Adapter (for Self-Aligning Roller Bearings)

Brand :

NTN

Caution

Product Description

An adapter for facilitating installation and removal when using self-aligning ball bearings with an inner diameter that has tapered holes.
[Features]
·A roller bearing with an inner ring featuring a 2-row raceway groove, an outer ring featuring a spherical raceway surface, and barrel-shaped rolling elements.
·The center of the outer ring raceway surface coincides with the centerline of the bearing.
·It is self-aligning and can also be used when there is tilt of the inner and outer rings due to mounting errors to the housing or deflection of the shaft.
[Applications]
·Ideal for fastening shafts with self-aligning roller bearings with tapered holes.

Adapter (for Self-Aligning Roller Bearing)

Dimensions

Dimensional drawing

Main dimensions

d1 35 to 70 mm

Main dimensions mm				Nominal Number	Mounting dimensions mm						Weight^1) kg
d1	B₁	d2	B₂		da	db	Ba	Da		ras	(reference)
d1	B₁	d2	B₂		Minimum	Maximum	Minimum	Minimum	Maximum	Maximum	(reference)
35	36	58	10	LH-22208CK;H308X	44	50	5	—	73	1	0.189
	36	58	10	21308CK;H308X	44	54	5	—	81.5	1.5	0.189
	46	58	10	22308CK;H2308X	45	52	5	—	81.5	1.5	0.224
40	39	65	11	LH-22209CK;H309X	49	57	8	—	78	1	0.248
	39	65	11	21309CK;H309X	49	61	5	—	91.5	1.5	0.248
	50	65	11	22309CK;H2309X	50	58	5	—	91.5	1.5	0.28
45	42	70	12	LH-22210CK;H310X	54	63	10	—	83	1	0.303
	42	70	12	21310CK;H310X	54	67	5	—	100	2	0.303
	55	70	12	22310CK;H2310X	56	65	5	—	100	2	0.362
50	45	75	12	LH-22211EK;H311X	60	67	11	89.5	91.5	1.5	0.345
	45	75	12	LH-22211BK;H311X	60	67	11	—	91.5	1.5	0.345
	45	75	12	21311K;H311X	60	73	6	—	110	2	0.345
	59	75	12	22311BK;H2311X	61	71	6	—	110	2	0.42
55	47	80	13	LH-22212EK;H312X	65	72	9	98	101.5	1.5	0.394
	47	80	13	LH-22212BK;H312X	65	72	9	—	101.5	1.5	0.394
	47	80	13	21312K;H312X	65	79	5	—	118	2	0.394
	62	80	13	22312BK;H2312X	66	77	5	—	118	2	0.481
60	50	85	14	LH-22213EK;H313X	70	78.5	8	107	111.5	1.5	0.458
	50	85	14	LH-22213BK;H313X	70	78.5	9	—	111.5	1.5	0.458
	50	85	14	21313K;H313X	70	85	5	—	128	2	0.458
	65	85	14	22313BK;H2313X	72	84	5	—	128	2	0.557
65	55	98	15	LH-22215EK;H315X	80	89	12	117.5	121.5	1.5	0.831
	55	98	15	LH-22215BK;H315X	80	89	12	—	121.5	1.5	0.831
	55	98	15	21315K;H315X	80	97	5	—	148	2	0.831
	73	98	15	22315BKH2315X	82	96	5	—	148	2	1.05
70	59	105	17	LH-22216EK;H316X	86	94.5	12	125.5	130	2	1.03
	59	105	17	LH-22216BK;H316X	86	94.5	12	—	130	2	1.03
	59	105	17	21316K;H316X	86	103	5	—	158	2	1.03
	78	105	17	22316BKH2316X	87	103	5	—	158	2	1.28