The government seeks a source-controlled drawing item, Coupling Assembly, Tube (NSN 4730012009486), with an approved source of 79326 W991-28CE, quantity 50 EA. Delivery is to W1A8 DLA Distribution and is required within 136 days after date of order (ADO). The solicitation is an RFQ available via the provided link, and hard copies are not available. Furnished items must meet the cited drawing requirements, and digitized drawings and military specifications/standards may be retrieved or ordered electronically. All responsible sources may submit an electronic quote for timely consideration.