RULAND MANUFACTURINGStainless Steel Shaft Collars

RULAND MANUFACTURING Shaft Collar: 2-Piece, Inch, Round, Clamp-On, 1 15/16 in Bore Dia

The RULAND MANUFACTURING Shaft Collar is a 2-piece, inch, round, clamp-on stainless steel shaft collar with a 1 15/16 in bore diameter, made from 316 stainless steel (MPN SP-31-ST). It is designed for secure shaft…

SKU 3G-OTH-132917

Also listed as: SP31ST · SP 31 ST

Brand

RULAND MANUFACTURING

Item

Shaft Collar: 2-Piece, Inch, Round, Clamp-On, 1 15/16 in Bore Dia

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

SP-31-ST 

Type

Inch, Round, Clamp-On, 316 

Bore Dia

1 15/16 in 

Technical Documents

No technical documents available for this product.

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is a Ruland Manufacturing 2-piece shaft collar used for?

A Ruland Manufacturing 2-piece shaft collar is used to position and secure components on a shaft without marring the surface. It is commonly applied in industrial machinery, conveyor systems, and automation equipment where precise axial location and easy installation are required.

What are the specifications of the Ruland SP-31-ST shaft collar?

The Ruland SP-31-ST is a 2-piece, inch, round, clamp-on shaft collar made from 316 stainless steel. It has a bore diameter of 1 15/16 inches. This model is designed for corrosion resistance and secure clamping in demanding environments.

Where to buy a Ruland SP-31-ST shaft collar worldwide?

You can source the Ruland SP-31-ST shaft collar worldwide through 3G Electric. We handle full logistics, customs clearance, and delivery to global destinations. Contact us for availability and lead time on this part.

How to install a Ruland 2-piece clamp-on shaft collar?

To install a Ruland 2-piece clamp-on shaft collar, place the two halves around the shaft at the desired position. Insert and tighten the screws evenly using a hex key until the collar is secure. Avoid over-tightening to prevent shaft damage. Always verify alignment before final tightening.

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 stainless steel shaft collars. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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