This LMI foot valve assembly kit for LE-168 pumps includes:

• (4) Coupling Nuts | Ref# 8 in diagram
• (2) PVC Valve Housings | Ref# 14 in diagram
• (4) Ceramic Balls | Ref# 4 in diagram
• (4) Polyprel Seal Rings | Ref#5 in diagram
• (1) Foot Valve Seat | Ref#15 in diagram
• (1) Polypropylene Strainer | Ref#16 in diagram

You can see the parts included in the kit highlighted as Ref# 20 in the spec diagram.