All Categories > Spare Parts     Spare Parts Click on a Product to view details. Rebuild Kits - Series FIF 150# Flanged Sight Flow Indicators (30) Rebuild Kits - Series LIF 150# Flanged Full View Sight Flow Indicators (18) Rebuild Kits - Series FIS 150# Threaded Sight Flow Indicators (18) Rebuild Kits - Series NW 150# Weld Pad Style Sight Glasses (36) Rebuild Kits - Series NW-RF, NW-BW & NW-FT 150# ANSI Style Sight Glasses (42)