This procurement is for 81 units of an inertial navigation item (NSN 6110016858856), which is a source-controlled drawing item with an approved source. Delivery is required within 126 days after order (ADO) to W1A8 DLA Distribution. The items must meet the requirements of the drawing cited in the solicitation, which is available electronically. No budget amount or performance location is specified in the description. All responsible sources may submit electronic quotes for consideration.