PUR-GARD® Bearing Isolator/Labyrinth Seal, Flangeless, Narrow Width, 316SS, 1.250 inch Shaft, 2.500 inch Bore, 0.374 inch Width

28611-4493
  • Style/Model: PUR-GARD
  • Configuration Type (Isolators): Flangeless, Narrow Width
  • Compliances/Standards: FDA Compliant, IP65 Rating
  • Material: 316SS
  • Stator Material: 316SS
  • Rotor Material: 316SS
  • Shaft Size (inch): 1.250
  • Shaft Size (mm): 31.75
  • Split or Solid: Solid
  • Bore Size (inch): 2.500
  • Bore Size (mm): 63.50
  • Width (inch): 0.374
  • Width (mm): 9.50
  • ABS Certified: No
  • ADI/TSE Free: No
  • API 589 Compliant: No
  • API607Compliant: No
  • API622Compliant: No
  • Axial Motion (inch): +/-0.015
  • Axial Motion (mm): +/-0.38
  • Compliances: FDA Compliant, IP65 Rating
  • DFARS Compliant: No
  • FDA Compliant: No, Yes
  • Fire Safe: No
  • Flange Exists: No
  • KTW Compliant: No
  • Max Temperature (C): 204
  • Max Temperature (F): 400
  • Min Temperature (C): -30
  • Min Temperature (F): -22
  • Misalignment Tolerance (inch): +/-0.010
  • Misalignment Tolerance (mm): +/-0.25
  • NSF® 61 Certified: No
  • ORing Material: DETECTOMER
  • Oxygen Service: No
  • Primary Dimensional Unit of Measure: Imperial
  • REACH Compliant: No
  • RoHS Compliant: No
  • Standard/Special: Standard
  • Unitizing Ring Material: TUF-STEEL
  • USDA Approved: No
  • USP VI 661 Compliant: No
  • USP VI 87 Compliant: No
  • USP VI 88 Compliant: No
  • Pressure Max (psi): Ambient
  • Pressure Max (bar): Ambient
  • Max Shaft Surface Speed (meter/sec): 60.9
  • Max Shaft Surface Speed (feet/min): 12,000

PUR-GAR® bearing isolators offer the ultimate rotating equipment sealing solutions for the food processing industry. Manufactured with materials that are FDA compliant, metal detectable and x-ray inspectable while utilizing a patented IP66 design, PUR-GARD® is a revolutionary seal that combines improved safety and overall process purity with cost savings through extended equipment and bearing life.

  • Overview

Features and Benefits:

  • Patented labyrinth design provides bearing protection even in the most challenging environments, extending the life of rotating equipment
  • Unitized construction will not come apart during installation 
  • IP66 in most common design configurations
  • Non-contacting design reduces shaft drag and energy consumption
  • Available in a broad range of configurations
  • Substantially reduced installation time - NO ARBOR PRESS NEEDED
  • No metal-to-metal contact
  • Metal detectable and x-ray inspectable
  • 316 stainless steel stator and rotor
  • Patented DETECTOMER® FKM o-rings

Typical Applications:

  • Rotating equipment (pumps, motors, gearboxes) exposed to heavy wash down and/or zone 1 and 2 applications