Product Details

Japan original KOYO bearing 6303 2RS deep ball bearing

KOYO deep groove ball bearings:

1. The installation is correct, that affects precision, life, performance. And fill the bearing with lubricant after installation.

2. Don't allow strong impact, such as hammer striking, transfer roller pressure

3. Use the accurate installation tool, avoid to use cloth kind and short fibers

4. Lubricate the bearing to avoid rust with high quality mineral oil, especially in summer

5. General inspection, such as the surrounding temperature, vibrate, noise inspection

6. Keep bearing cleaning from dirt, dust, pollutant, moisture.

7. Bearing should not be ultra cooled.

Advantage:

a.Most representative bearing of the rolling bearings

b.Suitable for high speed even extremely high speed

c.Durable, less maintenance frequency

d.Simple structure and low cost

e.Various size and designs

Koyo deep ball bearing

Product	Deep groove ball bearings
Model Number	6303 2RS
Number of Row	Single row
Precision Rating	P4,P5,P6,P2 (abec-3,abec-5,abec-7,abec-9)
Clearance	C2,C3,C4,C5
Seals type (Open/seals)	2RS--has two contact rubber seals one on each side of the ball bearing 2Z(ZZ)--has two non-contact metal shields one on each side of the ball bearing
Brand	Japan brand-Koyo Bearing
Cage	Brass Cage / Nylon Cage / Steel Cage
Material	Chrome Steel / Carbon Steel / Stainless Steel / Plastic

product show :

the serious of bearing:

Model no	d(mm)	D(mm)	B(mm)
6300 2RS	10	35	11
6301 2RS	12	37	12
6302 2RS	15	42	13
6303 2RS	17	47	14
6304 2RS	20	52	15
6305 2RS	25	62	17
6306 2RS	30	72	19
6307 2RS	35	80	21
6308 2RS	40	90	23
6309 2RS	45	100	25
6310 2RS	50	110	27
6311 2RS	55	120	29
6312 2RS	60	130	31
6313 2RS	65	140	33
6314 2RS	70	150	35
6315 2RS	75	160	37
6316 2RS	80	170	39
6317 2RS	85	180	41
6318 2RS	90	190	43
6319 2RS	95	200	49
6320 2RS	100	215	47
6321 2RS	105	225	49
6322 2RS	110	240	50

Deep groove ball bearings models :

Packaging & Shipping

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FAQ

Q: Are you trading company or manufacturer ?

A: We are factory.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
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