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Four Point Contact Ball Bearing Thin Section Kaydon X-Type (RBC Bearings) (KA030XP0-RBC)

Name: Four Point Contact Ball Bearing Thin Section Kaydon X-Type (RBC Bearings) (KA030XP0-RBC)
Availability: InStock

Four Point Contact Ball Bearing Model: KA030XP0 Customizable Made in China

Four Point Contact Ball Bearing — Basic Dynamic Load Rating 37.1 kN, Basic Static Load Rating 32.5 kN. MOQ 1 set, US$5.50 – 7.00/set.

US$5.50 – 7.00/ set

Min. order: 1 set

Product Name: Ka030XP0 Angular Contact Ball Bearing
Basic Dynamic Load Rating: 37.1 kN
Basic Static Load Rating: 32.5 kN
Reference Speed: 13000 R/Min
Limiting Speed: 7000 R/Min
Mass Bearing: 0.5 Kg

At a glance

Product: Four Point Contact Ball Bearing Thin Section Kaydon X-Type (RBC Bearings) (KA030XP0-RBC)
Category: Four Point Contact Ball Bearing
Price: US$5.50 – 7.00 / set
Minimum order: 1 set
Origin: Shandong, China
Customization: Available
Packaging: Single Box / OEM
HS code: 8482103000

Last updated October 17, 2026

Specifications

Customization	Available
Product Name	Ka030XP0 Angular Contact Ball Bearing
Basic Dynamic Load Rating	37.1 kN
Model NO.	KA030XP0
Basic Static Load Rating	32.5 kN
Reference Speed	13000 R/Min
Limiting Speed	7000 R/Min
Mass Bearing	0.5 Kg
Cage	Nylon Cage
Operating Temperature	-40+120
Service	OEM Service
Key Words	Angular Contact Ball Bearing
Name	Kaydonbearings Ka030XP0 Ka Series Fo
Contact Angle	25°
Aligning	Non-Aligning Bearing
Separated	Unseparated
Load Direction	Radial Bearing
Transport Package	Single Box / OEM
Specification	40x80x23mm
Origin	Shandong, China
HS Code	8482103000
Production Capacity	99999999 PCS /Month
Package Size	36.00cm * 29.00cm * 41.00cm
Package Gross Weight	3.650kg
ISO9001	2000

Name	Precision Kaydon® Bearings Reali-Slim® KA030XP0 KA Series Four-Point Contact Type X Precision Thin Section Ball Bearing Angular Contact Ball Bearing
Model	KA030XP0
Material	Chrome Steel, Stainless Steel, Carbon Steel	Certificate	ISO9001:2000
Precision	abec-1, abec-3, abec-5, abec-7
Bore Size	3" (3")	Outside diameter	3.5" (3-1/2")
Clearance	C0, C2, C3, C4
Cage Type	Steel Cage,Brass Cage,Nylon Cage etc.
Seals Type	Shielded, Sealed
Features	The bearings have low friction and very little noise or vibration, These characteristics make them to be available for situations of high speed, high precision, low friction and low noise operations.
Application	Widely used in home appliances, electric tools, fitness equipment, motors, medical devices, motorbikes, textile machines, autos and other areas.

Attribute	Value
Inside Diameter	3" (3")
Outside Diameter	3.5" (3-1/2")
Ball Bearing Type	Deep Groove
Race Width	0.25" (1/4")
End Type	Open
Number of Rows	2
Static Load Rating	32.5kN
Material	Steel
Cage Material	Fibreglass Reinforced PA
Race Type	Plain
Dynamic Load Rating	37.1kN
Maximum Speed - Grease	6000rpm
Bore Type	Parallel
Reference Speed	13000rpm
Maximum Speed - Oil	7000rpm
Limiting Speed	7000rpm

	Bearing Number	Boundary dimensions(mm)	Basic load ratings(kN)	Limiting speeds(rpm)	Mass(Kg)
		d	D	B	rs min	r1s min	Cr	Cor	Grease	Oil	(Approx.)
52 Series	5200	10	30	14.3	0.6		6.95	3.8	14,000	19,000	0.049
	5201	12	32	15.9	0.6		9.15	5.05	13,000	17,000	0.057
	5202	15	35	15.9	0.6		10	6.05	11,000	15,000	0.064
	5203	17	40	17.5	0.6		12.8	7.9	9,900	13,000	0.096
	5204	20	47	20.6	1		19	12.1	8,800	12,000	0.153
	5205	25	52	20.6	1		20.6	14.3	7,300	9,800	0.175
	5206	30	62	23.8	1		28.6	20.4	6,300	8,400	0.286
	5207	35	72	27	1.1		38	27.8	5,500	7,400	0.436
	5208	40	80	30.2	1.1		42.5	32.5	4,900	6,600	0.59
	5209	45	85	30.2	1.1		48	37	4,400	5,900	0.64
	5210	50	90	30.2	1.1		51	42	4,000	5,300	0.689
	5211	55	100	33.3	1.5		63	53	3,600	4,900	0.986
	5212	60	110	36.5	1.5		71.5	58.5	3,400	4,500	1.27
	5213	65	120	38.1	1.5		83.5	72.5	3,100	4,200	1.57
	5214	70	125	39.7	1.5		90.5	79.5	2,900	3,900	1.8
	5215	75	130	41.3	1.5		90	80.5	2,700	3,600	1.9
	5216	80	140	44.4	2		106	95.5	2,500	3,400	2.39
	5217	85	150	49.2	2		112	106	2,400	3,200	3.06
	5218	90	160	52.4	2		140	129	2,200	3,000	3.73
	5219	95	170	55.6	2.1		159	148	2,100	2,800	4.86
	5220	100	180	60.3	2.1		178	167	2,000	2,700	5.94

	Bearing Number	Boundary dimensions(mm)	Basic load ratings(kN)	Limiting speeds(rpm)	Mass(Kg)
		d	D	B	rs min	r1s min	Cr	Cor	Grease	Oil	(Approx.)
53 Series	5302	15	42	19	1		17.2	10.1	9,900	13,000	0.132
	5303	17	47	22.2	1		20.4	12.1	9,000	12,000	0.181
	5304	20	52	22.2	1.1		20.6	12.7	8,000	11,000	0.217
	5305	25	62	25.4	1.1		30.5	20.5	6,700	8,900	0.362
	5306	30	72	30.2	1.1		39.5	27.5	5,700	7,600	0.553
	5307	35	80	34.9	1.5		49.5	35	5,000	6,600	0.766
	5308	40	90	36.5	1.5		60.5	44	4,400	5,900	1.01
	5309	45	100	39.7	1.5		72.5	54	4,000	5,300	1.34
	5310	50	110	44.4	2		85.5	64.5	3,600	4,800	1.81
	5311	55	120	49.2	2		106	82	3,300	4,400	2.32
	5312	60	130	54	2.1		122	95.5	3,000	4,000	3.05
	5313	65	140	58.7	2.1		138	109	2,800	3,700	3.96
	5314	70	150	63.5	2.1		155	125	2,600	3,500	4.74
	5315	75	160	68.3	2.1		168	141	2,400	3,200	5.65
53/2RS Series	5302-2RS	15	42	19	1		14.2	8.85	9,900		0.132
	5303-2RS	17	47	22.2	1		17.4	10.4	9,000		0.181
	5304-2RS	20	52	22.2	1.1		19.1	12.4	8,000		0.217
	5305-2RS	25	62	25.4	1.1		26.5	17.9	6,700		0.362
	5306-2RS	30	72	30.2	1.1		33	24.3	5,700		0.553
	5307-2RS	35	80	34.9	1.5		49.5	35	5,000		0.766
	5308-2RS	40	90	36.5	1.5		55	40	4,400		1.01
53/ZZ Series	5302-ZZ	15	42	19	1		14.2	8.85	9,900		0.132
	5303-ZZ	17	47	22.2	1		17.4	10.4	9,000		0.181
	5304-ZZ	20	52	22.2	1.1		19.1	12.4	8,000		0.217
	5305-ZZ	25	62	25.4	1.1		26.5	17.9	6,700		0.362
	5306-ZZ	30	72	30.2	1.1		33	24.3	5,700		0.553
	5307-ZZ	35	80	34.9	1.5		49.5	35	5,000		0.766
	5308-ZZ	40	90	36.5	1.5		55	40	4,400		1.01

	Bearing Number	Boundary dimensions(mm)	Basic load ratings(kN)	Limiting speeds(rpm)	Mass(Kg)
		d	D	B	rs min	r1s min	Cr	Cor	Grease	Oil	(Approx.)
70 Series	7000	10	26	8	0.3	0.15	4.65	2.07	29,000	39,000	0.023
	7001	12	28	8	0.3	0.15	5.05	2.46	26,000	35,000	0.025
	7002	15	32	9	0.3	0.15	5.8	3.15	23,000	31,000	0.035
	7003	17	35	10	0.3	0.15	7.15	3.85	21,000	28,000	0.046
	7004	20	42	12	0.6	0.3	9.7	5.6	19,000	25,000	0.08
	7005	25	47	12	0.6	0.3	10.7	6.85	16,000	21,000	0.093
	7006	30	55	13	1	0.6	13.9	9.45	13,000	18,000	0.135
	7007	35	62	14	1	0.6	17.5	12.6	12,000	16,000	0.18
	7008	40	68	15	1	0.6	18.8	14.6	10,000	14,000	0.222
	7009	45	75	16	1	0.6	22.3	17.7	9,500	13,000	0.282
	7010	50	80	16	1	0.6	23.7	20.1	8,600	11,000	0.306
	7011	55	90	18	1.1	0.6	31	26.3	7,900	11,000	0.447
	7012	60	95	18	1.1	0.6	32	28.1	7,200	9,600	0.478
	7013	65	100	18	1.1	0.6	33.5	31.5	6,700	9,000	0.509
	7014	70	110	20	1.1	0.6	42.5	39.5	6,200	8,300	0.705
	7015	75	115	20	1.1	0.6	43.5	41.5	5,800	7,800	0.745
	7016	80	125	22	1.1	0.6	53.5	50.5	5,500	7,300	0.994
	7017	85	130	22	1.1	0.6	54.5	53.5	5,100	6,900	1.04
	7018	90	140	24	1.5	1	65	63.5	4,900	6,500	1.35
	7019	95	145	24	1.5	1	67	67	4,600	6,100	1.41
	7020	100	150	24	1.5	1	68.5	70.5	4,400	5,800	1.47
	7021	105	160	26	2	1	80	81.5	4,100	5,500	1.86
	7022	110	170	28	2	1	92	93	3,900	5,300	2.3
	7024	120	180	28	2	1	93.5	98.5	3,600	4,800	2.47
	7026	130	200	33	2	1	117	125	3,300	4,400	3.73
	7028	140	210	33	2	1	120	133	3,100	4,100	3.96
	7030	150	225	35	2.1	1.1	137	154	2,800	3,800	4.82
	7032	160	240	38	2.1	1.1	155	176	2,700	3,600	5.96
	7034	170	260	42	2.1	1.1	186	214	2,500	3,300	7.96
	7036	180	280	46	2.1	1.1	219	266	2,300	3,100	10.4
	7038	190	290	46	2.1	1.1	224	280	2,200	2,900	10.8
	7040	200	310	51	2.1	1.1	252	325	2,100	2,800	14

	Bearing Number	Boundary dimensions(mm)	Basic load ratings(kN)	Limiting speeds(rpm)	Mass(Kg)
		d	D	B	rs min	r1s min	Cr	Cor	Grease	Oil	(Approx.)
72 Series	7200	10	30	9	0.6	0.3	5.45	2.74	28,000	37,000	0.029
	7201	12	32	10	0.6	0.3	7.6	3.95	25,000	33,000	0.035
	7202	15	35	11	0.6	0.3	9.05	4.7	22,000	29,000	0.046
	7203	17	40	12	0.6	0.3	12	6.6	19,000	26,000	0.064
	7204	20	47	14	1	0.6	14.5	8.4	17,000	23,000	0.1
	7205	25	52	15	1	0.6	16.2	10.3	14,000	19,000	0.125
	7206	30	62	16	1	0.6	22.5	14.8	12,000	16,000	0.193
	7207	35	72	17	1.1	0.6	29.7	20.1	11,000	14,000	0.281
	7208	40	80	18	1.1	0.6	35.5	25.1	9,600	13,000	0.355
	7209	45	85	19	1.1	0.6	39.5	28.7	8,700	12,000	0.404
	7210	50	90	20	1.1	0.6	41.5	31.5	7,900	10,000	0.457
	7211	55	100	21	1.5	1	51	39.5	7,100	9,500	0.6
	7212	60	110	22	1.5	1	61.5	49	6,600	8,800	0.765
	7213	65	120	23	1.5	1	70.5	58	6,100	8,100	0.962
	7214	70	125	24	1.5	1	76.5	63.5	5,700	7,600	1.09
	7215	75	130	25	1.5	1	79	68.5	5,300	7,100	1.17
	7216	80	140	26	2	1	89	76	5,000	6,600	1.39
	7217	85	150	28	2	1	99.5	88.5	4,700	6,200	1.78
	7218	90	160	30	2	1	118	103	4,400	5,900	2.18
	7219	95	170	32	2.1	1.1	133	118	4,100	5,500	2.67
	7220	100	180	34	2.1	1.1	144	126	3,900	5,200	3.2
	7221	105	190	36	2.1	1.1	157	142	3,700	5,000	3.79
	7222	110	200	38	2.1	1.1	170	158	3,500	4,700	4.45
	7224	120	215	40	2.1	1.1	183	177	3,200	4,300	6.26
	7226	130	230	40	3	1.1	196	198	3,000	4,000	7.15
	7228	140	250	42	3	1.1	203	215	2,700	3,600	8.78
	7230	150	270	45	3	1.1	232	259	2,500	3,400	11
	7232	160	290	48	3	1.1	263	305	2,400	3,200	13.7
	7234	170	310	52	4	1.5	295	360	2,200	3,000	17
	7236	180	320	52	4	1.5	305	385	2,100	2,800	17.7
	7238	190	340	55	4	1.5	305	390	2,000	2,600	21.3
	7240	200	360	58	4	1.5	335	450	1,900	2,500	25.3

	Bearing Number	Boundary dimensions(mm)	Basic load ratings(kN)	Limiting speeds(rpm)	Mass(Kg)
		d	D	B	rs min	r1s min	Cr	Cor	Grease	Oil	(Approx.)
73 Series	7300	10	35	11	0.6	0.3	10.1	4.95	26,000	34,000	0.04
	7301	12	37	12	1	0.6	11.2	5.25	23,000	30,000	0.044
	7302	15	42	13	1	0.6	13.5	7.2	19,000	26,000	0.055
	7303	17	47	14	1	0.6	15.9	8.65	18,000	24,000	0.107
	7304	20	52	15	1.1	0.6	18.7	10.4	16,000	21,000	0.138
	7305	25	62	17	1.1	0.6	26.4	15.8	13,000	17,000	0.23
	7306	30	72	19	1.1	0.6	33.5	22.3	11,000	15,000	0.345
	7307	35	80	21	1.5	1	40	26.3	9,800	13,000	0.462
	7308	40	90	23	1.5	1	49	33	8,600	12,000	0.625
	7309	45	100	25	1.5	1	63.5	44	7,800	10,000	0.837
	7310	50	110	27	2	1	74	52	7,100	9,400	1.09
	7311	55	120	29	2	1	86	61.5	6,400	8,600	1.39
	7312	60	130	31	2.1	1.1	98	71.5	5,900	7,900	1.74
	7313	65	140	33	2.1	1.1	111	82	5,500	7,300	2.11
	7314	70	150	35	2.1	1.1	125	93.5	5,100	6,800	2.56
	7315	75	160	37	2.1	1.1	136	106	4,800	6,300	3.07
	7316	80	170	39	2.1	1.1	147	119	4,500	5,900	3.65
	7317	85	180	41	3	1.1	159	133	4,200	5,600	4.34
	7318	90	190	43	3	1.1	171	147	4,000	5,300	5.06
	7319	95	200	45	3	1.1	183	162	3,700	5,000	5.89
	7320	100	215	47	3	1.1	207	193	3,500	4,700	7.18
	7321	105	225	49	3	1.1	220	210	3,400	4,500	8.2
	7322	110	240	50	3	1.1	246	246	3,200	4,300	9.6
	7324	120	260	55	3	1.1	246	252	2,900	3,900	14.7
	7326	130	280	58	4	1.5	273	293	2,700	3,600	17.6
	7328	140	300	62	4	1.5	300	335	2,500	3,300	21.5
	7330	150	320	65	4	1.5	330	380	2,300	3,100	25.1
	7332	160	340	68	4	1.5	345	420	2,100	2,800	29.8
	7334	170	360	72	4	1.5	390	485	2,000	2,700	35.3
	7336	180	380	75	4	1.5	410	535	1,900	2,500	40.9
	7338	190	400	78	5	2	430	585	1,800	2,300	47
	7340	200	420	80	5	2	450	605	1,700	2,200	53.1

	Bearing Number	Boundary dimensions(mm)	Basic load ratings(kN)	Limiting speeds(rpm)	Mass(Kg)
		d	D	B	rs min	r1s min	Cr	Cor	Grease	Oil	(Approx.)
78 Series	7805C	25	37	7	0.3	0.15	5.05	3.85	27,000	36,000	0.021
	7806C	30	42	7	0.3	0.15	5.35	4.5	23,000	31,000	0.025
	7807C	35	47	7	0.3	0.15	5.8	5.25	20,000	27,000	0.028
	7808C	40	52	7	0.3	0.15	6.05	5.75	18,000	24,000	0.031
	7809C	45	58	7	0.3	0.15	7.6	7.4	16,000	21,000	0.038
	7810C	50	65	7	0.3	0.15	7.9	8.05	14,000	19,000	0.049
	7811C	55	72	9	0.3	0.15	13.1	12.7	13,000	18,000	0.079
	7812C	60	78	10	0.3	0.15	13.4	13.6	12,000	16,000	0.101
	7813C	65	85	10	0.6	0.3	14.1	14.9	11,000	15,000	0.122
	7814C	70	90	10	0.6	0.3	14.5	15.8	10,000	14,000	0.13
	7815C	75	95	10	0.6	0.3	14.8	16.7	9,700	13,000	0.138
	7816C	80	100	10	0.6	0.3	15.1	17.6	9,100	12,000	0.146
	7817C	85	110	13	1	0.6	22.1	24.7	8,600	11,000	0.257
	7818C	90	115	13	1	0.6	22.7	26.1	8,100	11,000	0.27
	7819C	95	120	13	1	0.6	23.4	27.6	7,600	10,000	0.283
	7820C	100	125	13	1	0.6	23.5	28.3	7,200	9,600	0.296
	7821C	105	130	13	1	0.6	24.1	29.8	6,900	9,200	0.31
	7822C	110	140	16	1	0.6	34.5	42.5	6,500	8,700	0.486
	7824C	120	150	16	1	0.6	35	44.5	6,000	8,000	0.525
	7826C	130	165	18	1.1	0.6	47	59.5	5,500	7,400	0.911
	7828C	140	175	18	1.1	0.6	47.5	62.5	5,100	6,800	0.973
	7830C	150	190	20	1.1	0.6	60.5	79.5	4,700	6,300	1.33
	7832C	160	200	20	1.1	0.6	62	83.5	4,400	5,900	1.41
	7834C	170	215	22	1.1	0.6	76	102	4,100	5,500	1.87

	Bearing Number	Boundary dimensions(mm)	Basic load ratings(kN)	Limiting speeds(rpm)	Mass(Kg)
		d	D	B	rs min	r1s min	Cr	Cor	Grease	Oil	(Approx.)
79 Series	7905	25	42	9	0.3	0.15	7.15	4.95	17,000	22,000	0.05
	7906	30	47	9	0.3	0.15	7.55	5.75	14,000	19,000	0.058
	7907	35	55	10	0.6	0.3	12	8.85	13,000	17,000	0.088
	7908	40	62	12	0.6	0.3	12.7	10.2	11,000	15,000	0.13
	7909	45	68	12	0.6	0.3	15.7	12.9	10,000	14,000	0.15
	7910	50	72	12	0.6	0.3	16.6	14.5	9,200	12,000	0.157
	7911	55	80	13	1	0.6	17.3	16.1	8,400	11,000	0.214
	7912	60	85	13	1	0.6	18.1	17.4	7,800	10,000	0.23
	7913	65	90	13	1	0.6	18.3	18	7,200	9,600	0.245
	7914	70	100	16	1	0.6	26.2	26.2	6,700	9,000	0.397
	7915	75	105	16	1	0.6	26.5	27.1	6,300	8,400	0.42
	7916	80	110	16	1	0.6	26.9	28	5,900	7,800	0.444
	7917	85	120	18	1.1	0.6	36	38	5,500	7,400	0.628
	7918	90	125	18	1.1	0.6	36	38	5,200	7,000	0.658
	7919	95	130	18	1.1	0.6	37	40.5	5,000	6,600	0.688
	7920	100	140	20	1.1	0.6	48	52.5	4,700	6,200	0.934
	7921	105	145	20	1.1	0.6	48.5	54.5	4,400	5,900	0.972
	7922	110	150	20	1.1	0.6	49.5	56	4,200	5,700	1.01
	7924	120	165	22	1.1	0.6	61	69.5	3,900	5,200	1.66
	7926	130	180	24	1.5	1	75	87.5	3,600	4,700	1.82
	7928	140	190	24	1.5	1	75.5	90	3,300	4,400	1.94
	7930	150	210	28	2	1	97.5	117	3,100	4,100	2.96
	7932	160	220	28	2	1	98.5	121	2,800	3,800	3.13
	7934	170	230	28	2	1	102	129	2,700	3,600	3.29
	7936	180	250	33	2	1	131	163	2,500	3,300	4.87
	7938	190	260	33	2	1	133	169	2,400	3,200	5.1
	7940	200	280	38	2.1	1.1	185	231	2,200	3,000	7.15
	7944	220	300	38	2.1	1.1	187	239	2,000	2,700	7.74
	7948	240	320	38	2.1	1.1	197	264	1,800	2,400	8.34
	7952	260	360	46	2.1	1.1	258	375	1,700	2,200	14
	7956	280	380	46	2.1	1.1	261	385	1,500	2,100	14.8
	7960	300	420	56	3	1.1	325	520	1,400	1,900	23.7

Product details

Four Point Contact Ball Bearing Thin Section Kaydon X-Type (RBC Bearings) (KA030XP0-RBC) is a four point contact ball bearing product manufactured in China and available to buyers worldwide through the GoodsFromChina sourcing service.

Key features

Product Name: Ka030XP0 Angular Contact Ball Bearing
Basic Dynamic Load Rating: 37.1 kN
Basic Static Load Rating: 32.5 kN
Reference Speed: 13000 R/Min
Limiting Speed: 7000 R/Min
Mass Bearing: 0.5 Kg
Cage: Nylon Cage
Operating Temperature: -40+120

Ordering & packaging

Minimum order quantity is 1 set. Standard export packaging: Single Box / OEM. HS code: 8482103000. Every order can include a pre-shipment quality inspection and consolidated shipping by sea, air or express, including DDP delivery.

How we source this product for you

1
Send your inquiry
Choose options, quantity and requirements. No payment needed.
2
Get a factory quote
We confirm price, MOQ and lead time — and compare alternatives.
3
Production & inspection
We follow up production and inspect goods before shipment.
4
Delivered to your door
Sea, air or express with customs clearance and DDP options.

Express5–8 days

Air freight8–12 days

Sea freight25–40 days

DDPDuties included

Sourcing help for this product

Frequently asked questions

What is the minimum order quantity for Four Point Contact Ball Bearing Thin Section Kaydon X-Type?

The MOQ is 1 set. Smaller trial orders can sometimes be negotiated — tell us your quantity in the inquiry.

How much does Four Point Contact Ball Bearing Thin Section Kaydon X-Type cost?

The listed factory price is US$5.50 – 7.00 per set, depending on quantity. Your final quote includes our service fee and shipping options.

Can it be customized with my logo or specifications?

Yes. The manufacturer offers customization — logo printing, packaging, colors or modified specifications. Describe your requirements in the inquiry form.

How long does production and shipping take?

Typical production time is 15–45 days depending on quantity. Shipping to the US takes about 5–8 days by express, 8–12 days by air and 25–40 days by sea, with DDP door-to-door delivery available.

How do you check product quality?

We verify the manufacturer before ordering and can perform a pre-shipment inspection (AQL sampling) with a photo report before you pay the balance.