NSN 5306-01-317-4318, BOLT, CLOSE TOLERANCE - 40A / HELICOPTER, BLACK HAWK UH-60A, UH-60L, HH/UH-60M, UH-60V

The Defense Logistics Agency Aviation is conducting market research to identify qualified manufacturers (or legitimate source holders) for a close‑tolerance bolt (NSN 5306-01-317-4318) used on UH‑60 Black Hawk helicopters. The agency currently lists two approved sole‑source manufacturers and invites interested firms to submit a Source Approval Request (SAR) package demonstrating capability to meet or exceed the existing quality standards. Responses are voluntary, no funds are available for preparation, and the deadline for capability statements is August 11 2026 (updated to October 13 2026 in the solicitation). Interested parties should monitor the new solicitation number SPE4A627R0028 for future updates. • Required item: BOLT, CLOSE TOLERANCE, NSN 5306‑01‑317‑4318 for UH‑60 series helicopters. • Current approved suppliers: AVIBANK MFG., INC. (P/N AS616‑102) and SPACE‑LOK, INC. (P/N SLB163‑102). • Vendors must submit a SAR package demonstrating ability to manufacture or obtain the part to equal or better quality; submissions are voluntary and not offers. • Deadline for capability packages: October 13 2026 (23:59 EST). • Future updates will be posted under solicitation SPE4A627R0028.