The Blue Seimitsu PS-14-DN has a threaded solid color body with a solid matching plunger.  

The Seimitsu PS-14-DN has a threaded solid color body with a solid plunger. This button can be used not only in candy cabinets or fight sticks with a thin control panel but also can be used in a thicker control panel that is over 1/4" thickness.

Button Specification:

• Solid rim, Solid color plunger
• Diameter: 24 mm (0.945 inch)
• Overall diameter: 27 mm (1.063 inch)
• .110 quick connects
  
• Used most commonly for Start, Select, Home action buttons and Hit Boxes
• Button, locking nut and microswitch included
• Screw-in Button

Microswitch Specification:

• Product Name: MM9-3
• Manufacturer: Tokai Tushinkizai (東海通信器材株式会社)
• Operating force: 100 ± 30g
• Stroke distance to Operating Position: 2.5 ± 0.3mm
• Bounce back to Free Position: Less than 10mSec
• Mechanical Endurance (Lifespan Cycle): Over 2,000,000 times