FISHER 133L,133H,133HP Regulator Repair Kit R133HX00012 DN50 Diaphragm Seals
Product Overview
Fisher repair kit R133HX00012 is the standard spare parts package for Fisher Types 133H, 133L and 133Z spring-loaded diaphragm regulators. The kit bundles the key soft parts (items 2, 4, 6, 10, 15, 17, 19, 24, 28, 32 and 40) needed to reseal a DN50 regulator during scheduled maintenance.
Key Features
One kit covers Types 133H, 133L and 133Z regulators
Contains diaphragm, o-rings, gaskets, seat ring and bushings
Nitrile (NBR) elastomers suitable for natural gas and LPG
DN50 (2 inch) body sizes in cast iron or steel
Original Fisher packaging with cure date for traceability
Typical Applications
Applied to service regulators on medium and low pressure gas networks, LPG vaporizer outlet control and commercial metering sets where 133L and 133H regulators operate from inches water column up to 60 psig settings.
Selection Guide
For 133HP regulators confirm the spring range, as higher pressure versions use different soft parts. Send the regulator nameplate data for a confirmed kit match before dispatch.










