings bakeng sa Oil Pump Nnf5020
Rea tseba hore re atleha ha feela re ka netefatsa tlholisano ea rona ea theko e kopaneng le melemo e metle ka nako e le 'ngoe bakeng sa China Theko e tlase China Double Row Cylindrical.Roller Bearings bakeng sa Oil Pump Nnf5020, Hona joale re atolositse khoebo ea rona ho ea Jeremane, Turkey, Canada, USA, Indonesia, India, Nigeria, Brazil le libaka tse ling ho tsoa lefats'eng.Re sebetsa ka thata hore ka kakaretso re be ba bang har'a barekisi ba nepahetseng lefatšeng ka bophara.
Rea tseba hore re atleha ha feela re ka netefatsa tlholisano ea rona e kopaneng ea theko le melemo e metle ka nako e le 'ngoe bakeng saChina Bearings, Roller Bearing, Hona joale, ka litsebi re fana ka bareki ka thepa ea rona e ka sehloohong 'Me khoebo ea rona hase feela "reka" le "rekisa", empa hape e lebisa tlhokomelo ho tse ling.Re ikemiselitse ho ba mofani oa hau ea tšepahalang le tšebelisano ea nako e telele Chaena.Joale, Re tšepa ho ba metsoalle le uena.
Selelekela
Li-bearings tse nang le mela e 'meli ea li-cylindrical roller li lumella hore ho be le sebaka se itseng sa axial pakeng tsa sefate le setulo sa ho bea' me se ka sebelisoa e le li-bearings tse se nang boemo. , joalo-joalo, haholo-holo e loketseng tšehetso ea spindle ea mochine.
Likarolo le Melemo
● Ho jara mojaro o phahameng
Ka lebaka la mela ea bona ea bobeli ea li-roller, li-bearings tsa mela e 'meli ea li-cylindrical li loketse meroalo e boima ea mahlaseli.
● Khohlano e tlase (Roller end / flange contact area)
Moralo o bulehileng oa flange, mmoho le moralo oa ho qetela oa roller le pheletso ea bokaholimo, e khothaletsa sebopeho sa filimi ea lubricant e bakang khohlano e tlase le matla a phahameng a axial a ho jara.
● Bophelo bo bolelele ba tšebeletso
Boemo ba "logarithmic roller" bo fokotsa khatello ea kelello ho motho ea kopanang le roller / peisong le kutloelo-bohloko le ho kheloha ha shaft.
● Botšepehi bo ntlafalitsoeng ba ts'ebetso
Qetello ea bokaholimo holim'a marang-rang a lirolara le litselana tsa lebelo e ts'ehetsa ho etsoa ha filimi ea lubricant ea hydrodynamic.
● E ka arohanngoa ebile e ka fapanyetsanoa
Likarolo tse arohaneng tsa li-bearings tsa mela e 'meli ea cylindrical li ka fetoha.Sena se thusa ho hlongoa le ho theoloa, hammoho le tlhahlobo ea tlhokomelo.
● Bokhoni ba lebelo le phahameng
Liqapi tsa cage li loketse lebelo le phahameng, ho potlakisa ka potlako le ho jara tlhōrō.
Kopo
NUU double row cylindrical roller bearings e ka sebelisoa lisebelisoa tsa mochini, likoloi, li-motors, li-gearbox tsa phokotso, li-skrini tse thothomelang, joalo-joalo.
Tšebeliso
Mola o habeli oa cylindrical roller o ka jara mojaro o moholo oa du ka lehlakoreng la radial.E lumella mela e 'meli ea li-roller tsa DAO ka ho beha ka lebelo le phahameng ho hlophisoa ka tsela e fapaneng.Maqhubu a ho feto-fetoha nakong ea ho potoloha a phahame habeli ho feta a mola o le mong, 'me amplitude e fokotsehile ka 70%.
Ho na le mefuta e 'meli ea li-bearings tse sebelisoang hangata: NN30/W33 le NN30K/W33 series.Letoto la NNU49/W33 le NNU49K/W33 le nang le selikalikoe sa ka ntle se nang le bohale, selikalikoe sa ka hare se ka aroloa, NN30K/W33 le NNU49K/W33 letoto la selikalikoe ke masoba a tapered (taper 1:12), a tsamaellanang le koranta ea conical ea spindle. .Axial ho sisinyeha ha selikalikoe sa ka hare ho ka etsa hore selikalikoe se ka hare se atolohe ho fokotsa ho hlaka le ho tiisa pele ho beha.
Hangata, li-cylindrical bore bearings li na le mocheso o chesang, 'me li-interference fit li sebelisetsoa ho fokotsa sebaka sa ho jara kapa ho finyella sepheo sa ho kenya pele.Li-bearings tsa NNU49 tse nang le selikalikoe se ka hare se ka senyehang hangata li entsoe ka mochini tseleng ea peiso ka mor'a ho kenya spindle ka selikalikoe sa ka hare ho fumana ho nepahala ho hoholo ha spindle.
Mekhahlelo
| KHOLO | TŠEBELETSO | Lintlha tsa motheo tsa mojaro | Moeli oa mokhathala | Lintlha tsa lebelo | |||||
| mahlahahlaha | e tsitsitseng | Lebelo la litšupiso | Lebelo le lekanyang | ||||||
| d[mm] | D[mm] | B[mm] | C[mm] | C[kN] | C0[kN] | Pu[kN] | [r/mots] | [r/mots] | |
| NNU 4152 K30M/W33 | 260 | 440 | 180 | 2200 | 3900 | 365 | 1300 | 1600 | |
| NNU 4152 M/W33 | 260 | 440 | 180 | 2200 | 3900 | 365 | 1300 | 1600 | |
| NNU 4156 K30M/W33 | 280 | 460 | 180 | 2550 | 4750 | 440 | 1200 | 1500 | |
| NNU 4156 M/W33 | 280 | 460 | 180 | 2550 | 4750 | 440 | 1200 | 1500 | |
| 315976 B | 280 | 470 | 200 | 2700 | 5100 | 455 | 1000 | 1500 | |
| BC2B 320119 | 300 | 460 | 180 | 2600 | 5500 | 490 | 1000 | 1500 | |
| NNU 4160 K30M/W33 | 300 | 500 | 200 | 2860 | 5300 | 455 | 1100 | 1400 | |
| NNU 4160 M/W33 | 300 | 500 | 200 | 2860 | 5300 | 455 | 1100 | 1400 | |
| NNUP 4964 B/HB1W33 | 320 | 440 | 118 | 1020 | 2360 | 228 | 1400 | 1500 | |
| BC2B 322216 | 320 | 460 | 120 | 1720 | 3600 | 335 | 950 | 1400 | |
| 315583 C | 320 | 480 | 175 | 2460 | 5400 | 510 | 950 | 1400 | |
| NNU 4164 K30F | 320 | 540 | 218 | 3410 | 6200 | 530 | 1000 | 1300 | |
| NNU 4164 F | 320 | 540 | 218 | 3690 | 6200 | 530 | 1000 | 1300 | |
| BC2B 320118 | 340 | 520 | 305 | 200 | 3300 | 7100 | 610 | 900 | 1300 |
| NNU 4168 K30M/W33 | 340 | 580 | 243 | 4020 | 7500 | 620 | 950 | 1200 | |
| NNU 4168 M/W33 | 340 | 580 | 243 | 4020 | 7500 | 620 | 950 | 1200 | |
| BC2B 319878 | 350 | 520 | 150 | 2120 | 4500 | 400 | 850 | 1300 | |
| BC2B 320075 | 360 | 500 | 125 | 1790 | 3650 | 335 | 900 | 1300 | |
| BC2B 322217 | 360 | 500 | 125 | 2050 | 4300 | 360 | 900 | 1300 | |
| NNU 4172 K30M | 360 | 600 | 243 | 4290 | 8500 | 695 | 900 | 1100 | |
| BC2B 319961 | 370 | 520 | 220 | 193 | 2750 | 6700 | 570 | 850 | 1300 |
| NNU 4876 K/W33 | 380 | 480 | 100 | 952 | 2550 | 212 | 1200 | 1300 | |
| NNU 4876/HB1W33 | 380 | 480 | 100 | 952 | 2550 | 212 | 1200 | 1300 | |
| BC2B 326131/HB1 | 380 | 540 | 130 | 2010 | 4300 | 380 | 800 | 1200 | |
| BC2B 320041 | 380 | 540 | 200 | 2860 | 6800 | 585 | 800 | 1200 | |
| NNU 4176 K30M | 380 | 620 | 243 | 4290 | 8500 | 680 | 850 | 1100 | |
| NNU 4176 M | 380 | 620 | 243 | 4290 | 8500 | 680 | 850 | 1100 | |
| NNU 4880/HB1W33 | 400 | 500 | 100 | 968 | 2750 | 208 | 1100 | 1200 | |
| NNUP 4880/HB1W33 | 400 | 500 | 100 | 968 | 2750 | 208 | 1100 | 1200 | |
| NNU 4880 K/W33 | 400 | 500 | 100 | 968 | 2750 | 208 | 1200 | 1200 | |
| 314987 B | 400 | 560 | 205 | 3140 | 7800 | 655 | 800 | 1200 | |
| 314987 C | 400 | 560 | 205 | 3140 | 7800 | 655 | 800 | 1200 | |
| BC2B 326363/HA4 | 400 | 600.19 | 200 | 3470 | 7200 | 600 | 750 | 1100 | |
| NNU 4180 K30M/W33 | 400 | 650 | 250 | 4730 | 9500 | 750 | 800 | 1000 | |
| NNU 4180 M/W33 | 400 | 650 | 250 | 4730 | 9500 | 750 | 800 | 1000 | |
| 316019 | 410 | 600 | 220 | 3800 | 8650 | 720 | 750 | 1100 | |
| NNU 4884 K/W33 | 420 | 520 | 100 | 990 | 2850 | 196 | 1100 | 1200 | |
| NNU 4884/W33 | 420 | 520 | 100 | 990 | 2850 | 196 | 1100 | 1200 | |
| BC2B 326137/HB1 | 420 | 580 | 130 | 2380 | 5300 | 465 | 750 | 1100 | |
| 313555 A | 420 | 580 | 160 | 2330 | 5400 | 475 | 750 | 1100 | |
| 314982 | 420 | 600 | 220 | 3580 | 8800 | 720 | 750 | 1100 | |
| 314391 | 420 | 620 | 200 | 3470 | 7800 | 655 | 700 | 1100 | |
| NNU 4888 KM/W33 | 440 | 540 | 100 | 1010 | 2900 | 186 | 1000 | 1100 | |
| NNU 4888 M/W33 | 440 | 540 | 100 | 1170 | 3400 | 216 | 1000 | 1100 | |
| 316077 A | 440 | 620 | 225 | 3910 | 9800 | 800 | 700 | 1000 | |
| BC2B 316521 | 440 | 640 | 230 | 4570 | 9800 | 780 | 850 | 1000 | |
| NNU 4188 K30M/W33 | 440 | 720 | 280 | 5720 | 11800 | 900 | 700 | 900 | |
| NNU 4188 M/W33 | 440 | 720 | 280 | 5720 | 11800 | 900 | 700 | 900 | |
| BC2B 322969/HB1 | 457.2 | 660.4 | 228.6 | 203.2 | 3690 | 8150 | 640 | 670 | 950 |
| NNU 4892 K/W33 | 460 | 580 | 118 | 1190 | 3250 | 224 | 1000 | 1100 | |
| NNU 4892/W33 | 460 | 580 | 118 | 1190 | 3250 | 224 | 1000 | 1100 | |
| 316739 A | 460 | 650 | 235 | 4400 | 11200 | 900 | 670 | 1000 | |
| NNU 4192 K30M | 460 | 760 | 300 | 6440 | 12900 | 980 | 670 | 850 | |
| NNU 4192 M | 460 | 760 | 300 | 6440 | 12900 | 980 | 670 | 850 | |
| BC2-8004/HA1 | 460 | 780 | 280 | 250 | 5610 | 10400 | 780 | 560 | 850 |
| 316189 | 480 | 700 | 260 | 5390 | 12500 | 950 | 600 | 900 | |
| NNU 4196 K30M/W33 | 480 | 790 | 308 | 7040 | 14300 | 1080 | 630 | 800 | |
| NNU 4196 M/W33 | 480 | 790 | 308 | 7040 | 14300 | 1080 | 630 | 800 | |
| BC2B 326196/HA1 | 487.98 | 637 | 175 | 3000 | 7600 | 6100 | 670 | 950 | |
| 316639 AG | 490 | 694 | 174 | 3740 | 9000 | 750 | 600 | 900 | |
| 314990 A | 500 | 680 | 225 | 4130 | 11000 | 880 | 600 | 900 | |
| 314419 | 500 | 720 | 218 | 4730 | 10800 | 815 | 600 | 850 | |
| NNU 41/500 K30M/W33 | 500 | 830 | 325 | 7480 | 15000 | 1120 | 600 | 800 | |
| NNU 41/500 M/W33 | 500 | 830 | 325 | 7480 | 15000 | 1120 | 600 | 800 | |
| BC2B 326064/HA1 | 530 | 780 | 225 | 4400 | 9500 | 695 | 530 | 800 | |
| 315040 A | 530 | 780 | 250 | 4680 | 10200 | 765 | 530 | 800 | |
| BC2B 320117/HA4 | 530 | 780 | 475 | 285 | 7210 | 17300 | 1290 | 530 | 800 |
| NNU 41/530 K30M/W33 | 530 | 870 | 335 | 7810 | 16000 | 1160 | 560 | 750 | |
| NNU 41/530 M/W33 | 530 | 870 | 335 | 7810 | 16000 | 1160 | 560 | 750 | |
| 316115 | 550 | 800 | 260 | 5830 | 13400 | 980 | 530 | 750 | |
| NNU 41/560 K30M/W33X | 560 | 920 | 355 | 8800 | 18300 | 1320 | 530 | 670 | |
| NNU 41/560 M/W33 | 560 | 920 | 355 | 8800 | 18300 | 1320 | 530 | 670 | |
| BC2B 319584/HA1 | 600 | 820 | 287.5 | 6440 | 18000 | 1290 | 480 | 700 | |
| BC2-8005/HB1 | 600 | 820 | 365 | 7810 | 21200 | 1530 | 480 | 700 | |
| NNU 41/600 K30M/W33 | 600 | 980 | 375 | 9900 | 21200 | 1460 | 480 | 630 | |
| NNU 41/600 M/W33 | 600 | 980 | 375 | 9900 | 21200 | 1460 | 480 | 630 | |
| BC2-8012/HB1 | 630 | 850 | 218 | 4400 | 11800 | 915 | 480 | 700 | |
| NNU 41/630 K30M/W33 | 630 | 1030 | 400 | 11000 | 24000 | 1630 | 450 | 600 | |
| NNU 41/630 M/W33 | 630 | 1030 | 400 | 11000 | 24000 | 1630 | 450 | 600 | |
| BC2B 326894/HB1 | 650 | 920 | 335 | 8580 | 23200 | 1600 | 530 | 630 | |
| 313477 B | 660 | 880 | 225 | 4180 | 11800 | 830 | 450 | 670 | |
| NNU 41/670 K30M/W33 | 670 | 1090 | 412 | 12100 | 25500 | 1730 | 430 | 530 | |
| NNU 41/670 M/W33 | 670 | 1090 | 412 | 12100 | 25500 | 1730 | 430 | 530 | |
| BC2-8074/HA5 | 690 | 980 | 365 | 10500 | 27000 | 1830 | 400 | 600 | |
| BC2-8015/HB1 | 690 | 980 | 550 | 357.5 | 9900 | 27000 | 1830 | 400 | 600 |
| NNU 41/710 K30M/W33 | 710 | 1150 | 438 | 13400 | 28500 | 1900 | 380 | 500 | |
| NNU 41/710 M/W33 | 710 | 1150 | 438 | 13400 | 28500 | 1900 | 380 | 500 | |
| 314420 | 750 | 1000 | 250 | 6160 | 16600 | 1120 | 380 | 560 | |
| NNU 41/750 K30M/W33 | 750 | 1220 | 475 | 16100 | 35500 | 2320 | 380 | 450 | |
| NNU 41/750 M/W33 | 750 | 1220 | 475 | 16800 | 36500 | 2400 | 360 | 450 | |
| BC2B 326379/HA4 | 800 | 1260 | 375 | 12800 | 28000 | 1800 | 300 | 430 | |
| NNU 41/800 K30M/W33 | 800 | 1280 | 475 | 16500 | 36500 | 2400 | 320 | 430 | |
| NNU 41/800 M/W33 | 800 | 1280 | 475 | 17600 | 40500 | 2600 | 340 | 430 | |
| NNU 41/850 K30M/W33 | 850 | 1360 | 500 | 19800 | 45000 | 2900 | 300 | 400 | |
| NNU 41/850 M/W33 | 850 | 1360 | 500 | 19800 | 45000 | 2900 | 300 | 400 | |
| NNU 41/900 K30M/W33 | 900 | 1420 | 515 | 22000 | 47500 | 3000 | 280 | 360 | |
| NNU 41/900 M/W33 | 900 | 1420 | 515 | 22000 | 47500 | 3000 | 280 | 360 | |
| BC2-8022/HA1 | 950 | 1360 | 420 | 14000 | 33500 | 2080 | 260 | 360 | |
| NNU 41/950 K30M/W33 | 950 | 1500 | 545 | 25500 | 57000 | 3550 | 260 | 340 | |
| NNU 41/950 M/W33 | 950 | 1500 | 545 | 25500 | 57000 | 3550 | 260 | 340 | |
| NNU 41/1000 K30M/W33 | 1000 | 1580 | 580 | 27500 | 62000 | 3800 | 240 | 300 | |
| NNU 41/1000 M/W33 | 1000 | 1580 | 580 | 27500 | 62000 | 3800 | 240 | 300 | |
| NNU 41/1060 K30M/W33 | 1060 | 1660 | 600 | 30300 | 69500 | 4150 | 220 | 280 | |
| NNU 41/1060 M/W33 | 1060 | 1660 | 600 | 30300 | 69500 | 4150 | 220 | 280 | |
| NNU 41/1120 K30M/W33 | 1120 | 1750 | 630 | 33600 | 76500 | 4550 | 200 | 280 | |
| NNU 41/1120 M/W33 | 1120 | 1750 | 630 | 33600 | 76500 | 4550 | 200 | 280 | |
| NNU 41/1180 K30M/W33 | 1180 | 1850 | 670 | 36900 | 85000 | 4900 | 180 | 240 | |
| NNU 41/1180 M/W33 | 1180 | 1850 | 670 | 36900 | 85000 | 4900 | 180 | 240 | |
| NNU 41/1250 K30M/W33 | 1250 | 1950 | 710 | 41800 | 98000 | 5600 | 160 | 220 | |
| NNU 41/1250 M/W33 | 1250 | 1950 | 710 | 41800 | 98000 | 5600 | 160 | 220 | |
| BC2B 326372/HA1 | 1319.5 | 1720 | 300 | 12500 | 34500 | 2000 | 160 | 240 | |
| NNU 41/1320 K30M/W33 | 1320 | 2060 | 750 | 45700 | 106000 | 6000 | 150 | 190 | |
| NNU 41/1320 M/W33 | 1320 | 2060 | 750 | 45700 | 106000 | 6000 | 150 | 190 | |
| NNU 41/1400 K30M/W33 | 1400 | 2180 | 775 | 49500 | 116000 | 6400 | 130 | 170 | |
| NNU 41/1400 M/W33 | 1400 | 2180 | 775 | 49500 | 116000 | 6400 | 130 | 170 | |
| NNU 41/1500 K30M/W33 | 1500 | 2300 | 800 | 52800 | 132000 | 7100 | 120 | 150 | |
| NNU 41/1500 M/W33 | 1500 | 2300 | 800 | 52800 | 132000 | 7100 | 120 | 150 | |
Rea tseba hore re atleha ha feela re ka netefatsa tlholisano ea rona ea theko e kopaneng le melemo e metle ka nako e le 'ngoe bakeng sa China Theko e tlase China Double Row Cylindrical Roller Bearings for Oil Pump Nnf5020, Hona joale re atolositse khoebo ea rona Jeremane, Turkey, Canada. , USA , Indonesia, India, Nigeria, Brazil le libaka tse ling tse tsoang lefats'eng.Re sebetsa ka thata hore ka kakaretso re be ba bang har'a barekisi ba nepahetseng lefatšeng ka bophara.
China Cheap thekoChina Bearings, Roller Bearing, Hona joale, re fana ka litsebi ka bareki ka thepa ea rona e ka sehloohong 'Me khoebo ea rona hase feela "reka" le "rekisa", empa hape re tsepamisa maikutlo ho tse ling.Re ikemiselitse ho ba mofani oa hau ea tšepahalang le tšebelisano ea nako e telele Chaena.Joale, Re tšepa ho ba metsoalle le uena.
