{"product_id":"ace-bac-4a-pump-body-o-ring","title":"Ace BAC-4A Pump Body O-Ring – Centrifugal Pump Volute Seal","description":"\u003cp data-pm-slice=\"1 3 []\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAce BAC-4A Pump Body O-Ring\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a genuine Ace Pump replacement seal designed to prevent liquid from leaking between the volute and mounting frame on compatible Ace centrifugal pumps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe O-ring creates a seal between the pump housing components, helping maintain proper operation and preventing external leaks. Over time, chemical exposure, compression, and normal wear can cause an O-ring to deteriorate, flatten, or become damaged.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BAC-4A replaced the older BAC-4 flat fiber gasket on compatible Ace pumps beginning in 1996. The updated O-ring design provides improved sealing at operating pressures exceeding 100 PSI and allows easier removal during pump maintenance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you're replacing a mechanical seal, servicing an impeller, or repairing a leaking pump housing, the BAC-4A is an important component to inspect during pump disassembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eReplacing a damaged O-ring can help restore a proper seal without replacing the complete pump assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Ace BAC-4A provides an OEM replacement solution for maintaining compatible agricultural spraying and liquid transfer equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003e5. Key Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGenuine Ace Pump Replacement Part:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e OEM pump body O-ring, part number BAC-4A.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eVolute Body Seal:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Helps prevent leakage between the pump volute and mounting frame.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eUpdated Gasket Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Replaced the original BAC-4 flat fiber gasket on compatible pump assemblies.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImproved Sealing:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed to provide effective sealing at pressures exceeding 100 PSI.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eEasier Maintenance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e O-ring design does not adhere to pump castings like traditional flat gaskets.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMultiple Pump Applications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Used in compatible Ace FMC, FMC-HYD, PTOC, and related centrifugal pump assemblies.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePump Repair Component:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Useful when replacing mechanical seals, impellers, or servicing the pump housing.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eOEM Fitment:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed for pump volutes manufactured with the appropriate O-ring groove.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003e6. Fitment \/ Compatible With\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Ace BAC-4A O-Ring is used in compatible Ace centrifugal pumps, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC Series – Frame-Mounted Centrifugal Pumps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-HYD Series – Hydraulic-Driven Centrifugal Pumps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-200-HYD Series\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-150 Series\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce PTOC Series – PTO-Driven Centrifugal Pumps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-CW Series – Clockwise-Rotation Centrifugal Pumps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSelect Ace FMCL-HYD Series\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCommon Compatible Pump Models:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-HYD-202\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-HYD-204\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-200-HYD-210\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-150-HYD Series\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-CW-150 Series\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAce FMC-CW-200 Series\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImportant Compatibility Information:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDirect replacement for Ace BAC-4A, EDP #40005.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplaced the older BAC-4 flat fiber gasket on applicable pumps manufactured beginning in 1996.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThe pump volute must have the proper machined groove or chamfer to accept the BAC-4A O-ring.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOlder pump volutes without the O-ring groove require the original BAC-4 gasket.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThe BAC-4 flat gasket may be used on compatible volutes with an O-ring groove.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNot all Ace centrifugal pumps use the BAC-4A body seal.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify your pump model and volute configuration before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThis listing includes one replacement O-ring, not a complete pump repair kit.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACE","offers":[{"title":"Default Title","offer_id":67958981066846,"sku":"BAC-4A","price":7.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0128\/8355\/8500\/files\/BAC-4A.jpg?v=1794239758","url":"https:\/\/gregsonclark.com\/products\/ace-bac-4a-pump-body-o-ring","provider":"Gregson-Clark Spraying Equipment","version":"1.0","type":"link"}