The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of 83 units of a ball bearing, identified by NSN 3110015077958. This solicitation is a source-controlled drawing item, and interested vendors must meet the specifications outlined in the drawing, with approved sources listed as 78118 5909950 and 99167 5909950. The items are critical for various defense applications, and the delivery is required at the DLA Distribution Depot in Oklahoma within 171 days after order placement. Quotes must be submitted electronically, and any inquiries should be directed to the buyer via email at DibbsBSM@dla.mil, as hard copies of the solicitation are not available.