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RULAND MANUFACTURING Zero-Backlash Curved Jaw Spider JD50/80-98R - Zero-Backlash Curved Jaw Spiders
RULAND MANUFACTURINGZero-Backlash Curved Jaw Spiders

RULAND MANUFACTURING Zero-Backlash Curved Jaw Spider JD50/80-98R

<p>This Ruland Manufacturing zero-backlash curved jaw spider, model JD50/80-98R, is a precision replacement part designed for JC50, JCC50, MJC80, and MJCC80 coupling sizes. It delivers 4.379 horsepower and is rated…

SKU 3G-OTH-138976

Also listed as: JD508098R · JD50 80 98R · JD50-80-98R

Brand
RULAND MANUFACTURING
Item
Zero-Backlash Curved Jaw Spider JD50/80-98R
Part Number
JD50/80-98R
Category
Zero-Backlash Curved Jaw Spiders
Available to Order
Also known as:JD50/80-98RRULAND MANUFACTURING
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
JD50/80-98R
Type
: JC50/JCC50/MJC80/MJCC80 Coupling Size, Inch, 4.379 hp, 98A

Technical Documents

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

Product Description

<p>This Ruland Manufacturing zero-backlash curved jaw spider, model JD50/80-98R, is a precision replacement part designed for JC50, JCC50, MJC80, and MJCC80 coupling sizes. It delivers 4.379 horsepower and is rated 98A, ensuring reliable torque transmission in demanding industrial applications. The curved jaw design minimizes backlash, making it ideal for servo motors, encoders, and other precision motion control systems.</p><p>As a Singapore-based supplier, 3G Electric offers this spider with SGD quotes on request, handles GST for local buyers, and provides fast delivery across Singapore and Southeast Asia. Worldwide shipping is also available. Contact us for current pricing and availability.</p>

Frequently Asked Questions

What coupling sizes is the JD50/80-98R compatible with?

According to the data, the JD50/80-98R is designed for JC50, JCC50, MJC80, and MJCC80 coupling sizes.

What are the key specifications of this spider?

The JD50/80-98R has a horsepower rating of 4.379 hp and a durometer of 98A, indicating a harder material for higher torque applications.

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.
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RULAND MANUFACTURING Products

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

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