Pump Head Tubing, Compatible with Brand Stenner, Compatible with Grainger Part Number 4NA14, 4NA15, 4NA16, 4VZG6, 4VZG7, 52XH68, 790PL6, 790PM0, Compatible with Manufacturer Model Number 170JL5A1STG1, 170JL5A3STAA, 45MFL5A1SUG1, 45MFL5A3SUAA, 45MJL5A1STG1, 85MFL5A1SUG1, 85MJL5A1STG1, Connection Size 1/4 in, Connection Type NPT, Includes (2) Santoprene #5 Tubes, (4) Ferrules, Material Santoprene, Overall Diameter 1/4 in, Overall Length 10 in, Pressure (Maximum) 25 psi