DANCO Cold Stem for Aquasource and Glacier Bay Faucets, 4Z-25C, Brass, 1-Pack (10671) DESIGNED TO FIT - Designed to fit Aquasource faucets OEM# 97923 and 306203. No faucet seat required. COLD WATER APPLICATION - Use for cold water applications DIMENSIONS - inner diameter length 4, broach Z NO FAUCET SEAT REQUIRED - No faucet seat required COMPLIANT - Complies with the Reduction of Lead in Drinking Water Act (RLDWA) Durable brass construction Designed to fit Aquasource faucets OEM# 97923 & 306203 Use for cold water applications No faucet seat required ID length 4, broach Z Complies with the reduction of low lead in drinking water act