H3178 1/4" NPT Female Plug   See larger image and other views  Your Price:** $0.99 Customers who purchased this item also purchased: H3175 1/4" NPT Female Quick Coupler $2.95 H3275 1/4" x 25' Coil Hose $2.95 Description 1/4" NPT Female Plug fits H3175 Quick Coupler. Solid brass construction resists corrosion. Fits H3175 and H3176 Quick Couplers. See page 208 of our 2008 Grizzly Catalog! See similar items in: > Home > Air Accessories > Fittings & Couplers Final prices will include state sales tax for items shipped to WA, MO, or PA. Shipping charges for items not shipped via truck freight will be added according to our shipping rates.