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Iimveliso

NU248-EM umqolo owodwa Cylindrical roller bearing

Inkcazelo emfutshane:

Umqolo omnye weebheringi ze-cylindrical roller ziyahlukana ithetha ukuba i-ring ring kunye ne-roller kunye ne-cage assembly inokwahlulwa kwenye i-ring. Oku kuthwala kuyilelwe ukuthwala imithwalo ephezulu yeradial ngokudityaniswa nezantya eziphezulu. Ukuba neeflange ezimbini ezidityanisiweyo kwiringi yangaphandle kwaye akukho flenge kwiringi yangaphakathi, iibheringi zoyilo zeNU zinokuthatha ukufuduka kwe-axial kumacala omabini.


Iinkcukacha zeMveliso

Iithegi zeMveliso

NU248-EM umqolo owodwa Cylindrical roller bearingiinkcukachaIinkcukacha:

Izinto eziphathekayo: 52100 Chrome Steel

Ulwakhiwo : Umqolo omnye

Uhlobo lwetywina : uhlobo oluvulekileyo

Ikheji: Ikheji yobhedu

Izinto zeCage : Ubhedu

Ukunciphisa isantya: 1680 rpm

Ubunzima: 51.15 kg

 

Engundoqo Imilinganiselo:

Ibhore ububanzi (d) : 240 mm

Idayamitha yangaphandle ( D) : 440 mm

Ububanzi (B) : 72 mm

Ubungakanani beChamfer (r) min. : 4.0 mm

I-Chamfer dimension (r1) min. : 4.0 mm

Ukufuduswa kwe-axial okuvumelekileyo (S ) ubuninzi. : 6.0 mm

I-Raceway idayamitha yeringi yangaphakathi (F) : 317.00 mm

Amanqaku omthwalo oguqukayo (Cr) : 1026.00 KN

Imilinganiselo yomthwalo omileyo (Cor) : 1440.00 KN

 

ABUTMENT DIMENSIONS

Ububanzi begxalaba leshafti (da) min. ubukhulu: 257 mm

Ububanzi begxalaba leshafti (da) max. ubukhulu: 290 mm

Ubuncinci begxalaba le-shaft (Db) min. ubukhulu: 296 mm

Ububanzi begxalaba lezindlu (Da) max. ubukhulu: 423 mm

Ubuninzi bereyidi yokuphumla (ra) max : 3.0 mm

Ubuninzi bereyidi yokuphumla (ra1) max : 3.0 mm

NU

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