Wheaton Science Products W220991 Borosilicate Glass Jug with Black Phenolic PE Cone Lined Cap, Clear, 2000 mL Capacity (Case of 6)

Foot Valve with Filter 1" NPT, Stainless Steel Bottom Spring Vertical Check Valve to Filter Impurities, Prevent Backflow of Media for Water Pump, Irrigation, Industrial Piping System

Boltigen 2PCS Solid Brass Spring Check Valve, 1/2 Inch NPT Female Thread Non-Return One-Way Horizontal and Vertical In-Line Water Valve for Well, Pump, Tank, Backflow Preventer

3-Port Brass Air Compressor Check Valve - Heavy-Duty Pneumatic Replacement Part with Leak-Proof Design for Central Pneumatic Compressors, Industrial Repair

Foot Valve with Filter 3/4" NPT, Brass Bottom Valve, Non Return Spring Vertical Check Valve to Filter Impurities, Prevent Backflow of Media for Water Pump, Irrigation, Industrial Piping System DN20

Zonon 2 Pcs 3/4 Inch Check Valve One Way Brass Non Return in Line Check Valve with Backflow Prevention NPT Male in FNPT out for Garden Hose Well Pumps Irrigation Systems Chemical Industry

Boltigen Stainless Steel 304 1/2" NPT Spring Check Valve, 1000 PSI, -20C to 200C, Industrial Check Valve, 2 Ports, NPT Connections

Foot Valve with Filter 1-1/4" NPT, Brass Bottom Valve, Non Return Spring Vertical Check Valve to Filter Impurities, Prevent Backflow of Media for Water Pump, Irrigation, Industrial Piping System DN32

304 Stainless Steel Check Valve, 3/8" NPT Male x Female, One-Way Non-Return Backflow Prevention with PTFE Tape Industrial Grade