• Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing
  • Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing
  • Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing
  • Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing
  • Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing
  • Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing

Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing

Standard or Nonstandard: Standard
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Deep Groove Raceway
Material: 50mn or 42CrMo
Type: External Gear
Samples:
US$ 500/Piece 1 Piece(Min.Order)
| Request Sample
Customization:
Diamond Member Since 2012

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Manufacturer/Factory & Trading Company

Basic Info.

Model NO.
R8-49N3
Brand
Lyhy
Custom Design
Available
Company History
Since Year 1993
Delivery Time
25-30days
Testing
in House or Third Party
Warranty
1year
Forging Hardness
Hb229-269
Transport Package
Wooden Box
Specification
ISO2001: 9008
Trademark
LYHY
Origin
China
HS Code
848210900
Production Capacity
6000PCS Per Year

Product Description

Production Description for single row crossed roller Slewing Bearing, ring bearing, rolling bearings, turntables, swing bearing
for construction machinery, cranes,shipyard crane
1 Type single row four point contact ball slewing bearing, ring bearing, slewing gear
2 Model R8-30N3    R8-35N3    R8-39N3    R8-42N3    R8-44N3R8-46N3    R8-49N3
3 Dimension Range 200-8000mm
4 Manufacturing Experience 20 years
5 Certificate ISO9001, BV, ABS, SG,LR,DNV
6 Material 42CrMo, 50Mn,C45
7 Precision P0. P6. P5.
8 Cage/retainer Nylon or Steel or Brass
9 Gear type Internal/external/no gear teeth
10 Hardness forging hardness HB229-352, raceway hardness HRB58-62
Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing



Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing


Crossed Roller Slewing Ring Bearing R8-30n3 Turntable BearingCrossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing
crossed roller slewing bearing with internal gear 
R8-30N3 R8-35N3 R8-39N3 R8-42N3 R8-44N3
R8-46N3 R8-49N3 R8-52N3 R9-55N3 R9-59N3
R9-63N3 R9-67N3 R11-71N3 R11-75N3 R11-79N3
crossed roller slewing bearing with external gear
R8-30E3 R8-35E3 R8-39E3 R8-42E3 R8-44E3
R8-46E3 R8-49E3 R8-52E3 R9-55E3 R9-59E3
R9-63E3 R9-67E3 R11-71E3 R11-75E3 R11-79E3
double row ball slewing bearing with internal gear 
H7-35N1 H7-43N1 H7-43N3A H8-54N1  
         
Double row ball slewing bearing with external gear
H7-30E1 H7-38E1 H8-58E2    
four point contact ball slewing bearing with internal gear 
A8-17N4D A8-22N2A A8-25N21 A9-25N3 A10-32N1A
A14-33N1 A10-35N1L A12-35N5 A7-38N1 A10-43N28D
A13-46N1A A12-47N3E A14-47N5A A9-54N2 A14-54N10C
A16-56N5 A16-59N2 A20-72N5A A18-80N1 A16-95N6
A20-95N4 A24-107N1 A22-129N1 A22-166N1  
four point contact ball slewing bearing with external gear
A6-9E1B A6-11E4 A6-14E10 A8-17E10BC A12-18E5
A14-18E1L1 A8-19E5A A8-22E6 A10-22E5A A12-22E2
A14-22E1B1 A12-27E3 A8-30E8D A10-34E6 A12-34E2AG
A14-34E31 A13-38E1 A8-39E12 A8-41E1 A12-42E3
A18-46E4D A10-47E1 A12-48E12 A14-48E22 A16-53E1A
A18-60E2 A18-74E3 A16-78E4 A18-80E1 A18-89E1
A22-105E2A A19-111E1 A24-119E11A A16-152E2  
four point contact ball slewing bearing without gear teeth
A6-9P4 A6-11P5 A6-14P3D A8-17P1DU A14-19P4
A8-22P11 A13-22P4 A4-23P2A A9-24P2 A14-24P1A
A14-25P1 A14-31P3 A12-32P2 A12-34P2B A10-35P1A
A14-43P1 A12-47P2 A14-49P1A A14-56P1E A18-60P1B
A16-67P2 A16-79P1A A16-86P1 A14-89P1 A18-89P1
A22-98P1 A10-110P2D A12-125P1 A19-150P1  


 
four point contact ball slewing bearing with internal gear 
L6-16N9Z L6-16N9ZD L6-22N9Z L6-22N9ZD L6-25N9Z
L6-25N9ZD  L6-29N9Z L6-29N9ZD L6-33N9Z L6-33N9ZD
L6-37N9Z L6-37N9ZD L6-43N9Z L6-43N9ZD L9-38N9Z
L9-42N9Z L9-46N9Z L9-49N9Z L9-53N9Z L9-57N9Z
         
four point contact ball slewing bearing with external gear
L6-16E9Z L6-16E9ZD L6-22E9Z L6-22E9ZD L6-25E9Z
L6-25E9ZD L6-29E9Z L6-29E9ZD L6-33E9Z L6-33E9ZD
L6-37E9Z L6-37E9ZD L6-43E9Z L6-43E9ZD L9-38E9Z
L9-42E9Z L9-46E9Z L9-49E9Z L9-53E9Z L9-57E9Z
         
four point contact ball slewing bearing without gear teeth
L4-13P8Z L4-13P9Z L4-17P8Z L4-17P9Z  
L6-16P9Z L6-16P9ZD L6-22P9Z L6-22P9ZD L6-25P9Z
L6-25P9ZD L6-29P9Z L6-29P9ZD L6-33P9Z L6-33P9ZD
L6-37P9Z L6-37P9ZD L6-43P9Z L6-43P9ZD L9-57P9Z
L9-38P9Z L9-42P9Z L9-46P9Z L9-49P9Z L9-53P9Z
Crossed Roller Slewing Ring Bearing R8-30n3 Turntable BearingA pioneer in slewing bearing field, rich experience, can do design, produce, mounting guide
Small order accepted
ISO certified company
Variorum models
7*24hours hotline to help you with your cranes
Strict quality control system to ensure quality for slewing bearing



LYHY Slewing Bearing Types
LYHY slewing bearings can be divided into the following types as per  their structures:
single row four point contact ball slewing bearing,
single row cross roller slewing bearing,
double row different ball diameter slewing bearing,
three row cylindrical roller slewing bearing and roller/ball combination slewing bearing.
And all these types of slewing bearings can be further divided into bearings without gears, bearings with external gears and bearings with internal gears.
Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing



Detailed description of these types slewing bearings

Single row four point contact ball slewing bearings
     This kind of slewing bearings can support high dynamic loads, transmitting axial and radial forces simultaneously as well as the resulting tilting moments. Applications of this kind of bearings are hoisting, mechanical handling and general mechanical engineering etc.
Single row cross roller slewing bearings
     This kind of bearings can support combinations of large radial force, medium axial force and tilting moment with small or zero clearance. Main applications of this kind of bearings are hoisting and mechanical handling and general mechanical engineering etc.
Double row different ball diameter slewing bearings
     This kind of bearings can support high static loads with simple structures. They are mainly used in situations with variation load position and direction and continuously rotating. Main applications of this kind of bearings are deck hoisting, mining and material handling etc.
Triple row cylindrical roller slewing bearings
     This kind of bearings has high load carrying capacity. Under same loads, this kind of bearings has much smaller diameters which can make the installation much compact, as different kinds of loads are supported by different races and rollers. Main applications of this kind of bearings are hoisting, mechanical handling, mining and materials handling, offshore technology and general mechanical engineering etc.
Roller/ball combination slewing bearings
     This kind of bearings can support high axial load and low tilting moments. Usually they are large diameter slewing bearings. Applications of this kind of bearings are mining and materials handling etc.


About LYHY bearings
1.introduction:we are a manufacturer of slewing bearing since 1993, our factory occupies a area of 30000square meters with 4 workshop and 1 office building. 
2. Featured products: slewing bearing and slewing drive
3. Capital: Current is 1 million RMB, but we are increasing the capital to 10 million RMB
4. Workers: 40
5. Certificate: ISO9001:2008, 3.1 certificate, CCS certificate, Science and Technology Progress Award
6. Annual Exportation: 8million USD
7. Exported countries: (39)
Asia: India, Pakistan, Iran, Signore, Georgia, Malaysia, Vietnam, Thailand, Philippines, Israel, Korea, UAE, Sri Lanka, Saudi Arabia,
Europe: Turkey, Russia, Spain, Czech Republic, Italy, Poland, Slovakia, Bosnia and Herzegovina, Austria, France, Germany, Switzerland, Finland, Ukraine, UK
America: USA, Canada, Mexico, Brazil, Puerto Rico, Peru, Chile
Africa: South Africa, Egypt
Oceania: Australia

Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing

Production Process of LYHY slewing bearings
Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing

Quality Control Process of LYHY slewing bearings
Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing


LYHY Slewing Bearing Packing 
Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;
And then packed with kraft paper and professional belts;
At last, with wooden box totally at the outer packing to invoid the rust or the moist;
We can depend on the customers  demand to be packed;
Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing


Transportation:
All LYHY slewing ring bearings can be usually delivered timely, usual production time is 15-50 days based on different slew bearings diameters, sometimes slew rings will be in stock.
Slewing bearings can be offered different delivery terms, such as EXW, FOB, CIF, DDU and so on. 
Also, slewing rings can be transported by different transport ways, by express (such as DHL, TNT, UPS, FEDEX and so on), by air, by sea, by truck, by railway and so on.

Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing

Slewing Ring Bearings------Applications:
Slewing ring bearings are widely used in industry and known as "the machine joints" Here under is the specific slewing bearing applications
1. Construction machinery (e.g. cranes, excavators, loader, scraper)
2. Metallurgical machinery (e.g. for steel plant)
3. Heavy machinery equipment (e.g. mining machinery, concrete machinery)
4. Marine machinery equipment (e.g. vessel, port hoisting machine, port oil transfer equipment, onshore and offshore crane)
5. Light machinery equipment (e.g. paper machine, plastic, rubber machine, weave machine)
6. Wind power generator
8. Packing machinery

Crossed Roller Slewing Ring Bearing R8-30n3 Turntable Bearing




FAQ:

Q: Are LYHY BEARINGS trading company or manufacturer?
A: LYHY BEARINGS is a professional manufacturer for slewing bearings, thin section bearings, ball bearings and rolling bearings


Q: How do LYHY BEARINGS control quality of their bearing?
A: LYHY BEARINGS has established strict quality control systems, all the products and services has passed ISO9001-2008 Quality Certificate and third party such as CCS, LR,ABS,BV


Q: What is the MOQ?
A: MOQ is 1pc, pls message us for detailed information.

Q: How about the package for LYHY bearings?
A: Standard Industrial packing in general condition (Plastic tube+ professional plastic beltsplywood case). Accept design package when OEM.

Q: How long is the production time?
A: It takes about 7-40 days, depends on the model and quantity.

Q: How about the shipping?
A: We can arrange the shipment or you may have your own forwarder.

Q: Is sample available?
A: Yes, sample order is acceptable.

Q: Can we use our own LOGO or design on bearings?
A: Yes. OEM is acceptable for LYHY BEARINGS. We can design as per your requirements and use your own LOGO and package design.

 

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Diamond Member Since 2012

Suppliers with verified business licenses

Manufacturer/Factory & Trading Company
Number of Employees
25
Year of Establishment
2007-06-18