We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

RULAND MANUFACTURING Rigid Shaft Coupling: 1 15/16 in Bore Dia 1, 1 15/16 in Bore Dia 2 - Two-Piece Rigid Shaft Couplings
RULAND MANUFACTURINGTwo-Piece Rigid Shaft Couplings

RULAND MANUFACTURING Rigid Shaft Coupling: 1 15/16 in Bore Dia 1, 1 15/16 in Bore Dia 2

The RULAND MANUFACTURING SPC-31-31-SS is a two-piece rigid shaft coupling with a 1 15/16 in bore diameter on both ends and a round keyed design. It is manufactured by RULAND MANUFACTURING.

SKU 3G-OTH-140977

Also listed as: SPC3131SS · SPC 31 31 SS

Brand
RULAND MANUFACTURING
Item
Rigid Shaft Coupling: 1 15/16 in Bore Dia 1, 1 15/16 in Bore Dia 2
Category
Two-Piece Rigid Shaft Couplings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
SPC-31-31-SS
Type
1 15/16 in Bore Dia 2, Round Keyed

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The RULAND MANUFACTURING SPC-31-31-SS is a two-piece rigid shaft coupling with a 1 15/16 in bore diameter on both ends and a round keyed design. It is manufactured by RULAND MANUFACTURING.

Frequently Asked Questions

What is a RULAND MANUFACTURING rigid shaft coupling used for?

A RULAND MANUFACTURING rigid shaft coupling, such as the SPC-31-31-SS, connects two shafts to transmit torque with zero backlash. It is used in industrial applications requiring precise alignment, like conveyors, pumps, and machine tools, where misalignment must be minimized.

What are the specifications of the RULAND SPC-31-31-SS rigid shaft coupling?

The RULAND SPC-31-31-SS is a two-piece rigid shaft coupling with a 1 15/16 in bore diameter on both ends, round keyed. It is made by RULAND MANUFACTURING and is designed for high-torque, zero-backlash shaft connections in industrial machinery.

Where to buy RULAND MANUFACTURING rigid shaft couplings worldwide?

3G Electric supplies RULAND MANUFACTURING rigid shaft couplings like the SPC-31-31-SS to customers worldwide. We handle full logistics and customs clearance, ensuring reliable delivery for your industrial shaft coupling needs across global markets.

How to select a rigid shaft coupling for industrial use?

To select a rigid shaft coupling, match bore diameters to your shaft sizes and ensure keyway type aligns with your key stock. Consider torque requirements and shaft alignment precision. RULAND MANUFACTURING couplings like the SPC-31-31-SS offer zero-backlash performance for demanding 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.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
RULAND MANUFACTURING Rigid Shaft Coupling: 1 15/16 in Bore Dia 1, 1 15/16 in Bore Dia 2, Round Keyed (MPN SPC-31-31-F)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 15/16 in Bore Dia 1, 1 15/16 in Bore Dia 2, Round Keyed (MPN SPC-31-31-F)
RULAND MANUFACTURING Rigid Shaft Coupling: 1 7/16 in Bore Dia 1, 1 7/16 in Bore Dia 2, Round Keyed (MPN SPC-23-23-SS)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 7/16 in Bore Dia 1, 1 7/16 in Bore Dia 2, Round Keyed (MPN SPC-23-23-SS)
RULAND MANUFACTURING Rigid Shaft Coupling: 1 3/16 in Bore Dia 1, 1 3/16 in Bore Dia 2, Round Keyed (MPN SPC-19-19-SS)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 3/16 in Bore Dia 1, 1 3/16 in Bore Dia 2, Round Keyed (MPN SPC-19-19-SS)
RULAND MANUFACTURING Rigid Shaft Coupling: 1 3/16 in Bore Dia 1, 1 in Bore Dia 2, Round Keyed, Inch (MPN SPC-19-16-F)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 3/16 in Bore Dia 1, 1 in Bore Dia 2, Round Keyed, Inch (MPN SPC-19-16-F)
RULAND MANUFACTURING Rigid Shaft Coupling: 1 7/16 in Bore Dia 1, 1 7/16 in Bore Dia 2, Round Keyed (MPN SPC-23-23-F)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 7/16 in Bore Dia 1, 1 7/16 in Bore Dia 2, Round Keyed (MPN SPC-23-23-F)
RULAND MANUFACTURING Rigid Shaft Coupling: 1 3/16 in Bore Dia 1, 1 3/16 in Bore Dia 2, Round Keyed (MPN SPC-19-19-F)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 3/16 in Bore Dia 1, 1 3/16 in Bore Dia 2, Round Keyed (MPN SPC-19-19-F)

More from RULAND MANUFACTURING

View all RULAND MANUFACTURING parts
RULAND MANUFACTURING Rigid Shaft Coupling: 25 mm Bore Dia 1, 25 mm Bore Dia 2, Round Keyed, Clamp On (MPN MSPC-25-25-F)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 25 mm Bore Dia 1, 25 mm Bore Dia 2, Round Keyed, Clamp On (MPN MSPC-25-25-F)
RULAND MANUFACTURING Rigid Shaft Coupling: 1 1/2 in Bore Dia 1, 1 in Bore Dia 2, Round Keyed, Inch (MPN SPC-24-16-SS)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 1/2 in Bore Dia 1, 1 in Bore Dia 2, Round Keyed, Inch (MPN SPC-24-16-SS)
RULAND MANUFACTURING Rigid Shaft Coupling: 1 1/2 in Bore Dia 1, 1 1/2 in Bore Dia 2, Round Keyed (MPN SPC-24-24-SS)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 1/2 in Bore Dia 1, 1 1/2 in Bore Dia 2, Round Keyed (MPN SPC-24-24-SS)
RULAND MANUFACTURING Rigid Coupling: 3/4 in Bore Dia 1, 14 mm Bore Dia 2, Round Keyed, Two-Piece (MPN MSPC-3/4"-14MM-F)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Coupling: 3/4 in Bore Dia 1, 14 mm Bore Dia 2, Round Keyed, Two-Piece (MPN MSPC-3/4"-14MM-F)
RULAND MANUFACTURING Rigid Shaft Coupling: 1 1/2 in Bore Dia 1, 1 1/2 in Bore Dia 2, Round Keyed (MPN SPC-24-24-F)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 1/2 in Bore Dia 1, 1 1/2 in Bore Dia 2, Round Keyed (MPN SPC-24-24-F)
RULAND MANUFACTURING Rigid Coupling: 5/8 in Bore Dia 1, 14 mm Bore Dia 2, Round Keyed, Two-Piece (MPN MSPC-5/8"-14MM-F)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Coupling: 5/8 in Bore Dia 1, 14 mm Bore Dia 2, Round Keyed, Two-Piece (MPN MSPC-5/8"-14MM-F)
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
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: 1 3/16 in Bore Dia 1, 1 3/16 in Bore Dia 2, Round, Inch (MPN SPX-19-19-SS)
RULAND MANUFACTURING
RULAND MANUFACTURING Rigid Shaft Coupling: 1 3/16 in Bore Dia 1, 1 3/16 in Bore Dia 2, Round, Inch (MPN SPX-19-19-SS)