RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

RULAND MANUFACTURING Jaw Coupling Hub: MJS33 Coupling Size, 33.3 mm Outside Dia, Metric

SKU 3G-OTH-134169

Also listed as: MJS338A · MJS33 8 A

Brand

RULAND MANUFACTURING

Item

Jaw Coupling Hub: MJS33 Coupling Size, 33.3 mm Outside Dia, Metric

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

MJS33-8-A 

Type

Metric, Aluminum 

Outside Dia

33.3 mm 

Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RULAND MANUFACTURING MJS33-8-A is a zero-backlash curved jaw coupling hub in the MJS33 coupling size, made of metric aluminum with a 33.3 mm outside diameter. 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments—including power transmission—with specialist depth in combustion, pumps, and controls as an authorized distributor.

Frequently Asked Questions

What is a Ruland Manufacturing MJS33-8-A jaw coupling hub used for?

The Ruland Manufacturing MJS33-8-A is a zero-backlash curved jaw coupling hub used to connect two shafts in motion-control applications. It accommodates misalignment while transmitting torque smoothly, commonly found in servo motors, encoders, and precision indexing equipment across industrial automation and packaging lines.

What are the specifications of the Ruland MJS33-8-A coupling hub?

The Ruland MJS33-8-A is a metric aluminum jaw coupling hub with a 33.3 mm outside diameter. It is part of the MJS33 coupling size family and is designed for zero-backlash curved jaw coupling assemblies. The manufacturer part number is MJS33-8-A.

Where to buy a Ruland MJS33-8-A coupling hub worldwide?

3G Electric supplies the Ruland MJS33-8-A jaw coupling hub to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this metric aluminum hub.

How to select the correct Ruland jaw coupling hub size?

To select the correct Ruland jaw coupling hub, match the outside diameter (33.3 mm for MJS33) and bore size to your shaft dimensions. Confirm torque and misalignment requirements for your application. Ruland hubs are designed for zero-backlash curved jaw couplings, ensuring precise motion control.

Used in

Common applications for RULAND MANUFACTURING

Automated packaging machinery — Ruland beam couplings (e.g., PSR20-8-5-A) for connecting servo motors to conveyor drive shafts.

CNC machine tools — Ruland rigid couplings (e.g., CLX-4-4-A) for precise alignment of ball screw assemblies.

Robotic arm joints — Ruland Oldham coupling hubs (e.g., OSC16-6-A) for accommodating axial motion in end-effector drives.

Pump and compressor systems — Ruland stainless steel shaft collars (e.g., CL-3-ST) for securing impeller shafts.

Printing press rollers — Ruland clamp-on beam couplings (e.g., PCR18-8-8-A) for synchronizing roller rotation with minimal backlash.

Material handling conveyors — Ruland set screw couplings (e.g., PSMR29-7-7-A) for linking gearboxes to drive rollers.

RULAND MANUFACTURING Products

3G Electric supplies RULAND MANUFACTURING zero-backlash curved jaw coupling hubs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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