The government seeks 9 EA of a check valve under a source-controlled drawing, with approved source 99240 2S6172. Delivery is to DLA Distribution San Diego by 151 days after order. The requirement is an RFQ available via the provided link, and hard copies are not available. Furnished items must meet the cited drawing, and digitized drawings and military specifications/standards may be retrieved or ordered electronically. Quotes must be submitted electronically.