Danfoss counter (locking) screw, code 034L0210 — a factory spare part for the setpoint adjustment on Danfoss KV mechanical pressure regulating valves in the larger body sizes KV 28 and KV 35 (covers the KVP, KVL, KVR, KVD and KVC families in those sizes). The counter screw locks the regulating (setpoint) spindle after adjustment so the set pressure cannot drift under vibration. Supplied by Danfoss as an industrial pack of 48 pieces. Genuine Danfoss service item; verify the host valve body size before ordering. Price on quote.