This is a NAVSUP WSS Mechanicsburg requirement for a Bonnet built to Naval Ship Systems Command Drawing 845-4558758, Item 2A, from MIL-C-15726 Alloy UNS C71500 with mechanical properties per General Note 10. The item is SPECIAL EMPHASIS/Level I (SUBSAFE) material for a crucial shipboard system, requiring higher-level inspection, an ISO-9001 quality system with ISO-10012/ANSI-Z540.3/ISO-17025 calibration, traceability, certifications, welding/brazing qualification, configuration control, and mercury-free compliance. The procurement is a total small business set-aside under Emergency Acquisition Flexibilities, will be awarded bilaterally requiring contractor written acceptance, and will be a DO/DX-rated DPAS order with past performance considered. Performance is at the contractor’s facility/subcontractor facilities with Government quality assurance at source; new welding procedure qualification requires at least 72-hour advance notification to DCMA, and the warranty is one year from delivery.