Bearing show: Precision Deep Groove Ball Bearings(EMQ Bearings) MR74ZZ 4*7*2.5 mm

Feature : high precision, high rotating speed, low friction, small clearance, low-noise, competitive price with good quality .

Application: household appliances, dental drill, toys, electric power tools, electric motors, machine tools, measuring instruments, office machinery, Robot joint, facial beauty rollers, drone etc.

Ⅰ. Material

Ⅱ. Accuracy

Ⅲ. Vibration and Noise

According to ralated standard, the vibration noise(dB) of "DAW" bearing for their vibration under acceleration

and divided into four groups:Z1,Z2,Z3,Z4.

Also the bearing can be divided into four groups in according to vibration speed" V1,V2,V3,V4.

Ⅳ. Clearance

Ⅴ. Retainer (Optional)

Ⅵ. Daiwa bearing series:

1.MR series bearings

2.67 series bearings

3.68 series bearings

4.69 series bearings

5.60 series bearings

6.62 series bearings

7.63 series bearings

Based on reliable quality , Daiwa has got great achievement in the field of high rotating speed, and cooperated with several aeromodelling motor companies to develop good ball bearing with high speed,low noise,long life features. Advantages in the manufacturing process gradually formed and started to take a fixed market share. Shared a very big market in excess of 70% for miniature ball bearing domestically. Especially in aeromodelling market ,we are taking 80% market share .

Ⅶ .More info about Daiwa

With over 18years of production experience and knowledge supplying of ball bearing . There is no doubt that we are professional in miniature ball bearing production and design. Our product range as deep groove ball bearing/thrust ball bearing/ thin wall ball bearing/non-standard ball /Customized bearings/bearing/Flange ball bearing. We are dedicated to produce and sell the miniature size bearings in the size of 1 - 15mm Inner diameter and Outer diameter within 30mm.We designed to assure the precise operation of the drive shaft or any rotating device with high precision and precision components mounted on the load-bearing part.

If any question Plz contact with us:

Sharon Liu

Tel: +86-138-2357-3563

mail:szdhll@dawbearing.com

DAW Bearing Company Limited is a professional miniature bearing manufacturer. We are dedicated to produce and sell the Inch Series bearings in the size of 1 - 15mm Inner diameter and Outer diameter within 30mm, Inch Series bearings, Flange bearings,Stainless Steel bearings and Thrust Ball bearing with flat seat.

Our products are wildly used in variety kinds of micro motors, cooling fans, instruments, printers, copiers, householdappliances, medical equipments, fishing tackles, mining machines, elevators and accessories industry, precision machine tools andmany other industries.

DAW Bearing Company Limited was established in 2002. The company is headquartered in Baoan district of Shenzhen in Guangdong province. The company ' s production research and development base is located in the Pudong new area of Shanghai,where is the bearing base of China. The company covers more than 30 acres of land with a floor area of 20,000 square meters. We have 21 middle and senior technical personnel, 230 employees, and a annual output value of more than 130 million yuan.

We' ve adopted the automatic flow production and introduced in domestic advanced Automatic numerical control high precision grinding machine, end face automatic ultra-precision machine and a whole set of automatic equipment. And formed a complete set of detection system by matched the testing equipment with Y9025G roundness tester, JB-3C fine roundness instrument,metroscope， YZ- 1 light microscope, S0910 vibration measurer, BVT- 1 three band measuring devices. The company passed IS09001 - 2008 International Quality System Identification and EU Enterprise Environmental Identi fication earlier. We also have the ROHS environmental certification. For processing technic, we’ re always endeavor to do better and put the best of our bearings into the market.

“Good quality and customer always come first" has been the operating service purpose these years. Welcome all the new and old clients to contact us to negotiate! We are sincerely looking forward to the successful cooperation with you!