Complete 154856 8-1/2" Black Buttress Thread Closure Kit, Replacement for Triton II TR100/TR140, TR100C/TR140C, Triton C-3 Pool & Spa Filters

154856 Black Buttress Thread Closure Replacement is suitable for Triton II TR100 & TR140 manufactured after 10-01-01, Triton C-3 Commercial pool and spa sand filter manufactured before March 1997, such as models TR100, TR140, TR100C, TR140C, TR100C-3, TR140C-3. Replace OE part numbers # 154856

• 【Accurate Compatibility】 154856 Black Buttress Thread Closure Replacement is designed for Triton II TR100 & TR140 (manufactured after 10/01/2001) and Triton C-3 Commercial Sand Filters (manufactured before March 1997). Compatible with models TR100, TR140, TR100C, TR140C, TR100C-3, TR140C-3. Important Note: This kit is 8-1/2 inch size only. Please confirm your filter model before purchasing. It does not fit 6-inch or other sizes. Replaces OE part #154856.
• 【Complete Installation Kit】 Includes closure lid, air relief valve, PSI gauge, O-ring, air safety valve lock nut, and lid wrench. Installation is simple: attach the pressure gauge and bleeder valve to the closure lid, lubricate the O-ring with silicone grease, then hand-tighten the lid with an extra 1/4 turn.
• 【Leak-Proof Design】 Enhanced threading and upgraded O-ring sizing eliminate common leak issues. The custom-fit lid wrench securely grips the closure teeth for effortless removal. The PSI gauge features an easy-to-read sliding marker, helping you monitor system performance and know when cleaning is required.
• 【Durable & Tested】 Made of reinforced ABS and heavy-duty stainless steel, each kit undergoes factory seam, threading, and O-ring inspection. Designed for smooth operation, high pressure resistance, and long-term durability.
• 【100% Satisfaction Guarantee】 Your satisfaction is our priority. We strive to give our customers excellent service. All Sixcow products support 30-Day money-back guarantee, 12-Month warranty for quality-related issues. Simply return it for your warranty.