This proposed procurement is for NSN 3110003648114, an annular ball bearing, across 15 line items totaling 250 units (17 each for most lines and 12 for line 0006). All items are to be delivered to FB2029 OO ALC DDHU CNTRL RCV by 176 days after date of order. The item is source-controlled to drawing part 571-9412-51, with approved sources 25583, 50294, and 70854, and furnished items must meet the cited drawing requirements. The solicitation is an RFQ available via the provided link; hard copies are not available, but digitized drawings and military specifications/standards may be retrieved or ordered electronically. All responsible sources may submit quotes electronically.