688 2RS ZZ 688ZZ 688 -2RS hxhv deep groove small nylon rollers
Model NO.
688
Certificate
CE
Bearintg Material
Chrome Steel / Stainless Steel / Ceramic ZrO2 Si3N
OEM Service
Custom bearing′s size, logo, packing.
Transport Package
Universal Packing or Hxhv Packing
Specification
8x16x4mm
Trademark
HXHV
Origin
China
HS Code
8482102000
Production Capacity
60000 Pieces/Week
Reference Price
$ 0.14 - 0.16
Description
Product Description
Material: Chrome Steel / Stainless Steel / Carbon Steel / Ceramic / POM
OEM Service: Custom bearing's size, logo, packing.
Packing:
Certificate:
Our bearings comes with CE certificate and our company has been verified by SGS Group. Please contact us for clear certificate photos.
Other Bearings:
We supply different types of ball and roller bearings, slewing bearings, mini bearings, ceramic bearings, Linear guides.
To get price list of promotion bearings, please contact us.
OEM Service: Custom bearing's size, logo, packing.
What is small bearing?
Miniature and small-sized ball bearing mean ball bearing, up to 30mm in external diameter. Miniature and small bearings are used for extremely high speeds. These bearings offer a low level of noise, vibration, and frictional torque performance. Miniature and extra-small ball bearings can be sealed by shields or rubber seals to prevent leakage of lubricating grease or entry of dust.
What are tiny ball bearings used for?
Bearing Basics applications, miniature precision bearings help reduce friction between parts that need to move independently while effectively saving space in tight applications, such as medical, instrumentation and semiconductor equipment. The balls are available in a range of sizes to meet specific project needs.
Where is miniature ball bearings be used? Ball bearings are the most common bearing type and can be found in many every day objects, such skateboards, blenders, bicycles, DVD players and photocopiers. Small wheel bearings are also frequently be used for window and door rollers.This type of bearing is typically used in applications which have a high speed and a low load.
About HXHV Small Ball Bearings
The micro bearing dimeension are usually standard as the table below.
But sometimes buyer need the non-standard bearings with custom small bearing size or micro blue bearing.
We supply OEM SERVICE and produce these non-standard bearings with customized size, logo and packing.
CE CERTIFICATE is very important for european market. And we supply CE certification for our bearings.
As for the mini ball bearing material, the inner ring, outside ring, balls and retainer are usually be made of carbon steel, chrome steel or stainless steel. Sometimes the retainer can be made of nylon. The bearings are also be made of special material such as black ceramic Si3N4, White Ceramic ZrO2, and PTFE, PEEK retainers. Sometimes we make the mini bearing with plastic POM rings and glass balls.
The micro ball bearings price will be different because of the bearing's model number, order quantity, precision range, brand and packing, etc.
If you need any original brand bearings or bearing with other dimension and model number, please contact us directly.
Please check the bearing's size below.
| Model Number | Bore Diameter | Outer Diameter (mm) | Width (mm) | Weight (kg) |
| 126 | 6 mm | 9 mm | 6 mm | 0.01 kg |
| 127 | 7 mm | 22 mm | 7 mm | 0.015 kg |
| 129 | 9 mm | 26 mm | 8 mm | 0.023 kg |
| 135 | 5 mm | 19 mm | 6 mm | 0.023 kg |
| 602 | 2 mm | 7 mm | 2.8 mm | 0.5 kg |
| 603 | 3 mm | 9 mm | 3 mm | 0.9 kg |
| 604 | 4 mm | 12 mm | 4 mm | 0.004 kg |
| 605 | 5 mm | 14 mm | 5 mm | 0.0035 kg |
| 606 | 6 mm | 17 mm | 6 mm | 0.006 kg |
| 607 | 7 mm | 19 mm | 6 mm | 0.008 kg |
| 608 | 8 mm | 22 mm | 7 mm | 0.012 kg |
| 609 | 9 mm | 24 mm | 7 mm | 0.014 kg |
| 616 | 6 mm | 17 mm | 6 mm | 0.006 kg |
| 617 | 7 mm | 19 mm | 6 mm | 0.007 kg |
| 618 | 8 mm | 22 mm | 7 mm | 0.012 kg |
| 619 | 9 mm | 24 mm | 7 mm | 0.016 kg |
| 623 | 3 mm | 10 mm | 4 mm | 0.0015 kg |
| 624 | 4 mm | 13 mm | 5 mm | 0.0032 kg |
| 625 | 5 mm | 16 mm | 5 mm | 0.0048 kg |
| 626 | 6 mm | 19 mm | 6 mm | 0.0081 kg |
| 627 | 7 mm | 22 mm | 7 mm | 0.013 kg |
| 628 | 8 mm | 24 mm | 8 mm | 0.017 kg |
| 629 | 9 mm | 26 mm | 8 mm | 0.02 kg |
| 634 | 4 mm | 16 mm | 5 mm | 0.0049 kg |
| 635 | 5 mm | 19 mm | 6 mm | 0.008 kg |
| 636 | 6 mm | 22 mm | 7 mm | 0.014 kg |
| 637 | 7 mm | 26 mm | 9 mm | 0.025 kg |
| 638 | 8 mm | 28 mm | 9 mm | 0.029 kg |
| 639 | 9 mm | 30 mm | 10 mm | 0.036 kg |
| 682 | 2 mm | 5 mm | 1.5 mm | 0.001 kg |
| 683 | 3 mm | 7 mm | 3 mm | 0.001 kg |
| 684 | 4 mm | 9 mm | 4 mm | 0.002 kg |
| 685 | 5 mm | 11 mm | 3 mm | 0.0011 kg |
| 686 | 6 mm | 13 mm | 3.5 mm | 0.0019 kg |
| 687 | 7 mm | 14 mm | 3.5 mm | 0.0021 kg |
| 688 | 8 mm | 16 mm | 4 mm | 0.0031 kg |
| 689 | 9 mm | 17 mm | 4 mm | 0.0032 kg |
| 693 | 3 mm | 8 mm | 4 mm | 0.0006 kg |
| 694 | 4 mm | 11 mm | 4 mm | 0.0018 kg |
| 695 | 5 mm | 13 mm | 4 mm | 0.0024 kg |
| 696 | 6 mm | 15 mm | 5 mm | 0.0038 kg |
| 697 | 7 mm | 17 mm | 5 mm | 0.0052 kg |
| 698 | 8 mm | 19 mm | 6 mm | 0.0073 kg |
| 699 | 9 mm | 20 mm | 6 mm | 0.0082 kg |
Packing:
Universal Packing | Without any logo on bearings or packing. |
HXHV Packing | With our brand HXHV on bearings and packing. |
Customized Packing | Depends on buyer's requirements. |
Original Brand Packing | Bearing and packing are both original. Please contact us for pictures. |
Certificate:
Our bearings comes with CE certificate and our company has been verified by SGS Group. Please contact us for clear certificate photos.
Other Bearings:
We supply different types of ball and roller bearings, slewing bearings, mini bearings, ceramic bearings, Linear guides.
To get price list of promotion bearings, please contact us.
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