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Art 1970s16 bz lift check scwd


Art. 1970s16 Valvola di ritegno PN20 con corpo in bronzo 85.5.5.5 e disco metallico , estremità filettate GAS o NPT 


Art. 1972s16 Valvola di ritegno PN20 con corpo in bronzo 85.5.5.5 e disco in PTFE, estremità filettate GAS o NPT


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Art. 1970s16 Lift check valve, PN20, body bronze 85.5.5.5 , metal disc, screwed ends BSPP or NPT 


Art. 1972s16 Lift check valve, PN20, body bronze 85.5.5.5 , PTFE disc, screwed ends BSPP or NPT