HomeVacuum ComponentsFittings and FlangesNPT Fittings and AdaptersKF to NPT, Male KF to NPT, Male Stainless Steel NPT-M pipe adapters are used to convert NW10 to NW50 size ISO-KF vacuum flanges to a male thread NPT pipe connection. Adapt ISO-KF flanges to NPT-M pipe NW10 to NW50 flange sizes 304 Stainless Steel construction Showing all 2 results Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low Added to wishlistRemoved from wishlist 0 Add to compare - 17% ADAPTER, 1/4″ MALE NPT, KF (QF) 40, 304 SS labiedal001 July 28, 2020 Fittings and Flanges, KF Adapters, KF Flange to Male NPT, KF to NPT, Male, NPT Fittings and Adapters $59.99 $49.55 Add to cart Added to wishlistRemoved from wishlist 0 Add to compare - 22% ADAPTER, 1/2″ MALE NPT, KF (QF) 40, 304 SS labiedal001 July 28, 2020 Fittings and Flanges, KF Adapters, KF Flange to Male NPT, KF to NPT, Male, NPT Fittings and Adapters, Vacuum Components $79.98 $62.59 Add to cart