NU248-EM umqolo owodwa Cylindrical roller bearing
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