High Speed Bearing S71903cdgahcp4 17*30*7mm Super Precision Spindle Bearing for PCB

• Customization: Available
• Contact Angle: 15°
• Rows Number: Single
• Model NO.: S71903CDGAHCP4
• Material: Bearing Steel
• Precision: P4
• Arrangement: dB, Dt, Df, Su
• Cage Material: Phenolic Resign
• Grease: Non
• Transport Package: Box+Carton
• Specification: 18g
• Trademark: HXB
• Origin: Zhejiang, China
• HS Code: 84821030
• Production Capacity: 10000pieces/Month

Product Description

 

Product Description

Bearing No. S71903CDGAHCP4A- Angular contact ball bearing- hybrid spindle ball bearing

Technical Data

Inside Ø (mm):	17
Outside Ø (mm):	30
Width (mm):	14
Tolerance for inside-Ø (mm):	0/-0,004
Tolerance for outside-Ø (mm):	0/-0,005
Tolerance for width (mm):	0/-0,8
Tolerance for shaft da (mm):	0,18/-0,18
Contact Angle:	15°
Rows Of Balls:	single row
Seal:	non
Ring Material:	GCr15, 100Cr6, SUJ2
Rolling Element Material:	ceramic
Cage Material:	Phenolic Resin
Tolerance Class:	P4S
Lubrication:	oil
Type of lubrication:	oil
Product weight:	0,018 kg

Features

• it is suitable for high radial and axial loads in one direction
• it has also an axial load carrying capacity on both sides in the X- or O-arrangement in pairs
• accuracy grade: P4S (main dimensions at least according to ISO-tolerance class 4)
• all running tolerances are classified according to ISO-tolerance class 2
• it is designed for a high running accuracy and high speeds with maximum rigidity and operational safety
• seal: open design (without seal)
• Exchange:HCB71903-C-2RSD-T-P4S, 71903CTA/P4S (CSC), 71903CTRSN24V1VP4 (NSK),   S71903CDHC/P4A 
• Application: electric spindle , wood carving machine, engraving machine, CNC router, CNC machine,machine tool spindle bearing, robot

 Dimensions
 

 

Designation	Boundary dimensions			Dimensions						Weight	Load rating		Speed value		Preload/axial rigidity						Spring  preload	Designation
	d	D	B	d1	d2	D1	D2	r1,2	r3,4	m	C	C0	noil	ngrease	Fv	Cax	Fv	Cax	Fv	Cax	Ff
															L		M		S
17mm																						17mm
71803 C TA	17	26	5	19.8		23.2	23.8	0.3	0.2	0.008	2000	1310	79000	59000	10	14	30	22	60	31	55	71803 C TA
71803 AC TA	17	26	5	19.8		23.2	23.8	0.3	0.2	0.008	1890	1240	67000	50000	16	35	50	54	100	69	70	71803 AC TA
71903 C TA	17	30	7	21.0		26.6	27.7	0.3	0.3	0.017	4700	2700	71000	53000	25	20	75	32	150	45	120	71903 C TA
71903 AC TA	17	30	7	21.0		26.6	27.7	0.3	0.3	0.017	4450	2600	61000	46000	40	49	120	73	240	96	165	71903 AC TA
H71903 C-2RZ TA	17	30	7	21.0		26.6	27.7	0.3	0.3	0.017	3750	1750	84000	63000	19	16	55	25	110	34	115	H71903 C-2RZ TA
H71903 C-2RZ HQ1 TA	17	30	7	21.0	20.6	26.2	26.8	0.3	0.3	0.017	2150	1070	90000	67000	11	17	35	27	65	34	80	H71903 C-2RZ HQ1 TA
H71903 AC-2RZ HQ1 TA	17	30	7	21.0	20.6	26.2	26.8	0.3	0.3	0.017	2060	1020	82000	61000	17	35	50	62	100	67	100	H71903 AC-2RZ HQ1 TA
7003 C TA	17	35	10	22.7		29.4	30.7	0.3	0.3	0.037	6950	4150	65000	49000	35	24	105	41	210	59	180	7003 C TA
7003 AC TA	17	35	10	22.7		29.4	30.7	0.3	0.3	0.037	6650	4000	56000	42000	60	58	170	88	340	115	245	7003 AC TA
H7003 C-2RZ TA	17	35	10	22.7		29.4	30.7	0.3	0.3	0.037	5150	2410	77000	58000	25	19	80	30	160	41	155	H7003 C-2RZ TA
H7003 C-2RZ HQ1 TA	17	35	10	22.7	22	29.8	30.4	0.3	0.3	0.037	3750	1750	82000	61000	19	20	55	31	110	41	135	H7003 C-2RZ HQ1 TA
H7003 AC-2RZ HQ1 TA	17	35	10	22.7	22	29.8	30.4	0.3	0.3	0.037	3600	1680	74000	55000	30	42	90	63	180	82	175	H7003 AC-2RZ HQ1 TA
7203 C TA	17	40	12	24.1		33.0	35.2	0.6	0.3	0.065	11400	6350	60000	45000	60	29	170	48	350	69	295	7203 C TA
7203 AC TA	17	40	12	24.1		33.0	35.2	0.6	0.3	0.065	11000	6100	51000	38000	90	69	280	106	560	143	400	7203 AC TA
H7203 C-2RZ TA	17	40	12	24.1		33.0	35.2	0.6	0.3	0.065	7290	4570		45000								H7203 C-2RZ TA

Application

Company Profile

Established in 1995, as a leading ball bearing manufacturer in China, HXB offers more than 1,000 kinds of ball bearing to fulfill our customers' needs. With excellent production team and technical team, we can supply high quality products consistently.
After more than 20 years of development, HXB's main products involves deep groove ball bearings, angular contact ball bearings, high precision spindle bearings, etc. Our bearings are wildly used in electric motors, machinery tool spindle, CNC, NEVs and other fields.

Our production capacity:

deep groove ball bearings: 34 production lines, 30,000,000pcs per year
Angular contact ball bearings: 14 production lines 3,000,000pcs per year
 
Application fields: electric motors, pumps, textile machine, household appliance,machine tool spindle, CNC machine, healthcare industry, intelligence manufacturing etc.
 
Certificate: ISO16949:2016, ISO9001:2015