Small Parts Best Selling Miniature Ball Bearings 639/2.5

• Contact Angle: 15°
• Aligning: Non-Aligning Bearing
• Separated: Unseparated
• Rows Number: Single
• Load Direction: Radial Bearing
• Material: Bearing Steel
• Model NO.: 639/2.5
• Transport Package: Single Box
• Specification: 2.5 x 7 x 2.5mm
• Trademark: TFN
• Origin: Shandong, China
• HS Code: 8482102000
• Production Capacity: 50000

Product Description

Overview

Quick Details
Type:BALL
Structure:Deep Groove
Applicable Industries:Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Advertising Company
Bore Size:6 - 6.01 mm
Model Number:639/2.5
Precision Rating:P0 P6 P5 P4 P2
Seals Type:ZZ 2RS OPEN
Number of Row:Single Row
Place of Origin:Shandong, China
Product name:Small parts Best selling miniature ball bearings 639/2.5
weight:0.001kg
Service:OEM Customized Services
Feature:Long Life High Speed
keywords:engine bearings
Main Market:America Europe Asia Middle Africa
bore:2.5mm
outer:7mm
Width:2.5mm
size:2.5 x 7 x 2.5

Supply Ability
Supply Ability:5000000 Piece/Pieces per Year

Packaging & Delivery
Packaging Details
Small parts Best selling miniature ball bearings 639/2.5
1.Industrial packaging: Plastic tube (10pcs in one tube)+ carton + plywood pallets; plastic bag + kraft paper + carton + plywood pallets; 
2.Commercial packing: 1pc/plastic bag+ single color box+ carton + plywood pallets; 3.According to customer's requirements
Port: Qingdao port
Lead Time :

Quantity(Pieces)	1 - 100	101 - 2000	>2000
Est. Time(days)	3	5	To be negotiated

Product Description

Product Name	Small parts Best selling miniature ball bearings 639/2.5
Brand	TFN / OEM
Model Number	639/2.5
Ring Material	Gcr15/ Carbon Steel/ Stainless Steel/ Si3N4/ ZrO2
Cage Material	Steel/ Brass/ Nylon/ Custom
Precision	P0, P6, P5, P4,P2 or as requested
Vibration	ZV1, ZV2, ZV3, or as requested
Clearance	C0,C2,C3, or as requested
Type	Deep groove ceramic ball bearings series,Self-aligning ceramic ball bearings series,Angular contact ceramic ball bearings series,Thrust ceramic ball bearings series,Insert ceramic bearings series etc.
Features	Long life, high temperature resistance, corrosion resistance, ultra high speed.
Quality standard	ISO9001:2000/ SGS
Quality Control Process	1.Assembly
	2.Windage test
	3.Cleaning
	4.Rotary test
	5.Greasing and gland
	6.Noise inspection
	7.Appearance inspection
	8.Rust prevention
	9.Product packaging
Application	Deep groove ball bearings can be widely used in skateboard, aviation, spaceflight, navigation, petroleum, chemical industry, automobile, electronics, metallurgical, power, textile, pumps, medical equipment and scientific research. Electro plating, electro polishing ,Food processing, vacuum applications.fiber processing, conveyor processing. Medical radiation, photo processing,Computer assembly, electronics applications, Medicine equipment, wet applications.

Bearing Number	Old Bearing Number	Boundary dimensions(mm)
		d	D	B
618 Series
618/1	1000081	1	3	1
618/1.5	100008/1.5	1.5	4	1.2
618/2	1000082	2	5	1.5
618/2.5	100008/2.5	2.5	6	1.8
618/3	1000083	3	7	2
618/4	1000084	4	9	2.5
618/5	1000085	5	11	3
618/6	1000086	6	13	3.5
618/7	1000087	7	14	3.5
618/8	1000088	8	16	4
618/9	1000089	9	17	4
619 Series
619/1	1000091	1	4	1.6
619/1.5	100009/1.5	1.5	5	2
619/2	1000092	2	6	2.3
619/3	1000093	3	8	3
619/3-Z	1060093	3	8	3
619/3-2Z	1080093	3	8	3
619/4	1000094	4	11	4
619/4-Z	1060094	4	11	4
619/4-2Z	1080094	4	11	4
619/5	1000095	5	13	5
619/5-Z	1060095	5	13	5
619/5-2Z	1080095	5	13	5
619/6	1000096	6	15	5
619/6-Z	1060096	6	15	5
619/6-2Z	1080096	6	15	5
619/7	1000097	7	17	5
619/7-Z	1060097	7	17	5
619/7-2Z	1080097	7	17	5
619/8	1000098	8	19	6
619/8-Z	1060098	8	19	6
619/8-2Z	1080098	8	19	6
619/9	1000099	9	20	6
619/9-Z	1060099	9	20	6
619/9-2Z	1080099	9	20	6

 

FAQ

Q:Why choose SEMRI?
A:1. We are professional,have factory in shandong for many years.
2. We are experienced for 10 years.
3. We can offer a various kind of bearing with high quality:Z1V1,Z2V2,Z3V3 and best price

Q:How is the quality of your products?
A:The same quality, we have lower price.The same price,we have better quality.

Q:Except deep groove ball bearings ,what other main bearing do you have?
A:Plummer Block Housing,Adapter Sleeve ,Cylindrical roller bearing,Taper Roller Bearing,Spherical roller bearing,Deep groove ball bearing,Angular contact ball bearing etc.

Q:Can I get 6317ZZ 80317 ball bearing free samples?
A:We will charge a little sample fee for our regular designs or customized ones, These charges will be refunded to you when your mass production order is confirmed.

Q:Can you make the products as our requirement?
A:We have more than 10 years' OEM experience. We supply products fo more than 300 automobile parts factories.

Note : If you have any doubts about shipping costs, please contact me before placing an order. We will confirm again . :-)