Found 4 alternatives for 1738033-1 by TE Connectivity Aerospace, Defense and Marine. Coaxial Connectors Rf Terminators — Bulk,Box.
CONN TERMINATOR PLUG BNC 50OHM
CONN TERMINATOR PLUG BNC 50OHM
CONN TERMINATOR JACK N 50OHM
CONN TERMINATOR PLUG BNC 50OHM