Pretty sure this adaptor came from some WAVECOM (USA) communications equipment running around 1Ghz
Unfortunately the connector has no markings or ID at all so I will just refer to it as 'generic'
GENERIC (UNIDENTIFIED) - RF Adaptor
SMA Female ~ SMA Female
Straight
Gold plated contact areas
Just 16mm total length (negligible losses introduced)
Good for use from DC up to around 18Ghz
COSMETIC CONDITION:
USED
CLEAN
NO damage to the adapter at all
Now in a sealed clear plastic packet
USED
Exactly as described