Female Coupler This item was sourced on www.MFG.com as one of the items in an RFQ in USA for Fittings Buyer is in search of a 1/4" female coupler. Looking for a product that is equivalent to McMater-Carr, PN 50785K273. Part Part Number: 50785K273 Material: Material Grade: Technical Specifications Category:Fittings Dimensions0.0 x 0.0 inch Annual Usage:100.0 Get quotes online for manufacturing services at MFG.com from machine shops, fabricators, job shops and contract manufacturers. MFG.com connects buyers and suppliers when the buyer has a need and the supplier has the right expertise and capacity. MFG.com analyzes all engineered parts and RFQs for improved manufacturability and to ensure quality and a quick quoting experience. Fittings: Standard fittings are used to connect hoses, tubes and pipes to each other or other parts.