External Gear Rks. 427020101001 Cross Roller Bearing in 12 Months Warranty

• Customization: Available
• Standard or Nonstandard: Standard
• Feature: High Speed, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
• Model NO.: RKS. 427020101001
• Sealing Gland: Sealed On Both Sides
• Rolling-Element Number: Single-Row
• Roller Type: Straight Raceway
• Material: 50mn/42CrMo
• Type: External Gear
• Advantage: Low Noise, Low Vibration, High Precesion
• Seals Type: as Requirement NBR
• MOQ: 1 Set
• Application: Mining, Petroleum, Automatic, Excavator, Crane
• Certificate: 3.1, 3.2, ABS, BV, CCS, Nk
• Delivery Time: 3-40days
• OEM&ODM: Yes
• Precision: P0, P6, P5, P4, P3, P2
• Rolling Element: Gcr5
• Operating Tempereature: -40-+150
• Raceway Hardness: 55~62HRC
• Teeth: External Gear
• Transport Package: Plywood Package
• Specification: 1604*1205*141mm
• Trademark: LYMC
• Origin: Luoyang
• HS Code: 8482109000
• Production Capacity: 3000PCS Per Year
• Package Size: 165.00cm * 165.00cm * 20.00cm
• Package Gross Weight: 630.000kg

Product Description

Large Slewing Bearing With External Gear RKS.427020101001 Cross Roller Bearing In 12 Months Warranty
 

Product Description

Introduction:
Our External Gear Crossed Roller Bearings perfectly integrate high-torque transmission with exceptional moment rigidity in an ultra-compact unit. The unique crossed roller design and high-precision external gear make them the ideal solution for demanding rotary motion applications, delivering superior rotational accuracy and load capacity within a limited space.

Key Advantages:

• Exceptional Rigidity & Precision: The 90° crossed roller arrangement simultaneously handles radial, axial, and moment loads, providing unmatched rigidity and stable rotational accuracy.

• Space-Saving Compact Design: A single bearing unit replaces traditional bearing combinations, simplifying overall structure and reducing size and weight.

• High-Efficiency Torque Transmission: The integrated external gear enables direct engagement with a pinion for efficient, high-torque power transmission, streamlining drive system design.

• Smooth, Low-Friction Operation: Line contact between rollers and raceways minimizes friction, ensuring smooth movement, low noise, and higher energy efficiency.

• Proven Reliability & Long Service Life: Manufactured from premium steel with advanced heat treatment, guaranteeing durability and extended performance under heavy loads.

Primary Applications:

• Industrial Robotics: Robot joints (base, arm, shoulder) requiring high rigidity and precise positioning.

• Machine Tools: CNC rotary tables, indexing heads, and milling heads demanding extreme accuracy.

• Precision Equipment: Radar antennas, medical imaging systems (e.g., CT scanners), optical scanners.

• Semiconductor Manufacturing: Wafer handling robots and lithography equipment for critical cleanroom precision.

• Aerospace & Defense: Turret systems and guidance systems where compactness and reliability are paramount.

 

Main dimensions			Gear teeth			Mass   kg	Steel code	Designation
De Outer diameter	Dm Raceway diameter	De inner diameler	De   Gear   PCD	m	Z
Four point contact slewing bearings with external gear teeth
1144	980	868	1110	100	111	219	X/X	RKS.204040101001
1398	1258	1155	1380	100	138	203	X/X	RKS.302070202001
Four point contact slewing bearings without gear teeth
234	179	125	0	0	0	6	X/X	RKS.900155101001
332	257	189	0	0	0	17	X/X	RKS.951145101001
475	402	335	0	0	0	27	X/X	RKS.901175101001
Crossed roller slewing bearings with externalgear teeth
403	310	233	396	45	88	24	X/X	RKS.921150303001
5,899	479	378	5,805	45	129	62	X/X	RKS.121400101002
695	574	477	685	50	137	79	X/X	RKS.121390101002
816	675	571	792	60	132	117	X/X	RKS.122290101002
864	760	668	852	60	142	97	X/X	RKS.221310101001
979	853	715	940	100	94	178	XD/X	RKS.222500101001
1080	980	886	1064	80	133	119	XB/X	RKS.221300101001
1144	1010	868	1122	110	102	230	XD/X	RKS.222600101001
12,895	1117	980	1250	110	102	230	XD/X	RKS.324012324001
1296	1117	985	1260	120	105	340	XD/X	RKS.322300101001
14,755	1250	1080	1440	100	144	490	XD/X	RKS.425060101001
14,755	1250	1080	1428	140	102	480	XD/X	RKS.425060201001
14,755	1250	1080	1428	140	102	481	XD/X	RKS.425062621001
1604	1390	1205	1570	100	157	620	XD/X	RKS.427020101001
18,048	1690	1430	1744	160	109	710	TDX	RKS.427050403001
Crossed roller slewing bearings with internal gear teeth
562	489	385	396	60	66	42	X/X	RKS.111280101002
825	713	5,675	396	70	82	133	X/X	RKS.212140106001
972	885	7,856	800	80	100	109	X/X	RKS.211430101001
1172	1077	961	980	100	98	155	XB/X	RKS.211440101001
1040	1177	9,651	9,588	102	94	182	XD/X	RKS.212600101001
1316	1202	1082	1100	100	110	260	XD/X	RKS.312410101001
1316	1202	1082	1100	100	110	260	XD/X	RKS.312410102001
1316	1202	1082	1100	100	110	260	X/X	RKS.312290202001
1365	1231	10,388	1050	140	75	370	TD/X	RKS.313500404001
14,778	1240	10,383	10,608	102	104	425	XD/X	RKS.314310101001
1495	1350	11,648	1190	140	85	440	XMD/XM	RKS.413290203001
2290	2202	2091	2100	50	420	291	X/X	RKS.512080101001
Crossed roller slewing bearings without gear teeth
4,035	310	233		0	0	25	X/X	RKS.921155203001
5,895	474	378		0	0	64	X/X	RKS.121405101002
695	574	477		0	0	84	X/X	RKS.121395101002
816	675	571		0	0	125	X/X	RKS.122295101002
979	823	715		0	0	193	X/X	RKS.223475101001
1144	980	868		0	0	230	XD/X	RKS.222605101001

 

Detailed Photos

 

Product Process

Application

Application:

- Excavators - Drilling rigs - Mining Equipments - Cranes   -Offshore Equipments  - Vehicles  - Machine Tools  - Wind Turbines

Company Profile

About Us:
Luoyang MC Bearing Technology Co.,Ltd (LYMC),who is manufacture located in bearing zone, focus on Slewing bearing, cross roller bearing and pinion,Dia from 50mm-8000mm, Our team with technical and full experience in the bearing industry.
*Professional in researching, developing, producing & marketing high precision bearings for 16 years;
*Many series bearings are on stock; Factory directly provide, most competitive price;
*Advanced CNC equipment, guarantee product accuracy & stability;
*One stop purchasing, product include cross roller bearing, rotary table bearing, robotic bearing, slewing bearing, angular contact ball bearing, large and extra large custom made bearing, diameter from 50~9000mm;
*Excellent pre-sale & after sale service. We can go to customers' project site if needed.
*Professional technical & exporting team ensure excellent product design, quotation, delivering, documentation & custom clearance.

After Sales Service

Our Service:

FAQ:
1.Q: Are you trading company or manufacturer ?
A: We are professional slewing bearing manufacturer with 20 years' experience.
2.Q: How long is your delivery time?
A: Generally it is 4-5 days if the goods are in stock. or it is 45 days if the goods are not in
stock, Also it is according to quantity.
3.Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample, it is extra.
4.Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance, balance before shipment.
5.Q: Can you provide special customization according to the working conditions?
A: Sure, we can design and produce the slewing bearings for different working conditions.
6.Q: How about your guarantee?
A: We provide lifelong after-sales technical service.