48 -- Valve, Check

The contract outlines qualification requirements established by Engineering for a specific check valve item associated with F100 engine models and series, identified by NSN 4820-00-532-9909 and part number 733031. This requirement pertains to items designated as Critical Safety Items, excluding Flight Safety Critical Parts, and is controlled by the Cognizant Engineering Authority or their designee through separate authorization documents that validate the manufacturing qualification standards. Existing approvals for previous revisions remain valid unless superseded by newer authorizations from the same authority. Requests for the Qualification Requirement document must be made in writing directly to The Small Business Office at Tinker AFB, with no telephone requests accepted, and with strict conditions to ensure requests are from the authorized requestor. This is not a solicitation for proposals, and no specific issue or response dates are applicable. The contract is categorized under NAICS code 336412 and is currently posted as a sources-sought notice, indicating an interest in identifying potential suppliers or manufacturers capable of meeting these technical qualifications for this safety-critical check valve component.