Delivery Time:10 working days after received your payment.
Certification:ISO SYSTEM

NU307EM Large Hadron Collider Cylindrical Roller Bearing 3230H 21mm Thickness

High Strength

Products  name	Cylindrical roller bearing NU307EM
Cage	Brass, Nylon, Iron
Inner diameter	35mm
Out diameter	80mm
Width	21mm
Row	Single row
Weight	0.56kg
Precision	P0,P6,P5,P4, P2
Vibration level	V1, V2, V3
Noise level	Z1, Z2, Z3, Z0
Clearance:	C2 ,C3, C4,C5

Material	Chrome steel or bearing steel(Gcr15)
Cage	Chrome steel, Brass, Nylon
Types	Open, Z, ZZ, RS, 2RS, RZ, 2RZ.
Delivery time	Within 10 working days after confirm order
Payment terms	TT, PayPal, Western Union
Application	Precision instruments, low noise motors, automobiles, motorcycles, metallurgy, mill, mining, petroleum,paper making, cement, sugar and other industries and general machinery.
Package	1.Polybag/box/carton  2.According customer’s requirements

2.The advantage of  Cylindrical Roller Bearing N307EM NU307EM NJ307EM Used in Reduction Gearbox:

There are more than 50 workers in our factory, we can produce 100000pcs bearings every month, so we can provide the shortest delivery time. Our bearing be made of bearing steel (Gcr15),so they have good hardness and abrasion resistance ,long service time. Price is competitive ,we insist in quality is first ,we should provide best bearing with reasonable price We have cooperation forwarder, to ensure the shortest time to arrive destination

3.Our Products

Ball Bearing	Deep groove ball bearings
Angular contact ball bearings
Self-aligning ball bearings
Thrust Ball Bearings
Angular contact ball bearings
Roller bearing	Cylindrical Roller Bearings
Tapered Roller Bearings
Spherical Roller Bearings
Needle roller bearings
Thrust roller bearings
Other bearing	Pillow block bearing
Insert bearings
Joint bearings
Linear bearings

Method of extending the bearing’s lifetime:

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.

If you need more information about our products,please feel free to contact us. 

Your inquiry related to our product & price will be replied within 24 hours.

OEM projects are highly welcomed. We have professional team here to help.