Model 145A2 V-Ring Excluder Seal, Nitrile, 17.920-19.890 inch Shaft, 0.656 inch Cross-section, 0.781 inch Width

21750-0475
  • Shipping Weight: 0.796 lbs
  • Style/Model: Model 145A2
  • Shaft Size/Range (inch): 17.920 - 19.890
  • Shaft Size/Range (mm): 455.17 - 505.21
  • Lip Material: Nitrile
  • Configuration Type (Seals): Single Lip
  • ADI/TSE Free: No
  • API 589 Compliant: No
  • API607Compliant: No
  • API622Compliant: No
  • Approximate Assembled Width (inch): 0.781
  • Approximate Assembled Width (mm): 19.84
  • Assembled Cross-Section (inch): 0.656
  • Assembled Cross-Section (mm): 16.66
  • Assembled Width Tolerance (inch): 0.156
  • Assembled Width Tolerance (mm): 4
  • DFARS Compliant: No
  • Fire Safe API 6FB: No
  • Heel/Clamp Height (inch): 0.500
  • Heel/Clamp Height (mm): 12.70
  • KTW Compliant: No
  • Lip Base Material Abbreviation: NBR
  • Lip Base Material Name: Nitrile
  • Max Face Bore (inch): Shaft + .391 inch
  • Max Face Bore (mm): Shaft + 9.9 mm
  • Max Temperature (C): 93
  • Max Temperature (F): 200
  • Min Face Diameter (inch): Shaft + 1.750 inch
  • Min Face Diameter (mm): Shaft + 44.5 mm
  • NSF® 61 Certified: No
  • Overall Free Width (inch): 0.969
  • Overall Free Width (mm): 24.61
  • Oxygen Service: No
  • REACH Compliant: No
  • RoHS Compliant: No
  • Split or Solid: Solid
  • Standard/Special: Standard
  • UPC Code: 717744555252
  • USDA Approved: No
  • USP VI 661 Compliant: No
  • USP VI 87 Compliant: No
  • USP VI 88 Compliant: No
  • Primary Dimensional Unit of Measure: Imperial
  • Shaft Contact Width (inch): 0.563
  • Pressure Max (psi): Ambient
  • Pressure Max (bar): Ambient
  • Shaft Contact Width (mm): 14.30
  • Shaft Min Size (inch): 17.920
  • Shaft Max Size (inch): 19.890
  • Max Shaft Surface Speed (meter/sec): 25.4
  • Shaft Min Size (mm): 455.17
  • Shaft Max Size (mm): 505.21
  • Max Shaft Surface Speed (feet/min): 5000

Model 145A2 is a solid design face-type excluder seal designed for 0.781 ±0.156" (19.8 ±3.9 mm) assembled width.

  • Overview

Features and Benefits:

  • High-speed service
  • Designed for 0.781 +/- 0.156in (19.8 +/- 3.9 mm) assembled width.