81529004,RESTRICT .4MM IN-LINE FIXED FLOW
81529005,RESTRICT .5MM IN-LINE FIXED FLOW
81529006,RESTRICT .6MM IN-LINE FIXED FLOW
81529007,PNEUM FLOW RESTRICT UNIDIRECT
81529008,PNEUM FLOW RESTRICT UNIDIRECT
81529010,PNEUM FLOW RESTRICT UNIDIRECT
81529014,FLOW RESTRICT ONE-WAY FREE HANG
81529016,FLOW RESTRICT ONE-WAY FREE HANG
