Danfoss weld-on tailpiece set (2 pcs) (003H6913) — genuine Danfoss accessory for the AV-range self-acting pressure, differential-pressure and flow controllers (AVP/AVPB/AVPQ/AVQ/AVQM/AVQT and related) and VM/VG globe valves. Weld-on connection tailpieces (union-nut to valve, butt-weld end to steel pipe). Nominal size DN 50; pressure class PN 25 (25 bar); valve-side union nut G 2 1/2. OEM designation "Tailpiece weld-on PN25 DN50 (G21/2)". Supplied as a pair (packing quantity 2 pcs). Net weight 1.352 kg; gross weight 1.352 kg. Contains lead per the REACH candidate list. OEM P/N 003H6913. Technical data quoted verbatim from store.danfoss.com (code 003H6913). Used in commercial refrigeration, provision-room cooling and reefer plant rooms across HFC, HFO and CO2 (R744) refrigerants.