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Benefits & Features
  • Provides direct visual observation of process in vessels
  • Welds or bolts on directly to vessel
  • Sizes 1" to 8"
  • 150 lb ASME B16.5 Flanges
W11 Series Style BO Bolt-On Sight Windows
Unit of Measure
Items W11 Series Style BO Bolt-On Sight Windows
W11-BO-10-AAA-BX
Sight Window
W11 Series Style BO Bolt-On Sight Windows
W11-BO-15-AAA-BX
Sight Window
W11 Series Style BO Bolt-On Sight Windows
W11-BO-20-AAA-BX
Sight Window
W11 Series Style BO Bolt-On Sight Windows
W11-BO-30-AAA-BX
Sight Window
W11 Series Style BO Bolt-On Sight Windows
W11-BO-40-AAA-BX
Sight Window
Description N/A Benefits & Features
  • Provides direct visual observation of process in vessels
  • Welds or bolts on directly to vessel
  • Sizes 1" to 8"
  • 150 lb ASME B16.5 Flanges
Series N/A W11
Size N/A 1 in N/A 1-1/2 in N/A 2 in N/A 3 in N/A 4 in
Flange Material (Wetted) N/A Carbon Steel
Gasket Material N/A Neoprene
Lens N/A Tempered Borosilicate
Visible Diameter/Length N/A 1.38 in N/A 2.00 in N/A 2.50 in N/A 3.63 in N/A 4.50 in
Pressure Rating @ 100 ºF N/A 285 PSIG
Pressure Rating @ 250 ºF N/A 245 PSIG
Pressure Rating @ 400 ºF N/A
Cover Material N/A Carbon Steel
Length N/A 6.25 in N/A 7 in N/A 8 in N/A 9.50 in N/A 11.5 in
Width N/A 6.25 in N/A 7.00 in N/A 8 in N/A 9.5 in N/A 11.5 in
Height N/A 7.75 in N/A 8.25 in N/A 8.75 in N/A 9.5 in N/A 9.5 in
Weight N/A 4.6 lbs N/A 7 lbs N/A 11.30 lbs N/A 20.1 lbs N/A 28.9 lbs