PRIER's 630-7755 wall hydrant service kit includes all wear parts on the old style Mansfield 300, 400 and 500 series stems and the original style PRIER 300 and 400 series stems along with the new Diamond series as well. This kit also includes right and left-hand packing nuts and O-rings. Everything needed to service your old or new Mansfield style 300, 400, or 500 series stems is included (except the copper stem).

• Complete service repair kit
• Seat washer and screws
• Left and right-hand packing nuts
• Left and right-hand graphite packings
• Metal packing washer
• O-rings
• Cage and BFP washer (for old style 400/500 series)
• Backflow preventer (for 400 Diamond series)