Catalog Pages
  • Institutional: PGS40400ZN-TPR33(GG)-TL
  • Institutional: PGS60120ZN-PNU21(KG)
  • Institutional: PGS40748ZN-TPU22(BG)

The Shepherd Institutional Series is our most expansive medium duty product line. Constructed of high strength steel for added durability, the Institutional Series is bound to meet any of your medium duty mobility needs. With a large variety of size, wheel, fastening, and brake options to choose from, you will be sure to find the perfect caster for your application.

  • Constructed of high-strength steel for added durability
  • Raceway dust cap for increased caster life and performance
  • NSF-approved (less tread guard)
  • Dual ball bearing raceway
  • Durable zinc finish
  • 3/8″ diameter nut and bolt axle
  • Full and partial thread guard options help prevent debris from entangling wheel

Institutional Tread Table

Polyolefin Wheels

Institutional PolyolefinThe most economical hard tread wheel solution, Polyolefin wheels are non-marking and resistant to frequent wash-downs, oil, grease, cleaning solutions, and most chemicals. They have high-impact strength in a lightweight injection molded construction. These wheels have a temperature range of -20° to 180° F.

Soft and Hard Rubber Wheels

Institutional Hard/Soft RubberSoft rubber wheels combine a soft tread on a hard rubber core, offering quiet movement, a cushioned ride, and added floor protection. Hard rubber wheels provide higher load capacities and impact resistance. Both types are resistant to most chemical and oils, and have a temperature range of -40° to 160° F.

MonoTech – DONUT and Flat

Institutional MonoTechMonoTech wheels provide ultimate floor protection, and a quiet, cushioned ride. They roll over obstacles with ease and will not flat spot. Excellent on any floor type, MonoTech wheels reject floor debris, including metal shavings and glass. Donut tread wheels provide easier rollability and maneuverability. Their temperature range is -45° to 180° F.

Thermoplastic Rubber

Institutional TPRThermoplastic Rubber (TPR) wheels are a better alternative to standard rubber wheels. Non-marking, and floor-protective, the tread is chemically bonded to the core, and is resistant to chemicals and oils, and ideal for wash-down applications. The temperature range is -40° to 180° F. TPR wheels can be manufactured in a variety of special colors; please consult the factory for minimums and details.

Polyurethane – Grey, Blue

Institutional TPUOur Themroplastic Urethane (TPU) wheels consist of a high-grade urethane tread mechanically interlocked to a polyolefin core. The Urethane offers extended wear and excellent floor protection. Highly resistant to chemical and oils, the TPU wheels handle higher load ratings and provide excellent durability. Their temperature range is -40° to 180° F.


Institutional ViporVipor Wheels are made from a specialized material which provides excellent abrasion resistance with a very high-tech look. They are resistant to chemicals and oils.


Institutional PneumaticPneumatic wheels are shock-absorbing to reduce vibration and protect equipment and cargo. They offer a smooth ride indoors and outdoors, and will roll over obstacles, thresholds, and uneven surfaces with ease. The standard tire pressure is 90PSI.



Institutional No-MaticNo-Matic wheels have a pneumatic look and feel, without the maintenance and risk of flat tires. Capable of absorbing shock, these will roll over obstacles, thresholds, and uneven surfaces with ease. They are available in a non-marking grey tire.



Zinc plating is the standard finish. Optional finishes are available; consult factory for more information.


Standard Fastening options include:

  • Threaded Stem
  • Grip Ring Stem
  • Expanding Adaptor Stem (for usage in round or square tubes)
  • Top Plates
  • Hollow Kingpin (accepts 1/2″ diameter bolts).

Additional fastening sizes are available; please consult factory for details.

  • Store Fixtures
  • Storage Equipment
  • Utility Carts
  • Institutional Equipment
  • Food Service
  • Material Handling Equipment
  • Hospitality Carts

Institutional Catalog Pages

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