Sightglasses for Tri-Clamp Openings

  • Sanitary sight glass that mounts to tri-clamp connections
  • One-piece design
  • Borosilicate glass (DIN7080) fused to metal ring (Duplex Stainless Steel 1.4462)
  • Use as a view port and/or light port
  • 10 Ra finish standard
  • Electropolished finish (optional)

Size D1 D2 H
Tri-Clamp Size in mm in mm in mm
1/2" & 3/4" 0.39 10 0.71 18 0.41 10.5
1" & 1-1/2" 0.98 25 1.61 41 0.28 7
2" 1.18 30 2.05 52 0.28 7
2-1/2" 1.38 35 2.72 69 0.39 10
3" 1.57 40 2.99 76 0.39 10
4" 2.17 55 4.02 102 0.47 12
6" 2.87 73 5.98 152 0.63 16
8" 3.94 100 7.80 198 0.63 16
10" 4.72 120 9.65 245 0.71 18
12" 5.51 140 11.81 300 0.79 20


Slotted Sightglasses

1.5" slotted sightglass for easy attachment of a cordless tank illuminating device. 4˝ slotted sightglass allows for viewing with the light attached.


Cordless Tank Illuminating Device

  • Detachable, high performance 120 lumens - LED Cordless Tank Illuminator
  • 316L construction making it corrosion and moisture resistant
  • Includes two CR123 3V batteries