Line Service Valve, 5/16 in OD Tube, with Plain Cap
https://durodyne.com/product/line-service-valve-5-16-in-od-tube-with-plain-cap/
VALVE,LINE,SVCE,5/16 IN,5/16 IN,TUBE
KEY,THERMOSTAT,UNIV
BELT,V,0.50 IN W,25 IN L,0.31 IN H
BELT,V,COG,0.66 IN W,84 IN L,0.42 IN H
GLASS,SIGHT,5/8 INX5/8 IN
BLADE,CONDENSER FAN,7 IN,AL,5,20°,CW
TUBING,CAPILLARY,0.028 IN,0.071 IN,10 FT
GLASS,SIGHT,1/4 INX1/4 IN, ODM
BELT,V,0.66 IN W,147 IN L,0.42 IN H
BELT,V,0.50 IN W,55 IN L,0.31 IN H