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Agricultural Equipment equipment in operation with mounted NTN bearing units supporting the shaft

NTN bearing units by application

Agricultural Equipment

Harvesters, seeders, tillage tools and other farm machinery use housed bearing units on exposed shafts, plus ball and tapered roller bearings in drives, rotating assemblies and auxiliary parts. Soil, chaff, moisture, vibration and seasonal peak use all shorten bearing life,…

Operating conditions

Match the shaft support to the working conditions

The right NTN unit depends on the mounting layout, the locking method and what the site exposes the seals to.

Harvesters, seeders, tillage tools and other farm machinery use housed bearing units on exposed shafts, plus ball and tapered roller bearings in drives, rotating assemblies and auxiliary parts. Soil, chaff, moisture, vibration and seasonal peak use all shorten bearing life, and repairs often happen in the field. Service teams and dealers want the correct insert and locking collar, clearly marked packaging and parts that are quick to identify on the truck.

  • Specify seals and shields for field exposure, as soil, crop dust and moisture are the main threats to shaft-support bearings.
  • Confirm the locking method along with the shaft size, so the replacement insert secures properly on the machine's existing shaft.
  • Check for shock and combined loads at the position being repaired, and consider tapered roller bearings where axial and radial loads act together.
  • Group commonly replaced units and inserts by machine type for dealer or service stock, so technicians can identify the right part before a repair call.

Site information

What to note on site for your inquiry

A shaft size alone does not identify a unit. These site details confirm the fit, the assembly and the sealing basis.

  • Mounting holes

    Record the bolt hole layout and housing dimensions, so the unit fits the existing frame.

  • Locking method

    State how the insert locks to the shaft, along with the housing and insert markings.

  • Dust or wash-down environment

    Name the exposure on site, so the sealing requirement stays part of the selection basis.

  • Affected line

    Say which conveyor or production line is affected, and whether the need is one repair or the whole line.

Product categories

Bearing categories for Agricultural Equipment

These NTN categories cover the bearings and shaft support parts used in this application. Open a category to see its products.

Products

NTN products for Agricultural Equipment

These NTN products apply to this application. Request a quote on one item or combine several in the same inquiry.

View All Products

One repair or a whole line, in one inquiry

Put drive bearings and shaft support parts on the same list. Complete units and replacement inserts can be quoted together.

Inquiry

Request a quote for Agricultural Equipment parts

Send your model list to NTN Bearing Supplier and receive a written quote that sets out each item, its availability and the commercial terms.