IR,LR,IRT,LRB

Product

E-mail：

Tungmiao@fums-bearing.com

Product Details

Inner Ring(Needle Bearing Bush,Needle Bearing Bush,Metric and Inch Bearing Inner Ring) is precisely processed by Gcr15 chrome steel,mainly using in condition that the shaft can not be directly used as the rolling road. So as to achieve the purpose of auxiliary installation,Standard inner ring are processed according to the P0 dimensional tolerances and geometric accuracy.

Main characteristic
►High hardness, big rigidness
►Big specifications, easy to choose
►Big range of size

Material	GCr15 chrome steel
Process	Lathing Grinding
Heat treatment	Quenching

1. high hardness, big rigidness

2. big specifications, easy to choose

3. big range of size

metric size	inch size	structure instruction
IR	IRB.MI	Standard tolerance, end face ground
LR	LRB,	big tolerance, end face not ground
IRT		standard tolerance, with oil groove, end face ground
LRT		Big tolerance, with oil groove, end face not ground

Shaft	Model	Mass				Shaft	Model	Mass
Shaft	Model	Mass	Dimensions			Shaft	Model	Mass	Dimensions
mm		g	d	F	B	mm		g	d	F	B
5	lR5X8X12	2.79	5	8	12	15	IR15X20X16		15	20	16
5	lR5X8X16	3.75	5	8	16		IR15X20X20		15	20	20
6	lR6X9X12	3.17	6	9	12		IR15X20X23	24.4	15	20	23
	lR6X9X16	4.3	6	9	16	16	IR16X20X16		16	20	16
	lR6X10X10	3.7	6	10	10		IR16X20X20		16	20	20
	lR6X10X12	4.6	6	10	12		IR16X24X20		16	24	20
7	lR7X10X12	3.61	7	10	12	17	IR17X20X16	10.7	17	20	16
7	lR7X10X16	4.9	7	10	16		IR17X20X20	13.5	17	20	20
8	lR8X12X10	4.8	8	12	10		IR17X21X16	14.3	17	21	16
	lR8X12X12	5.7	8	12	12		IR17X21X20	18	17	21	20
	lR8X12X16		8	12	16		IR17X22X13	14.9	17	22	13
9	lR9X12X12	4.5	9	12	12		IR17X22X16	18.7	17	22	16
	lR9X12X16	6.1	9	12	16		IR17X22X23	27.1	17	22	23
	lR9X16X16		9	16	16		IR17X22X20	33.6	17	24	20
10	IR10X14X13	7.4	10	14	13	20	IR20X24X16	16.5	20	24	16
	IR10X14X16	9.2	10	14	16		IR20X24X20		20	24	20
	IR10X15X13		10	15	13		IR20X25X17	22.4	20	25	17
	IR10X16X15		10	16	15		IR20X25X20	27.5	20	25	20
	IR10X16X16		10	16	16		IR20X25X25		20	25	25
	IR10X17X15		10	17	15		IR20X25X26		20	25	26
12	IR12X15X12	5.8	12	15	12		IR20X25X30	40.9	20	25	30
	IR12X15X16	8	12	15	16		IR20X26X16		20	26	16
	IR12X15X19		12	15	19		IR20X26X20		20	26	20
	IR12X16X12	7.9	12	16	12		IR20X28X20	45.2	20	28	20
	IR12X16X13	8.7	12	16	13	22	IR22X26X20	23.2	22	26	20
	IR12X16X15		12	16	15		IR22X26X16	17.5	22	26	16
	IR12X16X16	11	12	16	16		IR22X28X17	29.8	22	28	17
	IR12X16X17		12	16	17		IR22X28X20	35	22	28	20
	IR12X16X20	13.5	12	16	20		IR22X32X20		22	32	20
	IR12X16X22		12	16	22	25	IR25X29X20	25.5	25	29	20
	IR12X17X20		12	17	20		IR25X29X30	39.3	25	29	30
15	IR15X19X10		15	19	10		IR25X30X16	26	25	30	16
	IR15X19X16	12.8	15	19	16		IR25X30X17	27.5	25	30	17
	IR15X19X20	16.4	15	19	20		IR25X30X18	29.8	25	30	18
	IR15X20X13	13.5	15	20	13		IR25X30X20	32.6	25	30	20
	IR15X20X15		15	20	15		IR25X30X22		25	30	22
25	IR25X30X26		25	30	26	40	IR40X45X25		40	45	25
	IR25X30X30	50.1	25	30	30		IR40X45X30	77.1	40	45	30
	IR25X30X38		25	30	38		IR40X45X34		40	45	34
	IR25X32X22	51.7	25	30	22		IR40X45X40		40	45	40
28	IR28X32X17	24.5	28	32	17		IR40X48X22		40	48	22
	IR28X32X20	28.4	28	32	20		IR40X48X23		40	48	23
	IR28X32X23		28	32	23		IR40X48X30		40	48	30
	IR28X32X30	43.8	28	32	30		IR40X48X40		40	48	40
30	IR30X35X13	25	30	35	13		IR40X50X20		40	50	20
	IR30X35X17	32.3	30	35	17		IR40X50X22		40	50	22
	IR30X35X20	40	30	35	20		IR40X50X35		40	50	35
	IR30X35X26	50.3	30	35	26		IR40X55X17		40	55	17
	IR30X35X30	58.9	30	35	30	42	IR42X47X20		42	47	20
	IR30X37X22	60.8	30	37	22	42	IR42X47X30		42	47	30
	IR30X38X20	64.8	30	38	20	45	IR45X50X20		45	50	20
	IR30X40X17		30	40	17		IR45X50X25		45	50	25
32	IR32X37X20	42	32	37	20		IR45X50X26		45	50	26
	IR32X37X30	62.7	32	37	30		IR45X50X35		45	50	35
	IR32X40X20	68	32	40	20		IR45X50X40		45	50	40
	IR32X40X36	124	32	40	36		IR45X52X22		45	52	22
35	IR35X40X15		35	40	15		IR45X52X23		45	52	23
	IR35X40X17	38.3	35	40	17		IR45X52X40		45	52	40
	IR35X40X20	44.4	35	40	20		IR45X55X20		45	55	20
	IR35X40X25		35	40	25		IR45X55X22		45	55	22
	IR35X40X30	67.9	35	40	30		IR45X55X40		45	55	40
	IR35X40X34		35	40	34	47	IR47X60X35		47	60	35
	IR35X40X40		35	40	40	48	IR48X55X20		48	55	20
	IR35X42X20	63.9	35	42	20	50	IR50X55X17		50	55	17
	IR35X42X23	74	35	42	23		IR50X55X20		50	55	20
	IR35X42X36	117	35	42	36		IR50X55X25		50	55	25
	IR35X43X22	82	35	43	22		IR50X55X26		50	55	26
38	IR38X43X20	48.1	38	43	20		IR50X55X35	112	50	55	35
38	IR38X43X30	73.6	38	43	30		IR50X55X40		50	55	40
40	IR40X45X16		40	45	16		IR50X55X42		50	55	42
	IR40X45X17	42.5	40	45	17		IR50X55X20		50	55	20
	IR40X45X20	50.5	40	45	20		IR50X58X16		50	58	16

50	IR50X58X22	115	50	58	22	70	IR70X80X56	506	70	80	56
	IR50X58X40	209	50	58	40		IR70X80X60		70	80	60
	IR50X60X20	129	50	60	20		IR70X80X80		70	80	80
	IR50X60X25	163	50	60	25	75	IR75X85X35	238	75	85	25
	IR50X60X28	183	50	60	28		IR75X85X25	287	75	85	30
	IR50X60X50		50	60	50		IR75X85X54	520	75	85	54
51	IR51X63X52		51	63	52	78	IR78X90X80		78	90	80
54	IR54X60X25		54	60	25	80	IR80X90X25	254	80	90	25
55	IR55X60X25	86	55	60	25		IR80X90X30	304	80	90	30
	IR55X60X35	121	55	60	35		IR80X90X35	355	80	90	35
	IR55X63X25	141	55	63	25		IR80X90X54	550	80	90	54
	IR55X63X45	256	55	63	45		IR80X92X50		80	92	50
	IR55X65X20		55	65	20	85	IR85X95X26	280	85	95	26
	IR55X65X25		55	65	25		IR85X95X30		85	95	30
	IR55X65X28	198	55	65	28		IR85X100X35	580	85	100	35
	IR55X65X30		55	65	30		IR85X95X36		85	95	36
	IR55X65X60		55	65	60		IR85X100X63	100	85	100	63
	IR55X65X90		55	65	90	88	IR88X100X30		88	100	30
60	IR60X68X25	152	60	68	25	90	IR90X100X26	294	90	100	26
	IR60X68X35	213	60	68	35		IR90X100X30	340	90	100	30
	IR60X68X45	275	60	68	45		IR90X105X36	610	90	105	35
	IR60X70X30		60	70	30		IR90X105X63	1110	90	105	63
	IR60X70X25	195	60	70	25		IR90X110X35		90	110	56
	IR60X70X28	216	60	70	28	95	IR95X105X26	313	95	105	26
	IR60X70X30		60	70	30	130	IR130X150X50	1690	130	150	50
	IR60X70X35		60	70	35	130	IR130X150X60		130	150	60
	IR60X70X60		60	70	60	140	IR140X150X40		140	150	40
	IR60X73X35		60	73	35		IR140X160X50	1800	140	160	50
65	IR65X72X25	142	65	72	25		IR140X160X50		140	160	50
	IR65X72X45	259	65	72	45	150	IR150X165X40	1120	150	165	40
	IR65X73X25	164	65	73	25		IR150X165X50		150	165	50
	IR65X75X28	230	65	75	28		IR150X170X60		150	170	60
	IR65X75X30		65	75	30	160	IR160X175X70	1200	160	175	70
70	IR70X80X25	224	70	80	25	170	IR170X180X45		170	180	45
	IR70X80X30	267	70	80	30	170	IR170X185X45		170	185	45
	IR70X80X54	487	70	80	54	220	IR220X240X50		220	240	50