SMC, 1/4 in Vacuum Inlet Size, Push to Connect, Vacuum Regulator - 30J548|IRV10-N07BG - Grainger
Hardware kit:Vacuum Control pressure control Regulator valve, Deep Vacuum Gauge with a Tee adapter to 1/4 flare port, and an adapter from 3/8 pump port to 1/2 Barb for milker pulsator hose
AmcareMed Medical Vacuum Regulator | Suction Regulator with Gauge
VMW-240-G-N09 - High Flow Vacuum Regulator - With Gauge, 5/1
Air Pressure Regulator, Pneumatic Vacuum Regulator Compact ‑100 to ‑1.3Kpa Pneumatic Vacuum Pressure Regulator Long Life Span with Dial for Industry: Amazon.com: Industrial & Scientific
Vacuum Regulator, 0 to 30" Hg, 2 cfm Max Capacity from Cole-Parmer
Peterson Fluid Systems - Vacuum Regulator | Dry Sump Solutions
Vacuum Regulator Controller Hardware Kit: Include Vacuum Gauge and Vacuum Relieve Valve for Workshop or Cow Goat Milker Pulsator Pressure Regulation Automation, 1/4 flare | Bucket Milkers & Components
Amazon.com: Jeanoko Pneumatic Vacuum Regulator, Air Pressure Regulator Air Regulator Valve ABS ‑100 To ‑1.3Kpa with Dial for Industry 80 Vacuum Regulator Valve Vacuum Pump Regulator : Industrial & Scientific
Vacuum Regulator & Vacuum Control Valves | Equilibar Precision Control