This procurement is for 15 each of a vehicular heater, NSN 2540015806273, delivered to DLA Distribution within 165 days after order. The item is source-controlled by drawing, with approved source 62534 R-5760-3, and furnished units must meet the cited drawing requirements. The solicitation is an RFQ available through the provided link; hard copies are not available, but digitized drawings and military specifications/standards can be retrieved or ordered electronically. All responsible sources may submit quotes electronically for consideration.