What is the material hardness of the bearing?

The hardness ranges from 55HRC to 62HRC.

Are the rolling elements customizable?

Yes, you can choose between Steel Ball or Cylinder Roller types.

Jib Crane Swing Rubber Seal Bearing Slewing Ring with External Gear

Name: Jib Crane Swing Rubber Seal Bearing Slewing Ring with External Gear
Brand: Maanshan Kingrail Technology Co., Ltd.
SKU: 2021412752

Anhui, ChinaMaanshan Kingrail Technology Co., Ltd.

US$500.00

1-99 Pieces

US$100.00

100+ Pieces

Sample price:US$1000.00/piece.Request sample

Product profile

Customization

Available

Standard or Nonstandard

Standard

Feature

High Speed, Vacuum, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant

Model NO.

Jib Crane Swing Rubber Seal Bearing

Sealing Gland

Non-Seal

Rolling-Element Number

Multiple-Column

Roller Type

Deep Groove Raceway

Material

Cast Iron

Type

Internal Gear

Application

Ladle Turret, Stacker Crane, Bucket Wheel Machine

Embellish Grease

Ep2 Lithium Lubricating Grease

Gear Type

No Gear, Internal Gear, External Gear

Modulation Hardnes

229-269hb/Customized

Mounting Hole

Through Hole/Tapped Hole

Cage Material

Nylon/ Steel /Copper

Rolling Elements

Steel Ball / Cylinder Roller

Defect Control

Ut, Mt

Transport Package

Wooden Case, Pallet

Specification

yrt50 50x126x30

Trademark

King Steel

Origin

China

HS Code

8482109000

Production Capacity

5000000PCS/Year

Key features

Customized Modulation Hardness: Available in 229-269HB or customized to specific requirements.

Customized Gear Type: Options include No Gear, Internal Gear, or External Gear.

Customized Mounting Hole: Available in Through Hole or Tapped Hole configurations.

Customized Cage Material: Select from Nylon, Steel, or Copper materials.

Customized Rolling Elements: Choose between Steel Ball or Cylinder Roller types.

OEM and Customized Service: Full machining, primer coating, and surface treatment available.

Complete Material Testing: Comprehensive testing process ensures high quality standards.

Custom Design Capability: Crane slewing bearings designed to meet specific customer specs.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Maanshan Kingrail Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.98h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with business activities covering metal-product research and development, technical services, key systems and components, railway rolling stock parts, and related equipment sales. It reports ISO 9000 and ISO 9001 certification, OEM service for well-known brands, ODM capability, and broad customization options. Reported production capacity includes wheels, track materials, and metal products, while quality-control and traceability evidence is incomplete. The supplier has one R&D engineer, no new products reported in the past year, no available SDK, and no R&D audit documentation. After-sales service is included in the R&D engineer’s responsibilities, but documented complaint-handling and corrective-action records are absent. No monetary or financial figures are included in this assessment; the available records only identify financial information for three historical years. Overseas service infrastructure is limited, with no overseas agents, branches,...

Supplier typeThe supplier is explicitly classified as a trading company. Its stated activities include metal-product R&D and technical services, as well as sales of key systems, railway rolling stock parts, and related equipment.

CertificationsThe supplier reports ISO 9000 and ISO 9001 management-system certifications. However, quality assurance status is unspecified, and approved-supplier, corrective-action, and complaint-handling records are incomplete or undocumented.

Production capacityReported annual capacity includes 20,000 wheels, 10,000 tons of track materials, and 800 tons of metal products, supported by 11–20 quality-control staff and ISO certifications. However, the supplier states it has no in-stock service capacity, while raw-material traceability and outsourcing controls remain unknown.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization, and also provides ODM services. These statements directly support broad customization capability.