K-T Industrie's 2-Piece Industrial 1/4" Coupler/Nipple Set provides durable, high-performance connectivity for demanding pneumatic applications, featuring one 6-5106 1/4" NPT female coupler and one 6-5101 1/4" NPT male nipple. Fully interchangeable with most Industrial Series couplers and plugs from other manufacturers, this set is built with zinc-plated solid brass bodies and sleeves, stainless steel springs, hardened steel locking balls and valves, and reliable Buna-N seals for long-lasting, leak-resistant operation. The plated steel plug includes hardened wear points, and the precision-machined bar stock construction enhances resistance to mechanical shock, making this set a dependable choice for rugged shop, garage, and industrial environments. | K-T Industries 2-Piece Industrial 1/4'' Coupler/Nipple Set