Part number 880-020 appears under 4 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.

4220-01-039-1963 — REGULATOR,BREATHING GAS PRESSURE · FSC 4220
5985-01-552-0956 — SLEEVE,ANTENNA SUPPORT · FSC 5985
1680-01-594-9845 — ACTUATOR,ELECTRO-MECHANICAL,LINE · FSC 1680
6515-01-525-3705 — CANISTER ASSEMBLY,SUCTION,SURGIC · FSC 6515