Japan koyo ball bearing 205 1.brand:yoko 2.o:25mm O:52mm d:15mm 3.wide range 4.high precision

introduction

Japan koyo ball bearing 205Self-aligning ball bearings are constructed with the inner ring and ball assembly contained within an outer ring that has a spherical raceway. This construction allows the bearing to tolerate a small angular misalignment resulting from deflection or improper mounting. Japan koyo self-aligning ball bearing 205 has two rows of balls and a common concave sphered raceway in the outer ring. The bearing is consequently self-aligning and insensitive to angular misalignments of the shaft relative to the housing.Self-aligning ball bearings with extended inner ring are designed for less demanding applications using commercial grade shafting. The special bore tolerance allows easy mounting and dismounting. When two self-aligning ball bearings with extended inner ring are used to support a shaft, they should be positioned so that the inner ring slots either face each other, or are at the outboard positions of the bearings. If this is not the case, the shaft is axially located in one direction only.

Feature

Japan koyo ball bearing 205 consist of cylindrical or tapered and retainers two kinds of structure, keep the frame made of steel sheet or synthetic resins. Its characteristic is the outer ring groove is spherical shape, with automatic adjust the nature of mind, to compensate concentricity and deflection errors between them, and shall not be more than 3 degrees relative gradient.

Application

Japan koyo ball bearing 205under heavy load and the applicable to impact load, precision instruments, low noise machine, automobile, motorcycle, metallurgy, rolling mill, mine, petroleum, paper making, cement, the sugar industry, etc, and the general machinery, etc.

Type

Type	d(mm)	B(mm)	D(mm)	Type	d(mm)	B(mm)	D(mm)
1204	20	47	14	1212	60	110	22
1205	25	52	15	1213	65	120	23
1206	30	62	16	1215	70	125	24
1207	35	72	17	1216	80	140	26
1208	40	80	18	1217	85	150	28
1209	45	85	19	1218	90	160	30
1210	50	90	20	1220	100	180	34
1211	95	100	21	1224	110	200	38

Japan koyo ball bearing 205