Vehicles & two-wheelers

Single Row Four-Point Contact Ball Trailer Turntable

<p style="line-height: 2em;"><span style="color: rgb(15, 17, 21); font-family: quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, &quot;Segoe UI&quot;, Roboto, Oxygen, Ubuntu, Cantarell, &quot;Open Sans&quot;, &quot;Helvetica Neue&quot;, sans-serif; background-color: rgb(255, 255, 255);">The Single Row Four-Point Contact Ball Trailer Turntable is a compact and cost-effective steering component des…

SupplierShijiazhuang Trust Vehicle Industry Co., Ltd.www.cntrustvehicle.com

About this product

Product information from the supplier.

Technical Specifications

ParameterSpecification
TypeSingle Row Four-Point Contact Ball Turntable
Contact PatternFour-point contact (O-shaped configuration)
MaterialHigh-strength Forged Steel / Cast Steel (50Mn / 42CrMo)
Raceway HardnessHRC 55 – 62
Ball MaterialGCr15 Bearing Steel
Common ModelsUT Series, UA Series, ZA Series (e.g., UT580, UA1208)
Outer Diameter500 – 1,800 mm (customizable)
Inner Diameter300 – 1,400 mm (customizable)
Height60 – 150 mm
Load Capacity5 – 30 tons (static)
Surface FinishZinc plating / Powder coating / Anti-corrosion paint
LubricationGrease-filled with standard grease nipple


Key Advantages

  • Compact & Lightweight – Single-row design offers space and weight savings, ideal for lighter trailer applications.

  • Multi-Directional Load Capacity – Four-point contact design effectively handles vertical loads, horizontal forces, and overturning moments simultaneously.

  • Cost-Effective – Simple construction makes it the most economical option among slewing ring turntables.

  • Smooth Articulation – Precision-ground raceways and hardened balls ensure low-friction rotation and responsive trailer tracking.

  • Easy Installation – Standardized bolt hole patterns and mounting dimensions allow hassle-free replacement and installation.

  • OEM Compatibility – Direct replacement for standard turntable sizes used in light to medium-duty drawbar trailers.