7311C CRAFT Angular Contact Ball Bearings

7311C CRAFT Angular Contact Ball Bearings

Name	7311C	7311C	7311C
Brand	NACHI	KOYO	CYSD
Configuration	Single Row
Enclosure	Open
Bore Type	Cylindrical Bore
Bore Size	55 mm 2.1654 in
Outside Diameter	120 mm 4.7244 in
Width	29 mm 1.1417 in
Fillet Radius/Chamfer	2 mm 0.0787 in
r1	1 mm 0.0394 in
a	-4.4 mm -0.1732 in	26.4 mm 1.0394 in
Dynamic Load Rating	87,000 N
Static Load Rating	60,000 N
Limiting Speed - Grease	9,100 rpm
Limiting Speed - Oil	13,000 rpm
da1 (min)	65 mm 2.5591 in
da2 (min)	65 mm 2.5591 in
Da1 (max)	110 mm 4.3307 in
Da2 (max)	114 mm 4.4882 in
ra (max)	2 mm 0.0787 in
ra1 (max)	1 mm 0.0394 in
Size (mm)	55x120x29(mm)	55x120x29(mm)	55x120x29(mm)
Bore Diameter (mm)	55(mm)	55(mm)	55(mm)
Outer Diameter (mm)	120(mm)	120(mm)	120(mm)
Width (mm)	29(mm)	29(mm)	29(mm)
d	55 mm 2.1654 in	55 mm 2.1654 in	55 mm 2.1654 in
D	120 mm 4.7244 in	120 mm 4.7244 in	120 mm 4.7244 in
B	29 mm 1.1417 in	29 mm 1.1417 in	29 mm 1.1417 in
C	29 mm 1.1417 in	29 mm 1.1417 in	29 mm 1.1417 in
Angle (α)	15 °	15 °	15 °
a -	4.4 mm 0.1732 in
r min.	2 mm 0.0787 in	2 mm 0.0787 in	2 mm 0.0787 in
r1 min.	1 mm 0.0394 in	1 mm 0.0394 in
da min.	65 mm 2.5591 in	65 mm 2.5591 in
Da max.	110 mm 4.3307 in	110 mm 4.3307 in
ra max.	2 mm 0.0787 in	2 mm 0.0787 in
Weight	1.45 Kg	1.45 Kg	1,43 Kg
Basic dynamic load rating (C)	87 kN		87 kN
Basic static load rating (C0)	60 kN		60,5 kN
(Grease) Lubrication Speed	9100 r/min	9300 r/min	9400 r/min

Wamei Industrial Manufacture Co.,Limited is your best, safest & quickest partner to buy Hydraulic components. You just send us the part number or you tell us the brand and sepcification you are looking for, we'll make the quotation for you asap.