Overview Product Description 236863 New-No Box; Griffco RK001 Parts Kit; 1/4"-1/2"; PTFE Diaphragm; 150 PSI; . Item is New; unused; no factory packaging. Austin Surplus SKU: 236863 Location: GRG-R20-P20-S04-A-0005706 Product Videos Custom Field MPN RK001 Product Reviews