These are connectors that don't really fit into any other category.
Jameco 172371 SMB Male Crimp-On Connector, Gold Plate, Qty: 3
Regular price $9.00
L90 Headphone Jack, Female, 6.3mm (1/4"), Kunming 7 Solder Lugs
Regular price $2.99
New Cinch Jones 2 Pin Female Socket S302CCT
Regular price $13.00
Neutrik/Rean 1/4" Female TS Panel Jack With Washer/Nut (Qty: 5)
Regular price $6.00