The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting bids for the procurement of autocollimators and similar replacement parts for repair and modification purposes. This procurement is essential for maintaining the operational readiness and precision of military aircraft, as these components are critical in ensuring accurate alignment and calibration. Interested vendors can reach out to Erin E. Dolan at 215-697-2995 or via email at ERIN.E.DOLAN11.CIV@US.NAVY.MIL for further details regarding the solicitation process. The opportunity falls under the NAICS code 332710, which pertains to machine shops, and the PSC code 4920, related to specialized equipment for aircraft maintenance and repair.