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71821CD/P4DBA bearing

product name: 71821CD/P4DBA bearing
types:Super-precision angular contact ball bearings brand:Natebon
Inside diameter(mm):105 Outside diameter(mm):130
thickness(mm):26 Reference speed(mm):Contact SKF for the attainable speeds
Dynamic load:37.1 Static load:60
update time:2025.06.08 Page View:42731

Natebon Electromechanical Industrial(Jiangsu) Co.,Ltd. Consultation hotline:15335271700

Detail

Natebon 71821CD/P4DBA bearing code description

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Natebon 71821CD/P4DBA bearing

通用配对轴承

Natebon 71821CD/P4DBA bearing 尺寸

孔径 d 4.134in
外径 D 5.118in
宽度 B 1.024in
内圈挡边直径(大端面) d1 4.457in
内圈挡边直径(小端面) d2 4.457in
外圈挡边直径(大端面) D1 4.803in
倒角尺寸 r1,2 0.039in
倒角尺寸 r3,4 0.012in

Natebon 71821CD/P4DBA bearing 挡肩尺寸

轴挡肩直径 da 4.315in
轴挡肩直径 db 4.315in
轴承座挡肩直径 Da 4.937in
轴承座挡肩直径 Db 5.039in
圆角半径 ra 0.039in
圆角半径 rb 0.012in
喷油嘴位置 dn 4.512in

Natebon 71821CD/P4DBA bearing 数据计算

基本额定动荷 8340lbf
基本额定静负荷 13489lbf
疲劳载荷限值 531lbf
Attainable speeds
接触角 15°
球径 0.281in
列数 2
钢球数量(每轴承) 35
参考润滑脂量(每轴承) 0.2441in³

Natebon 71821CD/P4DBA bearing 重量

重量 1.411lb