The Navy Supply Command Fleet Logistics Center Puget Sound is conducting market research to identify vendors capable of supplying 36 specific OEM Entwistle Company spring cartridge parts for the USS San Diego. This is a Sources Sought notice only, not a request for quote, and responses are voluntary. The NAICS code is 336611 with a small business size standard of 1,300 employees. No budget, performance location, or submission timelines are specified in this announcement.