Some items from this specific schematic: Cushion *nh114mu*, Cushion A*b-116m*, Collar, Cushion, Cush.rr*g-109* (jdm).
With a quantity of four pieces, the Washer,sprkt Sett is the most used part in the F-21 diagram.
The F-21 assembly is constructed from several parts from which the Cush.rr*pb-66* (jdm) is the most expensive.