LASCO SB-24-12 1/2-Inch x 20 Thread Lead Free Faucet Seat for Price Pfister Brand Faucets, 3/8-Inch, Brass, 12-Pack Brass faucet seat 1/2-Inch x 20 threads x 3/8-Inch in length (12 Pack) Fits Price Pfister brand Faucets Original equipment manufacturer number 970-510 Faucet replacement part