4530-01-310-3199 (52 555734414162129424752)
NSN 4530-01-310-3199 (NIIN 01-310-3199) is an air valve assembly in Federal Supply Class 4530, Fuel Burning Equipment Units. Manufacturer part number 52 555734414162129424752; also referenced as 5557344, 5557344 14,16-21,29,42,47,52, D-3-268 (Todd Combustion Inc).
NIIN assigned November 1989; DEMIL A (none required); unit of issue AY (assembly), $875.62 gov standard price.