638 , 638-2RS , 638-2Z Hoʻokahi Roller Hoʻopaʻa kinipōpō hohonu
638 , 638-2RS , 638-2Z Hoʻokahi Roller Deep groove ball bearing detailsNā kikoʻī:
Metric moʻo
Mea waiwai : 52100 kila Chrome
Hana: Lālani Hoʻokahi
ʻAno Sila : ʻAno wehe, ZZ a i ʻole 2RS
Ka palena o ka wikiwiki: 32000 rpm
Kaumaha: 0.028 kg
Nui Nui:
ʻO ke anawaena puka (d):8 mm
Anawaena waho (D):28 mm
Laulā (B):9 mm
ʻO Chamfer Dimension (r) min. : 0.3 mm
Nā helu hoʻouka ʻana(Cr): 4.57 KN
Nā helu hoʻouka paʻa(Kō): 1.98 KN
NA AINA ABUTMENT
ʻO ke anawaena abutment shaft(da) min.: 10.0mm
Hale anawaena abutment(Da) max.: 26mm
ʻO ka radius o ka lāʻau a i ʻole ka waihona hale (ra) max.: 0.3 mm

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