RULAND MANUFACTURING Shaft Collar: 2-Piece, Inch, Round, Clamp-On, 1 5/16 in Bore Dia
The RULAND MANUFACTURING Shaft Collar is a 2-piece, inch, round, clamp-on stainless steel shaft collar with a 1 5/16 in bore diameter, made from 316 stainless steel (MPN SP-21-ST). 3G Electric interprets customer…
SKU 3G-OTH-132919
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Product Description
The RULAND MANUFACTURING Shaft Collar is a 2-piece, inch, round, clamp-on stainless steel shaft collar with a 1 5/16 in bore diameter, made from 316 stainless steel (MPN SP-21-ST). 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments — and far more — with specialist depth in combustion, pumps and controls as a trust anchor.
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 SP-21-ST shaft collar used for?
The Ruland Manufacturing SP-21-ST is a two-piece, clamp-on shaft collar used to position, secure, or limit components on a shaft. It is commonly applied in industrial machinery, conveyor systems, and automation equipment where precise axial location and corrosion resistance are required.
What are the specifications of the Ruland Manufacturing SP-21-ST shaft collar?
The SP-21-ST is a two-piece, round, clamp-on shaft collar made from 316 stainless steel. It has a 1 5/16 inch bore diameter and is designed for inch-system shafts. This Ruland Manufacturing part provides secure clamping without marring the shaft surface.
Where to buy a Ruland Manufacturing SP-21-ST shaft collar worldwide?
You can source the Ruland Manufacturing SP-21-ST shaft collar through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive genuine components for your application.
How to install a Ruland Manufacturing two-piece shaft collar?
To install the Ruland SP-21-ST, place the two halves around the shaft at the desired position, then tighten the clamp screws evenly to the manufacturer's recommended torque. Ensure the bore is clean and the shaft is free of debris for a secure, non-marring grip.
Used in
Common applications for RULAND MANUFACTURINGRULAND 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.










