The government seeks 10 EA of a check valve (NSN 4820012699542) delivered to DLA Distribution Puget Sound within 165 days after date of order. This is a source-controlled drawing item with approved source 09990 5-1385-1. The procurement is an RFQ available via the provided link, and hard copies are not available. Furnished items must meet the drawing cited in the solicitation, and digitized drawings plus military specifications and standards may be retrieved or ordered electronically. All responsible sources may submit electronically quotes that are timely received.