NU221-EM umqolo owodwa Cylindrical roller bearing
NU221-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: 2520 rpm
Ubunzima: 4.39 kg
Engundoqo Imilinganiselo:
Ibhore ubukhulu (d) : 105 mm
Idayamitha yangaphandle ( D) : 190 mm
Ububanzi (B) : 36 mm
Ubungakanani beChamfer (r) min. : 2.1 mm
I-Chamfer dimension (r1) min. : 2.1 mm
Ukufuduswa kwe-axial okuvumelekileyo (S ) ubuninzi. ubukhulu: 1.3 mm
I-Raceway idayamitha yeringi yangaphakathi (F) : 125.5 mm
Imilinganiselo yomthwalo oguqukayo (Cr) : 279 KN
Imilinganiselo yomthwalo omileyo (Cor) : 288 KN
ABUTMENT DIMENSIONS
Ububanzi begxalaba leshafti (da) min. ubukhulu: 117 mm
Ububanzi begxalaba leshafti (da) max. ubukhulu: 122 mm
Ubuncinci begxalaba le-shaft (Db) min. ubukhulu: 128 mm
Ububanzi begxalaba lezindlu (Da) max. Ubukhulu: 177.3 mm
Ubuninzi bereyidi yokuphumla (ra) max : 2.0 mm
Ubuninzi bereyidi yokuphumla (ra1) max : 2.0 mm