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RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric - Zero-Backlash Curved Jaw Coupling Hubs
RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric

The RULAND MANUFACTURING MJS57-20-A is a zero-backlash curved jaw coupling hub in the MJS57 size, made of metric aluminum with a 57.2 mm outside diameter. 3G Electric interprets demand and delivers this genuine…

SKU 3G-OTH-134355

Also listed as: MJS5720A · MJS57 20 A

Brand
RULAND MANUFACTURING
Item
Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric
Category
Zero-Backlash Curved Jaw Coupling Hubs
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
MJS57-20-A
Type
Metric, Aluminum
Outside Dia
57.2 mm

Technical Documents

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

Product Description

The RULAND MANUFACTURING MJS57-20-A is a zero-backlash curved jaw coupling hub in the MJS57 size, made of metric aluminum with a 57.2 mm outside diameter. 3G Electric interprets demand and delivers this genuine industrial component across 14 departments, with specialist depth in combustion, pumps, and controls as an authorized distributor.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a RULAND MANUFACTURING MJS57-20-A jaw coupling hub used for?

The RULAND MANUFACTURING MJS57-20-A is a zero-backlash curved jaw coupling hub used to connect two rotating shafts in motion-control systems. It is commonly applied in servo motors, encoders, and precision positioning equipment where accurate torque transmission and misalignment compensation are required.

What are the specifications of the RULAND MANUFACTURING MJS57-20-A?

The RULAND MANUFACTURING MJS57-20-A is a jaw coupling hub with a 57.2 mm outside diameter, part of the MJS57 coupling size. It is made of aluminum and designed for metric shaft applications. The manufacturer part number is MJS57-20-A, and it is a zero-backlash curved jaw coupling hub.

Where to buy RULAND MANUFACTURING MJS57-20-A worldwide?

You can source the RULAND MANUFACTURING MJS57-20-A jaw coupling hub through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this metric aluminum coupling hub.

How to select the correct RULAND MANUFACTURING jaw coupling hub?

To select the correct RULAND MANUFACTURING jaw coupling hub, match the bore size to your shaft diameter and ensure the outside diameter and coupling size (e.g., MJS57) fit your application. Consider torque requirements, misalignment tolerance, and material—aluminum for low inertia, steel for higher torque. Always verify metric dimensions.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJS57-16-A)
RULAND MANUFACTURING
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJS57-16-A)
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJS57-30-A)
RULAND MANUFACTURING
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJS57-30-A)
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJS57-25-A)
RULAND MANUFACTURING
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJS57-25-A)
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJSC57-30-A)
RULAND MANUFACTURING
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJSC57-30-A)
This zero-backlash curved jaw coupling hub is made of aluminum with a 57.2 mm outside diameter. It is designed for motion control and power transmission applications requiring precise torque transmission without backlash, such as connecting servo motors, encoders, and industrial automation equipment. The metric dimensions and curved jaw design accommodate misalignment and dampen vibration
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum with a 57.2 mm outside diameter. It is designed for motion control and power transmission applications requiring precise torque transmission without backlash, such as connecting servo motors, encoders, and industrial automation equipment. The metric dimensions and curved jaw design accommodate misalignment and dampen vibration
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJSC57-20-A)
RULAND MANUFACTURING
RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric, Aluminum (MPN MJSC57-20-A)

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