The Department of Homeland Security, specifically the U.S. Coast Guard (USCG), is soliciting quotations for the purchase of eighty (80) units of Bearing, Plain, Self, under solicitation number 70Z03826QK0000003. This procurement is a total small business set-aside, aimed at acquiring commercial items that are critical for USCG aircraft operations, with an optional quantity of up to an additional eighty (80) units potentially required. Interested vendors must adhere to strict quality assurance standards and comply with various Federal Acquisition Regulation (FAR) clauses, with delivery expected within ninety (90) days after receipt of order. Quotations are due by December 29, 2025, at 2:00 p.m. Eastern Time, and should be submitted via email to Samuel J. Ownley at samuel.j.ownley2@uscg.mil, referencing the solicitation number in the subject line.