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Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4

Name: Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4
Brand: Ningbo Kent Bearing Co., Ltd
SKU: R188, R188ZZ, R188-2RS
Availability: InStock

Brand Name:	BUGAO/NBKT
Model Number:	R188, R188ZZ, R188-2RS
MOQ:	1,000 sets
Price:	Negoiatiable
Delivery Time:	Negotiable
Payment Terms:	T/T

Detail Information

Product Description

Detail Information

Place of Origin:

China

Certification:

ISO9001:2015

Bearing Name:

R188ZZ Bearing

Material:

Bearing Steel, Carbon Steel, Ceramic, Etc

Precision:

P0, P6, P5, P4

Precision:

P0, P6, P5, P4

Clearance:

C2, C0, C3, C4

Clearance:

C2, C0, C3, C4

Specification:

Open, Z, ZZ, RZ, 2RZ, RS, 2RS

Closures:

ABEC-1, ABEC-3, ABEC-5, ABEC-7,

Noise &Vibration:

Z1V1, Z2V2, Z3V3, Z4V4

Bearing Life:

Up To 10 Years

HS Code:

8482102000

OEM Service:

Customization Welcomed

Packaging Details:

Single/Barrels Package

Supply Ability:

30,000,000 sets

Highlight:

Double Shielded R188ZZ Bearing

R188ZZ Bearing P0

Metal Ball Bearing Z1V1

Product Description

R188ZZ Double Metal Shielded Ball Bearing Chrome Steel P0 Z2 Bearing for Industrial Machine,Power Tools and Mechanical Equipment

【Package & Size】R188ZZ rolling bearing. I.D.=1/4inch,O.D.=1/2inch,Thickness=3/16inch
【Seal】R188ZZ bearings are metal Shielded on both side to keep lubricant in and prevent the intrusion of liquid impurities.High temperature resistance
【Material】Chrome Steel(GCr15), corrosion resistance,durability and resistance to under heavy loads,Static load rating of 80 newtons and dynamic load rating of 207 newtons
【Features】Low noise Z2, ABEC Tolerance 1 (P0), High speed. High temperature resistance. Resistance to high load. Suitable for kinds of applications.
【Wide application】 Widely used in industrial machine, motorcycle, automobile, power tools and mechanical equipment and other kinds of field.

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 0

深沟球结构图.jpg

R Series Deep Groove Ball Bearings can be customed sizes, below specification chart is for your reference.

Technical Parameters of R Series Deep Groove Ball Bearing:

Basic Bearing No.	Bore d		Outer DiameterD		Width W				Radius r		Basic Load Rating KN
	Bore d		Outer DiameterD		Open		Shield Seal		Radius r		Dynamic C	Static C0
	mm	inch	mm	inch	mm	inch	mm	inch	mm	inch	Dynamic C	Static C0
R156	4.763	0.1875	7.938	0.3125	2.78	0.1094	3.18	0.1250	0.1	0.004	0.395	0.143
R166	4.763	0.1875	9.525	0.3750	3.18	0.1250	3.18	0.1250	0.1	0.004	0.71	0.268
R3	4.763	0.1875	12.700	0.5000	3.97	0.1562	4.98	0.1960	0.15	0.006	1.31	0.49
R3A	4.763	0.1875	12.700	0.5000	4.98	0.1960	4.98	0.1960	0.15	0.006	1.31	0.49
R168	6.350	0.2500	9.525	0.3750	3.18	0.1250	3.18	0.1250	0.1	0.004	0.268	0.136
R188	6.350	0.2500	12.700	0.5000	3.18	0.1250	4.76	0.1875	0.15	0.006	0.83	0.37
R4	6.350	0.2500	15.875	0.6250	4.98	0.1960	4.98	0.1960	0.2	0.008	1.48	0.615
R4A	6.350	0.2500	19.050	0.7500	5.56	0.2188	7.14	0.2812	0.3	0.012	2.34	0.885
R6	9.525	0.3750	22.225	0.8750	5.56	0.2188	7.14	0.2812	0.3	0.012	3.3	1.4
R8	12.70	0.5000	28.575	1.1250	6.35	0.2500	7.94	0.3125	0.3	0.012	3.912	2.245
R8-7	11.113	0.4375	28.575	1.1250	6.35	0.2500	…	…	0.3	0.012	3.912	2.245
R10	15.875	0.6250	34.925	1.3750	7.14	0.2812	8.73	0.3438	0.6	0.024	4.605	2.774
R12	19.050	0.7500	41.275	1.6250	7.94	0.3125	11.11	0.4375	0.6	0.024	7.246	4.445

R188ZZ Bearing Display

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 2

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 3

Wide Applications of Deep Groove Ball Bearings:

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 4

Customization Welcomed:

We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
We can custom your packaging according to your design.
All copyright owned by clients and we promised don't disclose any information.

Packing and Shipping:

The deep groove ball bearings will be securely packaged individually, or tube packing or packed as customization packing
Shipping method is negotiable.

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 5

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 6

ABEC-1 Tolerance Class ABEC-1 (P0)

Inner Ring									Tolerance in um/s
d mm		Δdmp		9	Vdp²)0,1 Diameter Series	2,3,4	Vdmp	Kia	ΔBs		Vbs
d mm		Δdmp		9	Vdp²)0,1 Diameter Series	2,3,4	Vdmp	Kia	ΔBs		Vbs
over	including	high	low	max			max	max	high	low	max
1)0.6	2.5	0	-8	10	8	6	6	10	0	-40	12
2.5	10	0	-8	10	8	6	6	10	0	-120	15
10	18	0	-8	10	8	6	6	10	0	-120	20
18	30	0	-10	13	10	8	8	13	0	-120	20
30	50	0	-12	15	12	9	9	15	0	-120	20
50	80	0	-15	19	19	11	11	20	0	-150	25

Outer Ring									Tolerance in um/s
D mm		Δdmp		VDp²)⁴)Open Bearings Diameter Series			Capped Bearings²)³)	Vdmp	Kia	ΔBs		Vbs
D mm		Δdmp		9	0,1	2,3,4	2,3,4	Vdmp	Kia	ΔBs		Vbs
over	including	high	low	max				max	max	high	low	max
1)2.5	6	0	-8	10	8	6	10	6	15	Identical to ΔBs and VBs of inner ring of same bearing
6	18	0	-8	10	8	6	10	6	15
18	30	0	-9	12	9	7	12	7	15
30	50	0	-11	14	11	8	16	8	20
50	80	0	-13	16	13	10	20	10	25
80	120	0	-15	19	19	11	26	11	35
120	150	0	-18	23	23	14	30	14	40

ABEC-3 Tolerance Class ABEC-3 (P6)

Inner Ring									Tolerance in um/s
d mm		Δdmp		9	Vdp²)0,1 Diameter Series	2,3,4	Vdmp	Kia	ΔBs		Vbs
d mm		Δdmp		9	Vdp²)0,1 Diameter Series	2,3,4	Vdmp	Kia	ΔBs		Vbs
over	including	high	low	max			max	max	high	low	max
11)0.6	2.5	0	-7	9	7	5	5	5	0	-40	12
2.5	10	0	-7	9	7	5	5	6	0	-120	15
10	18	0	-7	9	7	5	5	7	0	-120	20
18	30	0	-8	10	8	6	6	8	0	-120	20
30	50	0	-10	13	10	8	8	10	0	-120	20
50	80	0	-12	15	15	9	9	10	0	-150	25

Outer Ring									Tolerance in um/s
D mm		Δdmp		VDp²)⁴)Open Bearings Diameter Series			Capped Bearings²)³)	Vdmp	Kia	ΔBs		Vbs
D mm		Δdmp		9	0,1	2,3,4	2,3,4	Vdmp	Kia	ΔBs		Vbs
over	including	high	low	max				max	max	high	low	max
1)2.5	6	0	-7	9	7	5	9	5	8	Identical to ΔBs and VBs of inner ring of same bearing
6	18	0	-7	9	7	5	9	5	8
18	30	0	-8	10	8	6	10	6	9
30	50	0	-9	11	9	7	13	7	10
50	80	0	-11	14	11	8	16	8	13
80	120	0	-13	16	16	10	20	10	18
120	150	0	-15	19	19	11	25	11	20

ABEC-5 Tolerance Class ABEC-5 (P5)

Inner Ring									Tolerance in um/s
d mm		Δdmp		Vdp²)Diameter Series		Vdmp	Kia	Sd	Sis³⁾	ΔBs	Vbs
d mm		Δdmp		9	0,1,2,3,4	Vdmp	Kia	Sd	Sis³⁾	ΔBs	Vbs
over	including	high	low	max		3	max	max	max	High	Low	max
1)0.6	2.5	0	-5	5	4	3	4	7	7	0	-40	5
2.5	10	0	-5	5	4	3	4	7	7	0	-40	5
10	18	0	-5	5	4	3	4	7	7	0	-80	5
18	30	0	-6	6	5	3	4	8	8	0	-120	5
30	50	0	-8	8	6	4	5	8	8	0	-120	5
50	80	0	-9	9	7	5	5	8	8	0	-150	6

Outer Ring									Tolerance in um/s
D mm		Δdmp		Vdp²)Diameter Series		Vdmp	Kia	SD⁴⁾ SD1⁵⁾	Sea⁴⁾⁵⁾	ΔBs		Vbs
D mm		Δdmp		9	0,1,2,3,4	Vdmp	Kia	SD⁴⁾ SD1⁵⁾	Sea⁴⁾⁵⁾	ΔBs		Vbs
over	including	high	low	max			max	max	max	High	Low	max
1)2.5	6	0	-5	5	4	3	5	8	8			5
6	18	0	-5	5	4	3	5	8	8			5
18	30	0	-6	6	5	3	6	8	8			5
30	50	0	-7	7	5	4	7	8	8			5
50	80	0	-9	9	7	5	8	8	10			6
80	120	0	-10	10	8	5	10	9	11			8
120	150	0	-11	11	8	6	11	10	13			8

ABEC-7 Tolerance Class ABEC-7 (P4)

Inner Ring												Tolerance in um/s
d mm		Δdmp		Δds		Vdp²)Diameter Series		Vdmp	Kia	Sd	Sia	ΔBs		Vbs
d mm		Δdmp		Δds		7,8,9	1,7,2,3,4	Vdmp	Kia	Sd	Sia	ΔBs		Vbs
over	including	high	low	high	low	max		max	max	max	max	High	low	Low	max
1)0.6	2.5	0	-4	0	-4	4	3	2	2.5	3	3	0	-40	-40	2.5
2.5	10	0	-4	0	-4	4	3	2	2.5	3	3	0	-40	-40	2.5
10	18	0	-4	0	-4	4	3	2	2.5	3	3	0	-80	-80	2.5
18	30	0	-5	0	-5	5	4	2.5	3	4	4	0	-120	-120	2.5
30	50	0	-6	0	-5	6	4	3	4	4	4	0	-120	-120	3
50	80	0	-7	0	-5	7	5	3.5	4	5	5	0	-150	-150	4

Outer Ring												Tolerance in um/s
D mm		Δdmp		Δds		Vdp²)Diameter Series		Vdmp	Kia	Sd	Sia	ΔBs		Vbs
D mm		Δdmp		Δds		7,8,9	1,7,2,3,4	Vdmp	Kia	Sd	Sia	ΔBs		Vbs
over	including	high	low	high	low	max		max	max	max	max	High	low	max
1)2.5	6	0	-4	0	-4	4	3	2	3	4	5	Identical to ΔBs and VBs of inner ring of same bearing		2.5
6	18	0	-4	0	-4	4	3	2	3	4	5			2.5
18	30	0	-5	0	-5	5	4	2.5	4	4	5			2.5
30	50	0	-6	0	-6	6	5	3	5	4	5			2.5
50	80	0	-7	0	-7	7	5	3.5	5	4	5			3
80	120	0	-8	0	-8	8	6	4	6	5	6			4
120	150	0	-9	0	-9	9	7	5	7	5	7			5

Tolerance Data For Sibration of Single Bearing

D	V			V1			V2			V3			V4
mm	Low	Medium	High	Low	Medium	High	Low	Medium	High	Low	Medium	High	Low	Medium	High
3,4	80	44	44	60	35	32	48	26	22	31	16	15	28	10	10
5,6	110	72	60	74	48	40	58	36	30	35	21	18	32	11	11
7,8,9	130	96	80	92	66	54	72	48	40	44	28	24	38	12	12
10,12	160	120	100	120	80	70	90	60	50	55	35	30	45	14	15
15	210	150	120	150	100	85	110	78	60	65	46	35	52	18	18
17	210	150	120	150	100	85	110	78	60	65	46	35	52	25	25
20	260	190	150	180	125	100	130	100	75	80	60	45	60	25	25
22,25	260	190	150	180	125	100	130	100	75	80	60	45	60	30	32
28	260	190	150	180	125	100	130	100	75	80	60	45	60	35	40
30,32	300	240	190	200	150	130	150	120	100	90	75	60	70	35	40
35	300	240	190	200	150	130	150	120	100	90	75	60	70	42	45
40	360	300	260	240	180	160	180	150	130	110	90	80	82	50	50
45	360	300	260	240	180	160	180	150	130	110	90	80	82	60	60
50	420	320	320	280	200	200	210	160	160	125	100	100	95	70	70

Maximum Vibration Acceleration of Single Bearing

D	Diameter Series(0)				Diameter Series(2)					Diameter Series(3)
mm	Z	Z1	Z2	Z3	Z	Z1	Z2	Z3	Z4	Z	Z1	Z2	Z3	Z4
3	35	34	32	28	36	35	32	30	-	37	36	33	31	-
4	35	34	32	28	36	35	32	30	-	37	36	33	31	-
5	37	36	34	30	38	37	34	32	-	39	37	35	33	-
6	37	36	34	30	38	37	34	32	-	39	37	35	33	-
7	39	38	35	31	40	38	36	34	-	-	-	-	-	-
8	39	38	35	31	40	38	36	34	-	-	-	-	-	-
9	41	40	36	32	42	40	37	35	-	-	-	-	-	-
10	43	42	38	33	44	42	39	35	30	37	44	40	37	32
12	44	43	39	34	45	43	39	35	30	47	45	40	37	32
15	45	44	40	35	46	44	41	36	31	48	46	42	38	33
17	46	44	40	35	47	45	41	36	31	49	47	42	38	33
20	47	45	41	36	48	46	42	38	33	50	48	43	39	34
22	47	45	41	36	48	46	42	38	33	50	48	43	39	34
25	48	46	42	38	49	47	43	40	36	51	49	44	41	37
28	49	47	43	39	50	48	44	41	37	52	50	45	42	38
30	49	47	43	39	50	48	44	41	37	52	50	45	42	38
32	50	48	44	40	51	49	45	42	38	53	51	46	43	39
35	51	49	45	41	52	50	46	43	39	54	52	47	44	40
40	53	51	46	42	54	52	47	44	40	56	54	49	45	41
45	55	53	48	45	56	54	49	46	43	58	56	51	47	44
50	57	54	50	47	58	55	51	48	45	60	57	53	49	46
55	59	56	52	49	60	57	53	50	47	62	59	54	51	48
60	61	58	54	51	62	59	54	51	48		61	56	53	50

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Products Details

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Deep Groove Ball Bearing

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4

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Electric Motor Bearing

Deep Groove Ball Bearing

6000 Series Bearing

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High Precision Bearing

P6 Bearing

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Miniature Bearing

Non Standard Bearing

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4

Brand Name:	BUGAO/NBKT
Model Number:	R188, R188ZZ, R188-2RS
MOQ:	1,000 sets
Price:	Negoiatiable
Packaging Details:	Single/Barrels Package
Payment Terms:	T/T

Detail Information

Product Description

Detail Information

Place of Origin:

China

Brand Name:

BUGAO/NBKT

Certification:

ISO9001:2015

Model Number:

R188, R188ZZ, R188-2RS

Bearing Name:

R188ZZ Bearing

Material:

Bearing Steel, Carbon Steel, Ceramic, Etc

Precision:

P0, P6, P5, P4

Precision:

P0, P6, P5, P4

Clearance:

C2, C0, C3, C4

Clearance:

C2, C0, C3, C4

Specification:

Open, Z, ZZ, RZ, 2RZ, RS, 2RS

Closures:

ABEC-1, ABEC-3, ABEC-5, ABEC-7,

Noise &Vibration:

Z1V1, Z2V2, Z3V3, Z4V4

Bearing Life:

Up To 10 Years

HS Code:

8482102000

OEM Service:

Customization Welcomed

Minimum Order Quantity:

1,000 sets

Price:

Negoiatiable

Packaging Details:

Single/Barrels Package

Delivery Time:

Negotiable

Payment Terms:

T/T

Supply Ability:

30,000,000 sets

Highlight:

Double Shielded R188ZZ Bearing

R188ZZ Bearing P0

Metal Ball Bearing Z1V1

Product Description

R188ZZ Double Metal Shielded Ball Bearing Chrome Steel P0 Z2 Bearing for Industrial Machine,Power Tools and Mechanical Equipment

【Package & Size】R188ZZ rolling bearing. I.D.=1/4inch,O.D.=1/2inch,Thickness=3/16inch
【Seal】R188ZZ bearings are metal Shielded on both side to keep lubricant in and prevent the intrusion of liquid impurities.High temperature resistance
【Material】Chrome Steel(GCr15), corrosion resistance,durability and resistance to under heavy loads,Static load rating of 80 newtons and dynamic load rating of 207 newtons
【Features】Low noise Z2, ABEC Tolerance 1 (P0), High speed. High temperature resistance. Resistance to high load. Suitable for kinds of applications.
【Wide application】 Widely used in industrial machine, motorcycle, automobile, power tools and mechanical equipment and other kinds of field.

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 0

深沟球结构图.jpg

R Series Deep Groove Ball Bearings can be customed sizes, below specification chart is for your reference.

Technical Parameters of R Series Deep Groove Ball Bearing:

Basic Bearing No.	Bore d		Outer DiameterD		Width W				Radius r		Basic Load Rating KN
	Bore d		Outer DiameterD		Open		Shield Seal		Radius r		Dynamic C	Static C0
	mm	inch	mm	inch	mm	inch	mm	inch	mm	inch	Dynamic C	Static C0
R156	4.763	0.1875	7.938	0.3125	2.78	0.1094	3.18	0.1250	0.1	0.004	0.395	0.143
R166	4.763	0.1875	9.525	0.3750	3.18	0.1250	3.18	0.1250	0.1	0.004	0.71	0.268
R3	4.763	0.1875	12.700	0.5000	3.97	0.1562	4.98	0.1960	0.15	0.006	1.31	0.49
R3A	4.763	0.1875	12.700	0.5000	4.98	0.1960	4.98	0.1960	0.15	0.006	1.31	0.49
R168	6.350	0.2500	9.525	0.3750	3.18	0.1250	3.18	0.1250	0.1	0.004	0.268	0.136
R188	6.350	0.2500	12.700	0.5000	3.18	0.1250	4.76	0.1875	0.15	0.006	0.83	0.37
R4	6.350	0.2500	15.875	0.6250	4.98	0.1960	4.98	0.1960	0.2	0.008	1.48	0.615
R4A	6.350	0.2500	19.050	0.7500	5.56	0.2188	7.14	0.2812	0.3	0.012	2.34	0.885
R6	9.525	0.3750	22.225	0.8750	5.56	0.2188	7.14	0.2812	0.3	0.012	3.3	1.4
R8	12.70	0.5000	28.575	1.1250	6.35	0.2500	7.94	0.3125	0.3	0.012	3.912	2.245
R8-7	11.113	0.4375	28.575	1.1250	6.35	0.2500	…	…	0.3	0.012	3.912	2.245
R10	15.875	0.6250	34.925	1.3750	7.14	0.2812	8.73	0.3438	0.6	0.024	4.605	2.774
R12	19.050	0.7500	41.275	1.6250	7.94	0.3125	11.11	0.4375	0.6	0.024	7.246	4.445

R188ZZ Bearing Display

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 2

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 3

Wide Applications of Deep Groove Ball Bearings:

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 4

Customization Welcomed:

We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
We can custom your packaging according to your design.
All copyright owned by clients and we promised don't disclose any information.

Packing and Shipping:

The deep groove ball bearings will be securely packaged individually, or tube packing or packed as customization packing
Shipping method is negotiable.

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 5

Double Metal Shielded R188ZZ Ball Bearing Z1V1 Z2V2 Z3V3 Z4V4 6

ABEC-1 Tolerance Class ABEC-1 (P0)

Inner Ring									Tolerance in um/s
d mm		Δdmp		9	Vdp²)0,1 Diameter Series	2,3,4	Vdmp	Kia	ΔBs		Vbs
d mm		Δdmp		9	Vdp²)0,1 Diameter Series	2,3,4	Vdmp	Kia	ΔBs		Vbs
over	including	high	low	max			max	max	high	low	max
1)0.6	2.5	0	-8	10	8	6	6	10	0	-40	12
2.5	10	0	-8	10	8	6	6	10	0	-120	15
10	18	0	-8	10	8	6	6	10	0	-120	20
18	30	0	-10	13	10	8	8	13	0	-120	20
30	50	0	-12	15	12	9	9	15	0	-120	20
50	80	0	-15	19	19	11	11	20	0	-150	25

Outer Ring									Tolerance in um/s
D mm		Δdmp		VDp²)⁴)Open Bearings Diameter Series			Capped Bearings²)³)	Vdmp	Kia	ΔBs		Vbs
D mm		Δdmp		9	0,1	2,3,4	2,3,4	Vdmp	Kia	ΔBs		Vbs
over	including	high	low	max				max	max	high	low	max
1)2.5	6	0	-8	10	8	6	10	6	15	Identical to ΔBs and VBs of inner ring of same bearing
6	18	0	-8	10	8	6	10	6	15
18	30	0	-9	12	9	7	12	7	15
30	50	0	-11	14	11	8	16	8	20
50	80	0	-13	16	13	10	20	10	25
80	120	0	-15	19	19	11	26	11	35
120	150	0	-18	23	23	14	30	14	40

ABEC-3 Tolerance Class ABEC-3 (P6)

Inner Ring									Tolerance in um/s
d mm		Δdmp		9	Vdp²)0,1 Diameter Series	2,3,4	Vdmp	Kia	ΔBs		Vbs
d mm		Δdmp		9	Vdp²)0,1 Diameter Series	2,3,4	Vdmp	Kia	ΔBs		Vbs
over	including	high	low	max			max	max	high	low	max
11)0.6	2.5	0	-7	9	7	5	5	5	0	-40	12
2.5	10	0	-7	9	7	5	5	6	0	-120	15
10	18	0	-7	9	7	5	5	7	0	-120	20
18	30	0	-8	10	8	6	6	8	0	-120	20
30	50	0	-10	13	10	8	8	10	0	-120	20
50	80	0	-12	15	15	9	9	10	0	-150	25

Outer Ring									Tolerance in um/s
D mm		Δdmp		VDp²)⁴)Open Bearings Diameter Series			Capped Bearings²)³)	Vdmp	Kia	ΔBs		Vbs
D mm		Δdmp		9	0,1	2,3,4	2,3,4	Vdmp	Kia	ΔBs		Vbs
over	including	high	low	max				max	max	high	low	max
1)2.5	6	0	-7	9	7	5	9	5	8	Identical to ΔBs and VBs of inner ring of same bearing
6	18	0	-7	9	7	5	9	5	8
18	30	0	-8	10	8	6	10	6	9
30	50	0	-9	11	9	7	13	7	10
50	80	0	-11	14	11	8	16	8	13
80	120	0	-13	16	16	10	20	10	18
120	150	0	-15	19	19	11	25	11	20

ABEC-5 Tolerance Class ABEC-5 (P5)

Inner Ring									Tolerance in um/s
d mm		Δdmp		Vdp²)Diameter Series		Vdmp	Kia	Sd	Sis³⁾	ΔBs	Vbs
d mm		Δdmp		9	0,1,2,3,4	Vdmp	Kia	Sd	Sis³⁾	ΔBs	Vbs
over	including	high	low	max		3	max	max	max	High	Low	max
1)0.6	2.5	0	-5	5	4	3	4	7	7	0	-40	5
2.5	10	0	-5	5	4	3	4	7	7	0	-40	5
10	18	0	-5	5	4	3	4	7	7	0	-80	5
18	30	0	-6	6	5	3	4	8	8	0	-120	5
30	50	0	-8	8	6	4	5	8	8	0	-120	5
50	80	0	-9	9	7	5	5	8	8	0	-150	6

Outer Ring									Tolerance in um/s
D mm		Δdmp		Vdp²)Diameter Series		Vdmp	Kia	SD⁴⁾ SD1⁵⁾	Sea⁴⁾⁵⁾	ΔBs		Vbs
D mm		Δdmp		9	0,1,2,3,4	Vdmp	Kia	SD⁴⁾ SD1⁵⁾	Sea⁴⁾⁵⁾	ΔBs		Vbs
over	including	high	low	max			max	max	max	High	Low	max
1)2.5	6	0	-5	5	4	3	5	8	8			5
6	18	0	-5	5	4	3	5	8	8			5
18	30	0	-6	6	5	3	6	8	8			5
30	50	0	-7	7	5	4	7	8	8			5
50	80	0	-9	9	7	5	8	8	10			6
80	120	0	-10	10	8	5	10	9	11			8
120	150	0	-11	11	8	6	11	10	13			8

ABEC-7 Tolerance Class ABEC-7 (P4)

Inner Ring												Tolerance in um/s
d mm		Δdmp		Δds		Vdp²)Diameter Series		Vdmp	Kia	Sd	Sia	ΔBs		Vbs
d mm		Δdmp		Δds		7,8,9	1,7,2,3,4	Vdmp	Kia	Sd	Sia	ΔBs		Vbs
over	including	high	low	high	low	max		max	max	max	max	High	low	Low	max
1)0.6	2.5	0	-4	0	-4	4	3	2	2.5	3	3	0	-40	-40	2.5
2.5	10	0	-4	0	-4	4	3	2	2.5	3	3	0	-40	-40	2.5
10	18	0	-4	0	-4	4	3	2	2.5	3	3	0	-80	-80	2.5
18	30	0	-5	0	-5	5	4	2.5	3	4	4	0	-120	-120	2.5
30	50	0	-6	0	-5	6	4	3	4	4	4	0	-120	-120	3
50	80	0	-7	0	-5	7	5	3.5	4	5	5	0	-150	-150	4

Outer Ring												Tolerance in um/s
D mm		Δdmp		Δds		Vdp²)Diameter Series		Vdmp	Kia	Sd	Sia	ΔBs		Vbs
D mm		Δdmp		Δds		7,8,9	1,7,2,3,4	Vdmp	Kia	Sd	Sia	ΔBs		Vbs
over	including	high	low	high	low	max		max	max	max	max	High	low	max
1)2.5	6	0	-4	0	-4	4	3	2	3	4	5	Identical to ΔBs and VBs of inner ring of same bearing		2.5
6	18	0	-4	0	-4	4	3	2	3	4	5			2.5
18	30	0	-5	0	-5	5	4	2.5	4	4	5			2.5
30	50	0	-6	0	-6	6	5	3	5	4	5			2.5
50	80	0	-7	0	-7	7	5	3.5	5	4	5			3
80	120	0	-8	0	-8	8	6	4	6	5	6			4
120	150	0	-9	0	-9	9	7	5	7	5	7			5

Tolerance Data For Sibration of Single Bearing

D	V			V1			V2			V3			V4
mm	Low	Medium	High	Low	Medium	High	Low	Medium	High	Low	Medium	High	Low	Medium	High
3,4	80	44	44	60	35	32	48	26	22	31	16	15	28	10	10
5,6	110	72	60	74	48	40	58	36	30	35	21	18	32	11	11
7,8,9	130	96	80	92	66	54	72	48	40	44	28	24	38	12	12
10,12	160	120	100	120	80	70	90	60	50	55	35	30	45	14	15
15	210	150	120	150	100	85	110	78	60	65	46	35	52	18	18
17	210	150	120	150	100	85	110	78	60	65	46	35	52	25	25
20	260	190	150	180	125	100	130	100	75	80	60	45	60	25	25
22,25	260	190	150	180	125	100	130	100	75	80	60	45	60	30	32
28	260	190	150	180	125	100	130	100	75	80	60	45	60	35	40
30,32	300	240	190	200	150	130	150	120	100	90	75	60	70	35	40
35	300	240	190	200	150	130	150	120	100	90	75	60	70	42	45
40	360	300	260	240	180	160	180	150	130	110	90	80	82	50	50
45	360	300	260	240	180	160	180	150	130	110	90	80	82	60	60
50	420	320	320	280	200	200	210	160	160	125	100	100	95	70	70

Maximum Vibration Acceleration of Single Bearing

D	Diameter Series(0)				Diameter Series(2)					Diameter Series(3)
mm	Z	Z1	Z2	Z3	Z	Z1	Z2	Z3	Z4	Z	Z1	Z2	Z3	Z4
3	35	34	32	28	36	35	32	30	-	37	36	33	31	-
4	35	34	32	28	36	35	32	30	-	37	36	33	31	-
5	37	36	34	30	38	37	34	32	-	39	37	35	33	-
6	37	36	34	30	38	37	34	32	-	39	37	35	33	-
7	39	38	35	31	40	38	36	34	-	-	-	-	-	-
8	39	38	35	31	40	38	36	34	-	-	-	-	-	-
9	41	40	36	32	42	40	37	35	-	-	-	-	-	-
10	43	42	38	33	44	42	39	35	30	37	44	40	37	32
12	44	43	39	34	45	43	39	35	30	47	45	40	37	32
15	45	44	40	35	46	44	41	36	31	48	46	42	38	33
17	46	44	40	35	47	45	41	36	31	49	47	42	38	33
20	47	45	41	36	48	46	42	38	33	50	48	43	39	34
22	47	45	41	36	48	46	42	38	33	50	48	43	39	34
25	48	46	42	38	49	47	43	40	36	51	49	44	41	37
28	49	47	43	39	50	48	44	41	37	52	50	45	42	38
30	49	47	43	39	50	48	44	41	37	52	50	45	42	38
32	50	48	44	40	51	49	45	42	38	53	51	46	43	39
35	51	49	45	41	52	50	46	43	39	54	52	47	44	40
40	53	51	46	42	54	52	47	44	40	56	54	49	45	41
45	55	53	48	45	56	54	49	46	43	58	56	51	47	44
50	57	54	50	47	58	55	51	48	45	60	57	53	49	46
55	59	56	52	49	60	57	53	50	47	62	59	54	51	48
60	61	58	54	51	62	59	54	51	48		61	56	53	50

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