The Fabco MS51831-206 or MS51831206 is a 1/2-20 thick wall insert key, sourced as genuine OEM Fabco hardware. This type of keyed insert is used in PTO and drivetrain assemblies to maintain positive shaft-to-component engagement, making an exact replacement critical for proper torque transfer. The 1/2-20 designation specifies both the nominal size and thread specification for this thick-wall configuration. Pro Gear and Transmission carries genuine Fabco parts for professional buyers who need to get the right part the first time. Call us to confirm proper fit for your specific application.
Features
Genuine OEM Fabco part number MS51831-206 or MS51831206
1/2-20 thick wall insert key configuration
Designed for precise shaft-to-component engagement in PTO and drivetrain assemblies
Exact OEM replacement ensuring correct torque transfer fit
Sold by Pro Gear and Transmission
Tech Specs
- Part Number: MS51831-206 or MS51831206
- Description: Insert Key, 1/2-20, Thick Wall
- Brand: Fabco
- OEM Status: Genuine OEM
