TThe SparkFun COM-11840 LED Holder - 5mm
These plastic LED holders have a black finish and only need the LED and the holder to be snapped into place easily and effectively, no screwing anything into place. These LED holders accept a 5mm LED and mount into an 19/64" diameter hole.
 
    
             
 
 
 
 
 
 
 
 
  
 