The 4691-0 is a black Banana Jack to 22AWG Pin Test Adapter, ideal test adapter for rapid testing of the hard-to-get to sockets of multi-socket connectors. Banana jack is made of brass with bright tin plated finish and polyvinyl chloride (PVC) insulation. Pin is made of brass with gold plated over nickel finish.
Flexible tip allows testing of adjacent contacts
Full insulation protects against shorting or contact damage