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Reliable quality single-row four point ball slewing bearing manufacturers
OverviewQuick DetailsType:Slewing BearingBrand Name:TenSunBore Size:100 - 4272 mmOutside Diameter:250 - 4726 mmModel Number:011.20.XXXX TSNF
$100 /Piece
Stock: 2000 Pieces
Quantity:
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Product Details
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Overview
Quick Details
Type:
Slewing Bearing
Brand Name:
TenSun
Bore Size:
100 - 4272 mm
Outside Diameter:
250 - 4726 mm
Model Number:
011.20.XXXX TSN
Feature:
Four Point Contact
Gear Options:
External Gear Only
Seals Type:
NBR Sealed
Place of Origin:
Jiangsu, China (Mainland)
Product Name:
four point ball slewing bearing
Application:
Excavator, Crane, Material handling, Man lift platform
Material:
42CrMo/50Mn
Bearing type:
Four point contact ball slewing bearing
Core Hardness:
250-300HB quenched & tempered
Raceway hardness:
55+/-5 HRC
Certificate:
ISO 9001/SGS
Service:
OEM Customized Services
Warranty:
One Year
Packaging & Delivery
Packaging Details
cotton material,
4th: Blue belt,
5th: Wooden box.">Multi package for four point slewing bearing
1st: Anti-rust oil,
2nd: plastic film,
3rd: Cotton material,
4th: Blue belt,
5th: Wooden box.
Delivery Time
30 days for four point slewing bearing
Product Introduction

TENSUN 011.20.XXXX TSN 

Single-row four point ball slewing bearing made from China manufacturer.

This high rigidity slewing bearing is made of 42CrMo steel,
The ring and gear heat treatment is in accordance with ISO 281 and ISO 6336 standard and the raceway surface has the high stiffness.
Other parameters are made comply with GB/T 2300-1999.
The life time can exceed 8000 working hours in normal operation conditions. Other types are available.

Product Parameters
Features
Specification
Features
Specification
Outer Diameter
4726mm
Inner Diameter
100mm
Axial Clearance
0.04-0.30mm
Radial Clearance
0.04-0.30mm
Axial run out
<0.25mm
Radial run out
0.450mm
Core Hardness
255-300 HB quenched & tempered
Raceway Hardness
55±5 HRC 
Raceway Effective Depth
0.25~5.0 mm
Operating Temperature
-20°C~+70°C
Applications
Quality Control

Tensun management team focus on quality management and continuous improvement. Our target is to support our customer to stand out in the competition by our strength and robust quality system. Tensun quality system map covers design, supplier & material evaluation, manufacturing, process & product audit, customer feedback and improvement. 

All products are produced based on ISO 9001 certified quality system. The quality control plan is in the place and be followed and be monitored. The PPAP and APQP process are matured for new product development and project.

Main Products







Category (Standard)




Type
01 Series Single-row Four Point Contact Ball Slewing Bearing
02 Series Double-row Ball Slewing Bearing
11 Series Single-row Cross Roller Slewing Bearing
13 Series  Three-row Cross Roller Slewing Bearing
L1 Series Light Type  Thin section Slewing Bearing
L2 Series Light Type Slewing Bearing with Flange
Bore Size
120 mm~4272mm
Outer Diameter
200 mm~ 4726 mm
Gear 
Plain, Internal Gear, External Gear
Ring Material (standard)
50Mn or 42CrMo 
Ball/Roller
GCr1 or GCr15SiMn equivalent 100 Cr6 (ISO 683-17)
Seals
NBR, Rubble sealed
Lubricant
EP2 Grease
Raceway Hardeness
55±5 HRC
Standard refered
GB/T 2300 1999, GB/T 10095, ISO 281, ISO 6336, ISO 683-17, EN 10083, 
Precision Grade
P6, P5, P4, ABEC1/2, ABEC 5, ABEC 7
Service
R&D design calculation & drawing, OEM,  Warranty: 1 Year
Certfications
ISO 9001, Quality Control Plan, SPC for process in the place, QPQP, PPAP are available

Product Capability & Strength

-- Available in high stiffness,  anti-abrasion, anti-fatigue;
-- Available in outer diameter from 200 mm to 5000 mm; 
-- Available in accuracy: P6, P5, ABEC1/2, ABEC 5;
-- Available high impact load slewing bearing by new design;
-- Available working temperature from -40°C ~+200°C;
-- Available in a variety of mounting configurations;
-- Available in replacement of OEM’s bearing for other brands
.


Product Packing
Our Company

      Our Plant is located in Changzhou, a 2-hour drive from Shanghai and a 1-hour train. There, the construction machinery industry has been developed rapidly in the past 20 years and has gathered factories such as TEREX, Komatsu, Hyundai, Liugong, Changlin, Caterpillar and other famous construction machinery brands in around.
    To support local industry, Tensun has been developing experience, engineering expertise and dedicated manufacturing space to serve the slewing ring bearing, replacement of OEM’s bearing, and repair of worn bearings for nearly 10 years. 

    With the strong R&D capability, high level machines and equipment, advanced manufacturing system, our product are widely used in variety applications and be highly recognized.
    
Our quality management team is from the world's top 500 corporate management positions. The robust quality system and quality philosophy are applied on the Tensun factory. 

      The new product verification, process validation, quality monitoring and continuous improvement are the daily bases in TenSun factory.

       Our Goal: World class quality and competitive price!

      Rough Turning

Raceway Heat treatment

Gear Cutting

Finish Turning

Milling Maching

Large CNC final finish turning

Assembly

Semi-product

Packing & stock

Contact US

CLICK HERE TO GET CATALOGUE & MAINTENANCE MANUAL

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