Bathroom sliding door pulley 688 furniture door window pulley door and window bearing wheel

Products Details

Overview
Quick Details
Type:
BALL
Structure:
Deep Groove
Applicable Industries:
Hotels, Building Material Shops, Farms, Retail, Construction works 
Bore Size:
8 - 8.01 mm
Model Number:
688
Precision Rating:
ABEC-1,3,5,7
Seals Type:
Sealed
Number of Row:
Single row
Place of Origin:
Hebei, China
Material:
Gcr15.carbon Steel.stainless Steel
Certificate:
ISO9001
Lubrication:
Grease
Precision:
P0/P1/P3/P4
Vibration:
V1 V2 V3 V4
Noise:
Z1,Z2,Z3,Z4
Clearance:
C0, C1,C2,C3,C4
Color:
various colors
Size:
8x16x4mm
OEM, ODM:
Available
Product Description

688 micro bearings mini deep groove ball bearing 688z bearing 618/8 for micromotor handpiece made in China

1. Bearing: 688

2. Size: 8×16×4mm

3. Standard: DIN

4. Certification: ISO9001, SGS, CTI, ROHS

Ball bearing 688 is one kind of miniature bearing, simple in design, non-separable, suitable for high and even very high speeds and are robust in operation, requiring little maintenance. Deep groove bearing is with high load ratings, also less tolerant of misalignment of the inner and outer races. It's your best choice.

Product Name
688 micro bearings mini deep groove ball bearing 688z bearing 618/8 for micromotor handpiece made in China
Material
Chrome steel Gcr15, stainless steel, high carbon steel
Color
nickel white
Standard
DIN GB ISO JIS BA ANSI
Grade
P0 P1 P3 P4 P2
Brand
NMN
Seal Type
OPEN, ZZ, 2RS
Application
Home applicance, electric tools, motors, textile machine etc.
Products Show
Product Application

Application 688 micro bearings mini deep groove ball bearing 688z bearing 618/8 for micromotor handpiece made in China

Miniature bearing suitable for precision instrument, low noise electro motor, automobile and motorcycle, etc. It is very popular type of bearing. Bearing 688 remote-controlled cars, bicycles, skateboard, electric motor, fishing reel, food machinery, instrument, dental, many other roll construction. Also 688 bearing is widely used to made plastic roller for sliding door and window, we provide these rollers, too.

Method of extending the bearing 688'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.

Our Service

Canton Fair

Year 2017

Visit Customer 

In Germany

High quality

Passed the ISO9001:2008 quality system authentication.

Main Products: Miniature Bearings, Deep Groove Ball Bearings, Non-Standard Bearings, Plastic Bearing Rollers.

60 series:606,607,608,6000,6001,6002,6003,6004,6005,6006,6007,6008,6009,6010,6011,6012,6013,6014,6015
62 series: 626,627,628,629,6200,6201,6202,6203,6204,6205,6206,6207,6208,6209,6210,6211,6212
63 series: 6300,6301,6302,6303,6304,6305,6306,6307,6308,6309,6310,6311,6312s
68 series: 686,687,688,689,6800,6801,6802,6803,6804,6805,6806,6807,6808,6809.6810
69 series: 696,697,698,699,6900,6901,6902,6903,6904,6905,6906,6907,6908,6909,6910
Inch series: 1603,1604,1605,1606,1607,1614,1615,1616,1620,1622,1623,1628,1633,1638,1640,1641,R3,R4,R6,R8,R10,R12,R14,R16
16000 Series: 16001, 16002,16003,16005,16007
Non-standard bearing series: U Grooved Bearings, V Grooved Bearings, Double Grooved Bearings,
Bearing Rollers with or without Plastic;
HEBEI NAIMEI BEARING WILL ALWAYS BE AT YOUR SERVICE!

Our Company

Factory

Our Factory

Workshop

Our Workshop

Warehouse

Our Warehouse

Team

Our Team

Packing & Delivery

Packing Details  : Packing, bearings, 10pcs/plastic tube, carton

bearing 608: 2000pcs/carton
bearing 6204: 250pcs/caton 25tube, no paper box
bearing 6000,6001,629: 1000pcs/carton
bearing 626: 2000pcs/carton or 4000pcs/carton

Delivery Details : 10-30 days after order of bearing

1. Special tube packaging


2. Suitable carton size


3. Polywood pallet


4. Professional placement


5. Professional shock


6. Complete package


Our Certifications

Quality bearing


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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