Trailers for Drop Forged Chains

4B sprockets and trailing wheels are manufactured from high grade heat treated steel to a minimum hardness of 57 HRC.

Each piece is machined to size with appropriate bore and keyway specific to each customer's application.

trailer for forged chains
Product Features: 
  • Sizes Available: 102LA, 102NA, 125NA, 142NA, 142LA, 142HA, 150NA, 160NA, 175NA, 200NA, 216NA, 250NA, 260NA
  • Now available: segmental star and self cleaning trailers.
Max Shaft Dia
Dia. A (mm)
Pitch Circle Dia.
Dia PCD (mm)
Hub Width Dia - Smooth
WB2 (mm)
Hub Width Dia - Segmental
WB3 (mm)
Rim Width Dia.
T (mm)
.
4B102NA65204578335
4B102NA65235.1578335
4B102NA65266.5578335
4B102NA65298.2578335
4B102NA65330.1578335
.
4B142NA852847411245
4B142NA85327.37411245
4B142NA85371.17712745
4B142NA115415.27712745
4B142NA115459.57712745
4B142NA11550410515045
4B142NA115548.610515045
4B142NA115593.412015045
4B142NA115638.112015045
.
4B142HA115327.311012775
4B142HA115371.111015075
4B142HA115415.211015075
4B142HA115495.512015075
4B142HA14050412015075
4B142HA140548.612015075
4B142HA140593.412015075
4B142HA140638.114015075

*Smooth and segmental trailers have different hub widths as noted (WB2 & WB3).

**Symmetric smooth trailers on demand.

4B offers any bore size to suit your requirements; consult with our engineers for recommended shaft diametre.

216NA and 260NA sizes are available; contact 4B for more information.

Chain Conveyor Design Service

Chain Conveyor Design Service

Take advantage of our free design service for chain conveyors.
Whether you want a new chain conveyor or you want to optimize an existing chain conveyor, our engineers at 4B can help you.

To get a free chain conveyor calculation

Please fill this form in as accurately as possible to allow us to deal with your enquiry more effectively. 

Contact Details

Chain Conveyor Details

If existing Conveyor, give details

If you would like to send us a technical drawing or document with your enquiry, please send to 4b-uk@go4b.com.