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MERYDOM PRODUCT

Single Row Ball External Gear Slewing Bearing

External gear single-row ball structure for compact rotating equipment.

Single Row Ball Slewing BearingsSingle-row ballExternal Gear50Mn / 42CrMo / 4140 by project review

Product Overview

A commonly used slewing bearing structure for equipment that needs balanced load capacity, compact size, and economical manufacturing. MERYDOM supports drawing-based dimensions, gear parameters, mounting holes, and inspection documentation.

StructureSingle-row ball
Gear typeExternal Gear
Material50Mn / 42CrMo / 4140 by project review
Outer diameter rangeOD 200–2500 mm by drawing
Precision / toleranceStandard manufacturing tolerance; project-specific tolerance by engineering review
Heat treatmentRaceway induction hardening; gear hardening available
Surface treatmentAnti-rust oil, zinc plating, powder coating, or painting
Lead time25–45 days depending on drawing, quantity, and process route
Drawing requirements2D/3D drawing, gear data, mounting hole data, load conditions, and quantity
Rolling elementSteel balls
Gear positionExternal gear
CustomizationHole pattern, gear data, height, seals, grease, marking
DocumentsMTC, inspection report, packing details available by request

Technical Features

  • Compact and economical structure
  • Easy pinion drive integration
  • Suitable for standard and OEM drawings
  • Raceway hardening and final rotation inspection options

Typical Applications

Small cranes, aerial platforms, rotary tables, automation equipment, compact construction machinery, and general industrial rotating mechanisms.

Quality Control Points

  • Material certificate review
  • Raceway hardness inspection
  • Gear runout and backlash-related inspection when required
  • Final dimension and rotation check

Engineering Notes

This product record is a structured starting point. Add project photos, drawing notes, dimensions, tolerance requirements, and customer-specific engineering notes here.

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Single Row Ball Slewing BearingsSingle-row ballInternal Gear50Mn / 42CrMo

Single Row Ball Internal Gear Slewing Bearing

Internal gear structure for protected transmission and compact design.

Internal gear slewing bearings are used when the equipment layout needs an inward gear drive, better external protection, or compact assembly space. MERYDOM can manufacture according to OEM drawings and application requirements.

OD
OD 300–2500 mm by drawing
Lead time
30–50 days depending on gear process and quantity
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