Low Noise Cheap 30203-30320 Taper Roller Bearing China Factory

• Customization: Available
• Quality Guarantee: at Least One Year
• Certification: ISO9001, Ts16949, ISO9006, QS9000, CE
• Model NO.: 30203-30320
• Bearing No.: 30215 30216 30217 30218 30219 30220 30221
• Bearing Model: 30204 30205 30206 30207
• Material: 100% Chrome Steel
• Precision: P0/P6/P5/P4/P2
• Technology of Rollers: Super-Polish
• Number of Row: Single / Double / Four Rows
• Type Code: 30000 Series
• Bearing Material: Gcr1/Gcr15SIM/Gcr/Gcr9
• Load Direction: Axial Bearing
• Single Row Inner Diameter Range: 20mm - 1270mm
• Single Row Width Size Range: 15mm - 240mm
• Single Row Od Size Range: 40mm - 1465mm
• Transport Package: Plastic Bag+Individual Box+Outside Carton+Pallet
• Specification: depend on the bearing models
• Trademark: ALLFINE or OEM
• Origin: China
• HS Code: 84822000
• Production Capacity: 500000pieces/Month

Product Description

Product Description

Tapered roller bearings consist of four interdependent components: the cone (inner ring), the cup (outer ring), the tapered rollers (rolling elements) and the cage (roller retainer).

Allfine produce different types of tapered roller bearings as below:
single row tapered roller bearing

double row tapered roller bearing

four row tapered roller bearing

tapered roller wheel bearing

inch-size series tapered roller bearing

All of the tapered roller bearings  that produced by our factory with super-polished rollers, the raceway of bearings are polished at least 5 process. So... we can guarantee the defect is ZERO.

Single-row tapered roller bearings:
Inner diameter size range: 20mm~1270mm
Outer diameter range: 40mm~1465mm
Width size range: 15mm~240mm

Double-row tapered roller bearings:
Inner diameter size range: 38mm~1560mm
Outer diameter range: 70mm~1800mm
Width size range: 50mm~460mm

Four-row tapered roller bearings:
Inner diameter size range: 130mm~1600mm
Outer diameter size range: 200mm~2000mm
Width size range: 150mm~1150mm

Detailed Photos

Bearing Number		Dimension (mm)			Rated dynamic	Rated static	Weight (Kg)
Old Code	New Code	d	D	T	load Cr (KN)	load Cor (KN)
7203 E	30203	17	40	13.25	19.8	13.2	0.13
7204 E	30204	20	47	15.25	26.8	18.2	0.124
7205 E	30205	25	52	16.25	32.2	23	0.159
7206 E	30206	30	62	17.25	41.2	29.5	0.245
7207 E	30207	35	72	18.25	51.5	37.2	0.345
7208 E	30208	40	80	19.75	59.8	42.8	0.411
7209 E	30209	45	85	20.75	64.2	47.8	0,506
7210 E	30210	50	90	21.75	72.2	55.2	0.592
7211 E	30211	55	100	22.75	86.5	65.5	0.739
7212 E	30212	60	110	23.75	97.8	74.5	0.934
7213 E	30213	65	120	24.75	112	86.2	1.132
7214 E	30214	70	125	26.25	125	97.5	1.296
7215 E	30215	75	130	27.25	130	105	1.384
7216 E	30216	80	140	28.25	150.8	120	1.65
7217 E	30217	85	150	30.5	168	135	2.06
7218 E	30218	90	160	32.5	188	152	2.558
7219 E	30219	95	170	34.5	215	175	3.269
7220 E	30220	100	180	37	240	198	3.976
7222 E	30222	110	200	41	314.9	314.9	5..2100
7224 E	30224	120	215	43.5	337.4	337.4	6..2000
7226 E	30226	130	230	43.75	366	366	6..9400
7228 E	30228	140	250	45.75	409.2	409.2	87.3
7230 E	30230	150	270	49	451.2	451.2	10..8000
7304E	30304	20	52	16.25	31.5	20.8	0.168
7305E	30305	25	62	18.25	44.8	30	0.25
7306E	30306	30	72	20.75	55.8	38.5	0.408
7307E	30307	35	80	22.75	71.2	50.2	0.513
7308E	30308	40	90	25.25	86.2	63.8	0.761
7309E	30309	45	100	27.75	102	76.2	1.066
7310E	30310	50	110	29,25	122	92.5	1.25
7311E	30311	55	120	31.5	145	112	1.63
7312E	30312	60	130	33.5	162	125	1.94
7313E	30313	65	140	36	185	142	2.629
7314E	30314	70	150	38	208	162	3.17
7315E	30315	75	160	40	238	188	3.542
7316E	30316	80	170	42.5	262	208	4.486
7317E	30317	85	180	44.5	288	228	5.305
7318E	30318	90	190	46.5	342.1	440.9	5..8000
7319E	30319	95	200	49.5	369	477.7	6..8000
7320E	30320	100	215	51.5	406.4	526.4	8..2200
7321E	30321	105	225	53.5	433.1	561.9	9..3800
We have accurate complete catalog and technology sheet of taper roller bearings, but due to page limitations, we only show a small part here. If you need, please contact with us to get the whole catalog.

 

Recommended products

Except for this kind of bearing, our factory also produce many other bearing types, such as deep groove ball bearing, tapered roller bearing, Spherical roller bearing, Cylindrical roller bearing, Self-Aligning ball bearing, Thrust ball/roller bearing, Needle roller bearing, Pillow block bearing, Insert bearing, Square Bore Agricultural Bearing, Clutch bearing, Linear Bearing, Radial spherical plain bearing, Automotive bearing, etc.
 

Application

      Metallurgical industry                Mining industry                             Cement machinery             Food packaging industry

 Tapered roller bearings are used very widely:

1) In automotive filed: such as heavy duty trucks, large transportation equipment;
2) Machinery&Industrial filed: such as grain machinery, textile machinery, washing machinery, engineering machinery, industrial deceleration machinery, woodworking machinery, papermaking machinery, mining machinery, coal mining machinery, lifting machinery, construction, chemical machinery, petroleum machinery, metallurgical industry, large steel mills;
 

Why choose us?

 

Shandong Allfine Auto Parts Co., Ltd, is a precision bearing manufacturer integrating R&D, production and sales, with over 30 years bearing production experience;


Covering an area of 10,000 square meters, with 17 advanced bearing production lines and the annual output is more than 300 million sets;


Shandong Allfine Auto Parts Co., Ltd are suppying bearings for customers over  26 countries and region; Some of them are the TOP 5 in the bearing field in their local marcket;

We have passed the ISO9001:2000 International Quality Management System, SGS certification and got the Certificate of Import & Export from our government;
 

 

Certifications

Packaging & Shipping

Our packing options include:

Industrial package + outer carton + pallets;

Single box + outer carton + pallets;

Tube package + middle box + outer carton + pallets;

Customized packaging according to your requirements.

FAQ

 

Q: Could you supply sample for free?
A: Yes, we provide free samples.
1) Samples quantity: 1-10 pieces are available.
2) Free samples: Depending on the model number and quantity, some samples may require the client to cover shipping costs.

Q: Could you accept OEM and customize?
A: Yes, customized logos or drawings are acceptable.
Our OEM policy includes:
1). Printing your brand on the bearing.
2). Customizing packaging, including plastic bags, individual boxes, and outer cartons, according to your design.
3). All copyrights are retained by clients, and we pledge to keep all information confidential.

Q: What is the minimum order quantity (MOQ) of your company?
A: Our company's MOQ is 1 piece.

Q: Is your company a factory or a trade company?
A: We are a factory with over a 10,000 square meter workshop. We welcome you to visit us at any time, by any means.

Q: What is the quality guarantee of your bearing?
A: 1) We guarantee a zero defect rate in the new goods you receive. 2) The service life of normal industrial bearings, such as ball bearings, is 2 years. Automotive bearings have a minimum service life of 5,000 KM. For detailed quality guarantees for specific bearing models, please contact our sales team.

Q: What is the delivery time?
A: 7-15 days, primarily based on your order quantity.

Q: How can we contact you quickly?
A: Please send us an inquiry or a message, or provide your other contact details, such as your WhatsApp number. We guarantee to reach out to you within 12 hours, delivering comprehensive information tailored to your needs.

Exceptional Support:
We boast an extensive catalog and detailed data for all types of bearings. Just provide your item number, and within 12 hours, we'll furnish you with precise information on pricing and quality.

We can cater to your specific requirements across various dimensions, including bearing material, precision rating, seal type, OEM service, and more.