RP4A 2½ – 6. Modification Overview Production of the RP4A series began in 2008. Production of the RP4A series began in 2008. A Lead free version (4ALF)
RP4AN 21/2 – 6. Modification Overview Production of the RP4AN series began in 2008. Production of the RP4AN series began in 2008. The 4AN indicates an.
Claval PRV TM-90-01
950 2½”-10”
975 2½”-10”
350, 350A 2½”-12”. Modification Overview Production of the 2½ - 10” sizes began in 1998. Production of the “A” models began in 2004. This Indicates.
475, 475V 2½”-3”
375, 375XL ¾”-1”
975, 975XL ¾”-2”
825, 825Y, 825YD 21/2”-10”
774 2½”-12”
825, 825Y, 825YD 21/2”-10”. Modification Overview 825- (1975-1988) Cast iron body- Threaded in seats- Internal check parts are epoxy coated iron. Old.