The Navy requires 13 pressure bleed blocks manufactured to Vacco Drawing S3C10012, Part No. S3C10012-01, with a CRES 300 series body and SAE AMS 5643 Condition H1025 stem. These are Special Emphasis/Level I items for a critical shipboard system, requiring hydrostatic testing at 6,750 PSI and leak testing at 4,500 PSI with no leakage or permanent deformation. The contractor must maintain an ISO-9001 or MIL-I-45208 quality system, provide test and material certifications, traceability, and a certificate of compliance, and obtain approval of welding/brazing procedures and personnel before production or repair welding. Non-OEM offerors must identify the OEM and provide a signed distributor authorization letter, and any packaging at a different facility must identify that facility’s name, address, and CAGE. Award will be DX-rated under DPAS, new welding procedure qualification requires at least 72 hours’ notice to DCMA, and a one-year warranty from delivery applies.