PROTO Puller Step Plate: For 2 3/8 in Bore Dia - Max, For 3/4 in Bore Dia - Min
The PROTO Puller Step Plate (SKU 417U06, model J4040-4) is a step plate designed for hollow shaft applications. It accommodates a maximum bore diameter of 2 3/8 inches and a minimum bore diameter of 3/4 inch. This…
SKU 3G-OTH-295973
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Product Description
The PROTO Puller Step Plate (SKU 417U06, model J4040-4) is a step plate designed for hollow shaft applications. It accommodates a maximum bore diameter of 2 3/8 inches and a minimum bore diameter of 3/4 inch. This PROTO-branded component is used with pullers for bearing and gear removal.
Frequently Asked Questions
What is the PROTO Puller Step Plate J4040-4 used for?
The PROTO Puller Step Plate J4040-4 is used with pullers for removing bearings and gears from hollow shafts. It accommodates bore diameters from 3/4 inch minimum to 2 3/8 inch maximum, making it suitable for industrial maintenance and repair applications.
What are the specifications of the PROTO J4040-4 step plate?
The PROTO J4040-4 step plate has a minimum bore diameter of 3/4 inch and a maximum bore diameter of 2 3/8 inch. It is designed for hollow shaft applications and is manufactured by PROTO under model number J4040-4.
Where to buy the PROTO J4040-4 puller step plate worldwide?
You can source the PROTO J4040-4 puller step plate through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the component reaches your facility reliably.
How to select the correct PROTO step plate for a puller?
To select the correct PROTO step plate, match the plate's bore diameter range to your shaft's dimensions. The J4040-4 fits bores from 3/4 inch to 2 3/8 inch. Ensure the plate is compatible with your puller's jaw spread and application, such as bearing or gear removal from hollow shafts.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO step plates for hollow shaft applications. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














