Rebuild kit for PAPAILIAS 1" 150# NW-RF [Flanged], NW-BW [Weld Neck] and NW-FT [Threaded Flange] style sight glasses with EPDM Elastomer Seal Gasket and Tempered Soda Lime glass lens. All Rebuild kits are supplied with the following:[Qty: 1] Lens, Tempered Borosilicate Glass [≤500°F][Qty: 1] Seal Gasket, EPDM Elastomer [≤300°F][Qty: 1] Inorganic Fiber Lens CushionsAll instruction must be read and understood thoroughly before attempting any installation, operation or maintenance. Failure to follow any instruction could possibly result in a malfunction of the sight glass and/or glass breakage with resulting sudden release of pressure causing serious personal injury and/or property damage.ALWAYS WEAR SAFETY GLASSES WHEN INSTALLING OR SERVICING OR OPERATING A SIGHT GLASS.
