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 417U12, model J4040-13) is a step plate designed for hollow shaft applications. It accommodates bore diameters from a minimum of 3/4 in to a maximum of 2 3/8 in. This PROTO-branded…
SKU 3G-OTH-295968
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Product Description
The PROTO Puller Step Plate (SKU 417U12, model J4040-13) is a step plate designed for hollow shaft applications. It accommodates bore diameters from a minimum of 3/4 in to a maximum of 2 3/8 in. This PROTO-branded component is used with pullers for servicing hollow-shaft components.
Frequently Asked Questions
What is the PROTO J4040-13 puller step plate used for?
The PROTO J4040-13 step plate is used with pullers to service hollow-shaft components. It accommodates bore diameters from 3/4 in minimum to 2 3/8 in maximum, making it suitable for industrial maintenance tasks involving bearings, gears, or pulleys on hollow shafts.
What are the specifications of the PROTO J4040-13 step plate?
The PROTO J4040-13 step plate (SKU 417U12) is designed for hollow shaft applications. It handles bore diameters from 3/4 in minimum to 2 3/8 in maximum. This PROTO-branded component is a step plate used with pullers for servicing hollow-shaft components.
Where to buy the PROTO J4040-13 step plate worldwide?
3G Electric supplies the PROTO J4040-13 step plate worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this PROTO puller component.
How to select the correct step plate for a hollow shaft puller?
Select a step plate that matches the bore diameter range of your hollow shaft. The PROTO J4040-13 covers 3/4 in to 2 3/8 in bore diameters. Ensure the step plate fits the puller screw and the shaft bore to avoid damage during service.
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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.














