1 قطعة محمل ذو بكرات إبرية RNA NA4916 4917 4918 4919 4920 4922 4924 4926 مع الحلقة الداخلية/بدون محامل الحلقة الداخلية (Na4916 مع الحلقة الداخلية 80x110x30)
High load single rotation tight seal precision pressed wear resistant.
Unit: mm
وصف
Pillow Blocks
High carbon chromium bearing steel: It has good comprehensive performance high hardness good wear resistance and high strength.
High load: The outer ring is precision stamped and formed which can bear a large load.
High speed rotation: The cage and thrust ring guide the rollers precisely suitable for high speed rotation.
High seal: The curved part of the stamped outer ring has a sealing effect.
Wear resistance: The surface of the needle roller bearing is hardened with high strength and wear resistance.