Quick Details
Bore Size:
40 mm
Brand Name:
WXing
Outside Diameter:
47 mm
Model Number:
HK0912
Precision Rating:
P0 P6 P5 P4 P2
Seals Type:
Open
Number of Row:
Single Row
Place of Origin:
Shandong, China
Material:
Chrome Steel
Application:
Bicycles
Feature:
Long Life
Certificate:
ISO9001:2008
Lubrication:
Oil
weight:
0.018kg
Delivery Time:
4-9 Working Days
Service:
OEM Customized Services
size:
40*47*30 mm
Supply Ability
Supply Ability:
1000000 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
1. Standard export package (from inside to outside): oiled paper, boxes, cartons, (and wooden pallets)
2.Customized packing
Port
qingdao
Lead Time :
Shipped in 2 days after payment
Description:
Needle roller bearing is a bearing unit composed of machined outer ring & inner ring,cage and
needle roller assembly featuring small section height,big load capacity & rigidity,compact
structure and small size,high rotating accuracy with the structure of disposed inner ring.
Needle roller bearing is characterized by multiple structures,broad adaptability and easy
installation.
It is widely used in automobile,machine toll,lathe,metallurgical,textile,printing industry and
etc. Various machinery equipment. With this kind of bearing,machine design can realize the
goal of small-scale & light weight.
Types of Designs:
This kind of bearing has multiple structural styles for the choice of customers,such as
narrow & broad series,with or without inner rings,cages,rib or sealings. It can be designed
according to the special structural requirements of customers as well.
Product Precision Accuracy:
Dimensional tolerance and geometrical accuracy is based on GB/T5801.
Mutual difference of needle roller diameter is 2 um,and the precision grade is class
G2(ISO GB/T309)
The diameter of inscribed circle conforms to tolerance grade F6 before the fitting of outer
ring with cage and roller assembly
Bearing radial running clearance conforms to the value defined by class 0 group of GB/T4604
Special precision grade in based on GB/T307.1
For fuller information on the special requirement of bearing running clearance, inscribed circle
and precision grade,please contact our company
Material:
Material for needle roller is GCr15 bearing steel,quench-hardening HRC60-65
Material for inner and outer rings is GCr15 bearing steel,quench-hardening HRC60-65
Material for cages is quality low-carbon steel or reinforced nylon.
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