50mm Bolt-In Drawbar Eye 250kN
Allan Davis
on
25/05/2026
50mm Bolt-In Drawbar Eye 250kN
$420.00
50mm bolt in drawbar eye suits dolly and dog trailer hinged drawbar applications with a 250kN D-value, 60mm x 173mm shaft and complete fasteners for the listed bolt-in setup. Check eye size and application before ordering.
Part number TC7153.
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Description
Overview
50mm bolt in drawbar eye secures the drawbar connection on dolly and dog trailer hinged drawbar applications. It suits bolt-in towing eye setups where the trailer uses a 50mm eye, 250kN D-value and 60mm x 173mm shaft. Because this is a coupling component, match the application and housing block before ordering.
Features
- 50mm internal drawbar eye diameter.
- 250kN D-value for matched hinged drawbar applications.
- 60mm x 173mm shaft for bolt-in housing fitment.
- Includes complete fasteners for the OC50R series fitting.
Specifications and Materials
This 50mm bolt in drawbar eye uses a bolt-in removable style with a castellated nut and complete fasteners. The nut torque range is 500-1000Nm, and the matching housing block is listed separately in the related parts table. Part number: TC7153.
Use the manufacturer technical page for OC50R series data.
Compatibility and Fitment
Check the eye diameter, shaft size, housing block and trailer type before fitting. This part suits dolly or dog trailer use only, not rigid pig trailer use. These cross-references show where this part replaces the part numbers and applications listed. Some installations may need minor changes. OC50R10, OC50RT1, TCOC50R10, CTA-037721, CTA037721.
Related Parts
Check the related service parts below against the trailer setup before ordering.
| Use | Part number | Part type |
|---|---|---|
| Housing block to suit | TC8361 | Drawbar housing block |
| Eye wear check | TC0610G | 40/50mm towing eye gauge |
| Coupling wear check | TC0600G | Tow coupling gauge |
Compliance and Safety
Fit this towing eye only to the correct hinged drawbar application. Also inspect the housing block, nut, fasteners and coupling wear before returning the trailer to service. Do not fit this eye to a rigid pig trailer.
Trailer Applications
Workshops use this style on dog trailers and converter dollies where a removable 50mm bolt-in drawbar eye suits the drawbar design. If the old eye has wear or damaged threads, check the block and coupling gauges at the same time.
Cross-reference and Suitability
This part cross-references to or suits the following equivalent part numbers and compatible alternatives:
| OC50R10 | OC50RT1 | TCOC50R10 |
| CTA-037721 | CTA037721 |
Why Choose ICS Trailers
ICS Trailers supports tow coupling repairs with drawbar eyes, housing blocks and checking gauges for heavy trailer service. When the trailer setup is unclear, match the old part by eye diameter, shaft size and trailer application.
Browse more Tow Couplings parts
Online prices apply to website orders only. In-store pricing may differ.






