Professional Two Stage VTS 250, Oxygen, 540, 9/16-18 UNF (M), 40 PSIG
- Delrin insert bushing for durability, easier adjusting.
- Die-forged brass spring housing cap provides greater strength and durability.
- Stainless steel diaphragm gives accurate long lasting service.
- Stem-type seat mechanism inlet pressure aids in sealing.
- Stainless ball in key for easy adjustment.