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RULAND MANUFACTURING Rigid Shaft Coupling: 3/4 in Bore Dia 1, 1/2 in Bore Dia 2, Round Keyed - Two-Piece Rigid Shaft Couplings
RULAND MANUFACTURINGTwo-Piece Rigid Shaft Couplings

RULAND MANUFACTURING Rigid Shaft Coupling: 3/4 in Bore Dia 1, 1/2 in Bore Dia 2, Round Keyed

The RULAND MANUFACTURING Rigid Shaft Coupling (MPN SPC-12-8-F) is a two-piece rigid shaft coupling with a 3/4 in bore diameter 1 and a 1/2 in bore diameter 2, featuring a round keyed, inch design.

SKU 3G-OTH-140877

Also listed as: SPC128F · SPC 12 8 F

Brand
RULAND MANUFACTURING
Item
Rigid Shaft Coupling: 3/4 in Bore Dia 1, 1/2 in Bore Dia 2, Round Keyed
Category
Two-Piece Rigid Shaft Couplings
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Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
SPC-12-8-F
Type
1/2 in Bore Dia 2, Round Keyed, Inch

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

Product Description

The RULAND MANUFACTURING Rigid Shaft Coupling (MPN SPC-12-8-F) is a two-piece rigid shaft coupling with a 3/4 in bore diameter 1 and a 1/2 in bore diameter 2, featuring a round keyed, inch design.

Frequently Asked Questions

What is a RULAND MANUFACTURING rigid shaft coupling used for?

A RULAND MANUFACTURING rigid shaft coupling connects two shafts in precise alignment for motion control applications. It is commonly used in packaging, printing, and conveyor systems where zero backlash and high torsional stiffness are required. The SPC-12-8-F model features a two-piece design for easy installation.

What are the specifications of the RULAND MANUFACTURING SPC-12-8-F rigid shaft coupling?

The RULAND MANUFACTURING SPC-12-8-F is a two-piece rigid shaft coupling with a 3/4 inch bore diameter on one side and a 1/2 inch bore diameter on the other. It has a round keyed bore type and uses inch dimensions. The manufacturer part number is SPC-12-8-F.

Where to buy RULAND MANUFACTURING rigid shaft couplings worldwide?

You can source RULAND MANUFACTURING rigid shaft couplings worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the SPC-12-8-F or other models.

How to install a RULAND MANUFACTURING two-piece rigid shaft coupling?

To install a RULAND MANUFACTURING two-piece rigid shaft coupling, first align the shafts precisely. Loosen the clamping screws, slide the coupling halves onto each shaft end, then tighten the screws evenly to the manufacturer's recommended torque. Ensure the key aligns with the keyway for proper torque transmission.

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 two-piece rigid shaft couplings. 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 Rigid Shaft Coupling: 3/4 in Bore Dia 1, 3/4 in Bore Dia 2, Round Keyed, Inch (MPN SPC-12-12-SS)
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RULAND MANUFACTURING Rigid Shaft Coupling: 3/4 in Bore Dia 1, 3/4 in Bore Dia 2, Round Keyed, Inch (MPN SPC-12-12-SS)
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RULAND MANUFACTURING Rigid Shaft Coupling: 3/4 in Bore Dia 1, 3/4 in Bore Dia 2, Round Keyed, Inch (MPN SPC-12-12-F)
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RULAND MANUFACTURING Rigid Shaft Coupling: 1/2 in Bore Dia 1, 3/8 in Bore Dia 2, Round Keyed, Inch (MPN SPC-8-6-SS)
RULAND MANUFACTURING Rigid Shaft Coupling: 5/8 in Bore Dia 1, 1/2 in Bore Dia 2, Round Keyed, Inch (MPN SPC-10-8-F)
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RULAND MANUFACTURING Rigid Shaft Coupling: 5/8 in Bore Dia 1, 1/2 in Bore Dia 2, Round Keyed, Inch (MPN SPC-10-8-F)
RULAND MANUFACTURING Rigid Shaft Coupling: 1/2 in Bore Dia 1, 1/2 in Bore Dia 2, Round Keyed, Inch (MPN SPC-8-8-F)
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RULAND MANUFACTURING Rigid Shaft Coupling: 1/2 in Bore Dia 1, 1/2 in Bore Dia 2, Round Keyed, Inch (MPN SPC-8-8-F)

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