This procurement is for 27 units of a ring assembly (electric) under NSN 5977014329249, which is a source-controlled drawing item with approved sources. Delivery is required to W1A8 DLA Distribution within 163 days after order. The solicitation is an RFQ available electronically, with no hard copies offered. The items must meet the drawing requirements cited, and digitized drawings and specifications can be retrieved electronically. All responsible sources may submit quotes electronically for consideration.