1/8" NPT to 1/2" Hose OD Pneumatic Air Quick Push to Connect Fitting - TEMCo Industrial
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1/8" Quick Connect: Anderson Manufacturing Company, Inc.
RIH Pneumatics Male Straight Thread Push to Connect Fittings Push in Fittings Quick Connect Air Fitting(1/4"OD x 1/8"NPT, 10pcs) - Walmart.com
Pneumatic Gas Air Hose Quick Coupler Connector Fitting For 4mm ID X 6mm OD Plastic Tube