Please refer to the following.
ASP
Anritsu standard plug
ANP
Miniature plug
W
Without plug
WT3 , WT4 , WT5
Spade terminal for φ3-φ5mm
WC3 , WC4 , WC5
Ring terminal for φ3-φ5mm
ANJY3 , ANJY4
Spade terminal for φ3-φ4mm (made of thermocouple)
ANJC3 , ANJC4
Ring terminal for φ3-φ4mm (made of thermocouple)
WA
Sheathed banana plugs
