Part number 4218.1 appears under 3 stock numbers

Manufacturers reuse part numbers across items. Each stock number below is its own federal item record — pick the one your drawing or solicitation cites.

5915-01-441-7054 — FILTER,RADIO FREQUENCY INTERFERE · FSC 5915
6635-01-450-9776 — TOP ROD AND HANDLE,PENETROMETER · FSC 6635
3040-01-328-1160 — CYLINDER ASSEMBLY,ACTUATING,LINE · FSC 3040