{"product_id":"adp-176799976-76-piston-orifice-r-410a-4-ton-r-454b-4-ton-r-32-5-ton-hvac-metering-device","title":"ADP 176799976 #76 Piston Orifice – R-410A 4 Ton, R-454B 4 Ton \u0026 R-32 5 Ton HVAC Metering Device","description":"\u003ch1 dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong\u003eADP 176799976\u003c\/strong\u003e is an OEM \u003cstrong\u003e#76 fixed piston refrigerant metering orifice\u003c\/strong\u003e designed for compatible \u003cstrong\u003eAdvanced Distributor Products (ADP) evaporator coils and air handlers\u003c\/strong\u003e.\u003c\/h1\u003e\n\u003cp dir=\"auto\"\u003eThe #76 piston controls refrigerant flow into the evaporator coil and is used in different capacity applications depending on the refrigerant. Current ADP documentation lists \u003cstrong\u003e176799976\u003c\/strong\u003e for \u003cstrong\u003e48,000 BTUH R-410A\u003c\/strong\u003e, \u003cstrong\u003e48,000 BTUH R-454B\u003c\/strong\u003e, and \u003cstrong\u003e60,000 BTUH R-32\u003c\/strong\u003e applications. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eKey Features \u0026amp; Function\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eAdvanced Distributor Products (ADP)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003ePart Number: 176799976\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003ePiston Size: #76 \/ .076\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eFixed-orifice refrigerant metering device\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eOEM ADP replacement component\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eControls refrigerant flow into the evaporator coil\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eR-410A: 48,000 BTUH \/ 4 Ton\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eR-454B: 48,000 BTUH \/ 4 Ton\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eR-32: 60,000 BTUH \/ 5 Ton\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eDesigned for compatible ADP evaporator coils and air handlers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 dir=\"auto\"\u003eProduct Details \u0026amp; Specifications\u003c\/h2\u003e\n\u003cdiv dir=\"auto\" class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable dir=\"auto\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eADP – Advanced Distributor Products\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number \/ MPN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e176799976\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRefrigerant Piston \/ Metering Orifice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e#76 \/ .076\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMetering Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFixed Orifice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eR-410A Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e48,000 BTUH \/ 4 Ton\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eR-454B Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e48,000 BTUH \/ 4 Ton\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eR-32 Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e60,000 BTUH \/ 5 Ton\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEvaporator Coil \/ Air Handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAdvanced Distributor Products\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp dir=\"auto\"\u003eCurrent ADP parts documentation confirms the #76 piston and these refrigerant-specific capacity applications. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003e🛠️ HVAC Depot Pro Tip\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eDo not choose a piston by tonnage alone.\u003c\/strong\u003e The same \u003cstrong\u003e#76 piston\u003c\/strong\u003e can be used for different nominal capacities depending on the refrigerant.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor example:\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eR-410A → 4 Ton\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eR-454B → 4 Ton\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eR-32 → 5 Ton\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAlways verify the \u003cstrong\u003eoutdoor condenser model, evaporator coil model, refrigerant, and manufacturer's required piston size\u003c\/strong\u003e before installation.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eEquipment \/ Model Compatibility\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003eADP 176799976\u003c\/strong\u003e is intended for compatible ADP equipment requiring a \u003cstrong\u003e#76 fixed-orifice piston\u003c\/strong\u003e, including select:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eADP evaporator coils\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eADP air handlers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eR-410A systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eR-454B systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eR-32 systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"auto\"\u003eFixed-orifice HVAC applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eExact compatibility should be determined from the indoor\/outdoor equipment combination rather than tonnage alone.\u003c\/p\u003e","brand":"ADP","offers":[{"title":"Default Title","offer_id":53905107485035,"sku":null,"price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/9683\/9531\/files\/176799993_2a12ac26-a265-41e7-9c24-8a0f1e0e793e.jpg?v=1790349794","url":"https:\/\/tophvacparts.com\/products\/adp-176799976-76-piston-orifice-r-410a-4-ton-r-454b-4-ton-r-32-5-ton-hvac-metering-device","provider":"HVAC Parts and Equipment Depot Open To Homeowners and Contractors","version":"1.0","type":"link"}