4510-01-561-5009 (F232194)
NSN 4510-01-561-5009 (NIIN 01-561-5009) is a flush valve vacuum breaker in Federal Supply Class 4510, Plumbing Fixtures And Accessories — an item specifically designed to fit any type of flush valve in plumbing line for preventing back-syphonage to supply system from plumbing fixture. Manufacturer part number F232194; also referenced as F232194 PG 41 REF 27, F603031 (Alliance Laundry Systems LLC).
NIIN assigned March 2008; DEMIL A (none required); unit of issue EA (each), $48.80 gov standard price; export Schedule B 8481.90.9090.