D-398 OVHL TIME LINE.xls

The file D-398 OVHL TIME LINE.xls is a project timeline for a Caterpillar D-398 ship service diesel generator overhaul for the USCGC BEAR. The timeline spans 42 days, detailing sequential work phases including test run, tag out and drain fluids, electrical and mechanical separation, tear down, parts cleaning, line bore inspection, rebuild, fluid refill, generator attachment, and comprehensive testing.

The associated federal contract opportunity (Solicitation Number 52000QR250020289) is a small business set-aside solicitation issued by the US Coast Guard Surface Force Logistics Center for a Caterpillar D-398 engine overhaul kit and line bore inspection. Key requirements include delivering a complete OEM component kit to Portsmouth, VA during the week of 11 May 2026, conducting a crankshaft line bore inspection on 16-17 June 2026, and returning core parts approximately 75 days after kit delivery. Quotes are due by 04 August 2025 at 9 AM EST, with award anticipated on a firm-fixed price basis to the most advantageous and best-value responsible contractor. Only Caterpillar Authorized Parts & Service Center products are acceptable, and vendors must provide a Letter of Authorization from the original equipment manufacturer.