The government is procuring 6,746 self-locking extended nuts (NSN 5310009646781), a source-controlled drawing item with approved sources including R399P2, BH00191-4, and 119FW428. Delivery is to DLA Distribution Depot Oklahoma by 161 days ADO. The solicitation is an RFQ available only through the provided link, with hard copies not available and quotes required electronically. Furnished items must meet the drawing cited in the solicitation, and digitized drawings/military specifications may be retrieved or ordered electronically. All responsible sources may submit a quote, which will be considered if timely received.