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PROTO Puller Step Plate: For 2 3/8 in Bore Dia - Max, For 3/4 in Bore Dia - Min - Step Plates for Hollow Shaft Applications
PROTOStep Plates for Hollow Shaft Applications

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 J4040-6, model J4040-6) 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.

SKU 3G-OTH-295966

Also listed as: J40406 · J4040 6

Brand
PROTO
Item
Puller Step Plate: For 2 3/8 in Bore Dia - Max, For 3/4 in Bore Dia - Min
Category
Step Plates for Hollow Shaft Applications
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Technical Specifications

PROTO
Manufacturer Part Number
J4040-6
Type
- Max, For 3/4 in Bore Dia - Min, J4040-6

Technical Documents

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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Puller Step Plate (SKU J4040-6, model J4040-6) 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.

Frequently Asked Questions

What is the PROTO J4040-6 puller step plate used for?

The PROTO J4040-6 step plate is used in hollow shaft applications to provide a stable bearing surface for pullers. It accommodates bore diameters from 3/4 in to 2 3/8 in, enabling safe removal of gears, bearings, and pulleys without damaging the shaft.

What are the specifications of the PROTO J4040-6 step plate?

The PROTO J4040-6 step plate (SKU 3G-OTH-295966) has a minimum bore diameter of 3/4 in and a maximum bore diameter of 2 3/8 in. It is designed for hollow shaft applications and is manufactured by PROTO under part number J4040-6.

Where to buy the PROTO J4040-6 step plate worldwide?

3G Electric supplies the PROTO J4040-6 step plate to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this puller accessory.

How to select the correct step plate for a puller?

Select a step plate that matches the bore diameter of your hollow shaft. For the PROTO J4040-6, ensure the shaft bore is between 3/4 in and 2 3/8 in. Always verify the puller's capacity and the step plate's compatibility with the application to avoid damage.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting

PROTO 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.

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