{"product_id":"sandpiper-hd20f-non-metallic-heavy-duty-flap-diaphragm","title":"Sandpiper HD20F 2\" Heavy Duty Flap Valve AODD Pump Diaphragm for Non-Metallic Pumps","description":"\u003cdiv class=\"sp-diaphragm-desc\"\u003e\n\n\u003cstyle\u003e\n.sp-diaphragm-desc{--sp-blue:#1e3a8a;--sp-blue-light:#eef2ff;--sp-blue-soft:#f7f9ff;--sp-text:#2b2f38;--sp-muted:#626977;--sp-border:#e1e5ec;--sp-white:#ffffff;max-width:1100px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:var(--sp-text);line-height:1.65;}\n.sp-diaphragm-desc *{box-sizing:border-box;}\n.sp-diaphragm-desc h2{color:var(--sp-blue);font-size:27px;line-height:1.3;margin:0 0 12px;}\n.sp-diaphragm-desc h3{color:var(--sp-blue);font-size:21px;line-height:1.35;margin:38px 0 14px;}\n.sp-diaphragm-desc h4{color:var(--sp-blue);font-size:15px;line-height:1.4;margin:0 0 8px;}\n.sp-diaphragm-desc p{margin:0 0 14px;font-size:15px;}\n.sp-diaphragm-desc ul{margin:0;padding-left:20px;font-size:15px;}\n.sp-diaphragm-desc li{margin-bottom:7px;}\n.sp-eyebrow{display:inline-block;color:var(--sp-blue);background:var(--sp-blue-light);font-size:12px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;padding:6px 11px;border-radius:20px;margin-bottom:12px;}\n.sp-intro{font-size:16px!important;color:var(--sp-muted);max-width:850px;margin-bottom:28px!important;}\n.sp-overview-wrap{display:grid;grid-template-columns:minmax(0,2fr) minmax(240px,1fr);gap:28px;align-items:start;margin:24px 0 28px;}\n.sp-ideal-for{background:var(--sp-blue-soft);border:1px solid #dfe5f5;border-radius:12px;padding:22px;}\n.sp-ideal-for h4{font-size:16px;margin-bottom:12px;}\n.sp-benefit-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:22px 0 38px;}\n.sp-benefit-card{border:1px solid 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var(--sp-blue);background:var(--sp-blue-soft);padding:16px 18px;margin:18px 0 34px;border-radius:0 8px 8px 0;font-size:14px;}\n.sp-faq{border-top:1px solid var(--sp-border);margin-bottom:36px;}\n.sp-faq details{border-bottom:1px solid var(--sp-border);}\n.sp-faq summary{cursor:pointer;list-style:none;color:var(--sp-blue);font-size:15px;font-weight:700;padding:17px 34px 17px 4px;position:relative;}\n.sp-faq summary::-webkit-details-marker{display:none;}\n.sp-faq summary:after{content:\"+\";position:absolute;right:5px;top:14px;font-size:22px;font-weight:400;}\n.sp-faq details[open] summary:after{content:\"−\";}\n.sp-faq details p{padding:0 4px 17px;color:var(--sp-muted);font-size:14px;}\n.sp-related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px;margin:20px 0 38px;}\n.sp-related-card{border:1px solid var(--sp-border);border-radius:10px;padding:20px;background:#fff;display:flex;flex-direction:column;min-height:180px;}\n.sp-related-label{display:inline-block;width:max-content;color:var(--sp-blue);background:var(--sp-blue-light);padding:5px 9px;border-radius:16px;font-size:11px;font-weight:700;margin-bottom:12px;}\n.sp-related-card h4{font-size:16px;margin-bottom:8px;}\n.sp-related-card p{color:var(--sp-muted);font-size:13px;flex-grow:1;}\n.sp-related-card a{color:var(--sp-blue);font-size:13px;font-weight:700;text-decoration:none;}\n.sp-help-banner{background:var(--sp-blue);color:#fff;border-radius:12px;padding:28px 30px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;margin-top:40px;}\n.sp-help-banner h3{color:#fff;margin:0 0 7px;font-size:20px;}\n.sp-help-banner p{color:#e4e9f8;font-size:14px;margin:0;max-width:660px;}\n.sp-help-banner a{flex-shrink:0;background:#fff;color:var(--sp-blue);text-decoration:none;font-weight:700;font-size:14px;padding:12px 24px;border-radius:25px;}\n@media(max-width:760px){.sp-diaphragm-desc h2{font-size:23px;}.sp-overview-wrap{grid-template-columns:1fr;}.sp-help-banner a{width:100%;text-align:center;}}\n\u003c\/style\u003e\n\n\u003cspan class=\"sp-eyebrow\"\u003eGenuine Sandpiper Replacement Part\u003c\/span\u003e\n\n\u003ch2\u003eSandpiper HD20F 2\" Heavy Duty Flap Valve AODD Pump Diaphragm for Non-Metallic Pumps\u003c\/h2\u003e\n\n\u003cp class=\"sp-intro\"\u003e\n  Genuine Sandpiper replacement diaphragms for compatible HD20F\n  2-inch Non-Metallic Heavy Duty Flap Valve AODD pumps. Available\n  diaphragm materials include Santoprene, Hytrel, Nitrile, FKM,\n  EPDM and Neoprene.\n\u003c\/p\u003e\n\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\n\u003cdiv class=\"sp-overview-wrap\"\u003e\n  \u003cdiv class=\"sp-overview-main\"\u003e\n\n    \u003cp\u003e\n      The \u003cstrong\u003eSandpiper HD20F diaphragm\u003c\/strong\u003e is a genuine\n      replacement wear component for compatible 2-inch Non-Metallic\n      Heavy Duty Flap Valve air-operated double diaphragm pumps.\n    \u003c\/p\u003e\n\n    \u003cp\u003e\n      Current HD20F Design Level 1 pumps use polypropylene \/\n      glass-filled polypropylene wetted construction. The pump\n      construction is separate from the diaphragm material selection.\n    \u003c\/p\u003e\n\n    \u003cp\u003e\n      Current manufacturer documentation individually lists\n      Santoprene, Hytrel, Nitrile, FKM, EPDM and Neoprene\n      diaphragms for the applicable HD20F configuration.\n    \u003c\/p\u003e\n\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"sp-ideal-for\"\u003e\n    \u003ch4\u003eRecommended For\u003c\/h4\u003e\n    \u003cul\u003e\n      \u003cli\u003eHD20F diaphragm replacement\u003c\/li\u003e\n      \u003cli\u003eNon-Metallic Heavy Duty Flap pump maintenance\u003c\/li\u003e\n      \u003cli\u003eScheduled wet-end servicing\u003c\/li\u003e\n      \u003cli\u003eDiaphragm wear or failure replacement\u003c\/li\u003e\n      \u003cli\u003ePlant maintenance spare-parts stock\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility \u0026amp; Product Details\u003c\/h3\u003e\n\n\u003cdiv class=\"sp-table-wrap\"\u003e\n\u003ctable class=\"sp-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eSandpiper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Pump Model\u003c\/th\u003e\n\u003ctd\u003eSandpiper HD20F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePump Series\u003c\/th\u003e\n\u003ctd\u003eHeavy Duty Flap Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal Pump Size\u003c\/th\u003e\n\u003ctd\u003e2\" \/ 50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Type\u003c\/th\u003e\n\u003ctd\u003eAODD Pump Diaphragm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Pump Construction\u003c\/th\u003e\n\u003ctd\u003eNon-Metallic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWetted Material\u003c\/th\u003e\n\u003ctd\u003ePolypropylene \/ Glass-Filled Polypropylene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiaphragm Materials\u003c\/th\u003e\n\u003ctd\u003eSantoprene, Hytrel, Nitrile, FKM, EPDM and Neoprene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent Design Level\u003c\/th\u003e\n\u003ctd\u003eDesign Level 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003eVaries according to selected diaphragm material\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eHow to Select the Correct HD20F Diaphragm\u003c\/h3\u003e\n\n\u003cp\u003eConfirm the HD20F pump identification, Design Level, diaphragm material and manufacturer part number before ordering.\u003c\/p\u003e\n\n\u003cdiv class=\"sp-benefit-grid\"\u003e\n  \u003cdiv class=\"sp-benefit-card\"\u003e\n\u003cdiv class=\"sp-benefit-number\"\u003e01\u003c\/div\u003e\n\u003ch4\u003eConfirm Pump Model\u003c\/h4\u003e\n\u003cp\u003eVerify that the pump is a Sandpiper HD20F 2-inch model.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sp-benefit-card\"\u003e\n\u003cdiv class=\"sp-benefit-number\"\u003e02\u003c\/div\u003e\n\u003ch4\u003eConfirm Non-Metallic Construction\u003c\/h4\u003e\n\u003cp\u003eCheck the complete pump identification before selecting replacement parts.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sp-benefit-card\"\u003e\n\u003cdiv class=\"sp-benefit-number\"\u003e03\u003c\/div\u003e\n\u003ch4\u003eSelect Diaphragm Material\u003c\/h4\u003e\n\u003cp\u003eSelect the applicable manufacturer-listed diaphragm material.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sp-benefit-card\"\u003e\n\u003cdiv class=\"sp-benefit-number\"\u003e04\u003c\/div\u003e\n\u003ch4\u003eVerify Part Number\u003c\/h4\u003e\n\u003cp\u003eMatch the replacement diaphragm to its genuine Sandpiper part number.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eSandpiper HD20F Diaphragm Part Numbers\u003c\/h3\u003e\n\n\u003cdiv class=\"sp-table-wrap\"\u003e\n\u003ctable class=\"sp-part-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eDiaphragm Material\u003c\/th\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSantoprene\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e286.007.354\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHytrel\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e286.007.356\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrile \/ Buna-N\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e286.007.360\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFKM\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e286.007.363\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEPDM\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e286.007.364\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeoprene\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e286.007.365\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"sp-note\"\u003e\n  \u003cstrong\u003eImportant:\u003c\/strong\u003e\n  These part numbers are based on current Sandpiper HD20F\n  Design Level 1 documentation. Confirm the pump identification,\n  existing diaphragm material and manufacturer part number\n  before ordering.\n\u003c\/div\u003e\n\n\u003cdiv class=\"sp-note\"\u003e\n  \u003cstrong\u003eMaterial Selection Note:\u003c\/strong\u003e\n  Confirm diaphragm compatibility with the pumped fluid and\n  operating conditions before selecting a replacement material.\n\u003c\/div\u003e\n\n\u003ch3\u003eWhy Choose Genuine Sandpiper Diaphragms?\u003c\/h3\u003e\n\n\u003cp\u003eGenuine Sandpiper diaphragms support accurate replacement-part identification for the applicable HD20F pump configuration.\u003c\/p\u003e\n\n\u003cdiv class=\"sp-benefit-grid\"\u003e\n  \u003cdiv class=\"sp-benefit-card\"\u003e\n\u003cdiv class=\"sp-benefit-number\"\u003e01\u003c\/div\u003e\n\u003ch4\u003eCorrect HD20F Compatibility\u003c\/h4\u003e\n\u003cp\u003eMatch the diaphragm to the applicable HD20F configuration.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sp-benefit-card\"\u003e\n\u003cdiv class=\"sp-benefit-number\"\u003e02\u003c\/div\u003e\n\u003ch4\u003eVerified Materials\u003c\/h4\u003e\n\u003cp\u003eSelect from currently listed manufacturer diaphragm materials.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sp-benefit-card\"\u003e\n\u003cdiv class=\"sp-benefit-number\"\u003e03\u003c\/div\u003e\n\u003ch4\u003ePart Number Identification\u003c\/h4\u003e\n\u003cp\u003eUse the genuine manufacturer part number when planning replacement stock.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sp-benefit-card\"\u003e\n\u003cdiv class=\"sp-benefit-number\"\u003e04\u003c\/div\u003e\n\u003ch4\u003eGenuine Sandpiper Replacement Part\u003c\/h4\u003e\n\u003cp\u003eMaintain the pump using genuine spare parts intended for its configuration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eWhen Should a Sandpiper HD20F Diaphragm Be Inspected?\u003c\/h3\u003e\n\n\u003cp\u003eInspect the diaphragms during planned wet-end maintenance and whenever diaphragm damage or abnormal pump behaviour is suspected.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eProcess fluid is detected at the pump exhaust\u003c\/li\u003e\n  \u003cli\u003eVisible diaphragm wear or damage is identified\u003c\/li\u003e\n  \u003cli\u003eA diaphragm rupture is suspected\u003c\/li\u003e\n  \u003cli\u003eDiaphragm plates require inspection\u003c\/li\u003e\n  \u003cli\u003eUnexpected pump behaviour occurs\u003c\/li\u003e\n  \u003cli\u003eScheduled maintenance is due\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cdiv class=\"sp-faq\"\u003e\n  \u003cdetails\u003e\u003csummary\u003eWhich diaphragm materials are available for the Sandpiper HD20F?\u003c\/summary\u003e\u003cp\u003eCurrent individual parts documentation lists Santoprene, Hytrel, Nitrile, FKM, EPDM and Neoprene.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eWhat is Sandpiper part number 286.007.354?\u003c\/summary\u003e\u003cp\u003e286.007.354 is the Santoprene diaphragm listed for the HD20F.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eWhat is Sandpiper part number 286.007.360?\u003c\/summary\u003e\u003cp\u003e286.007.360 is the Buna-N \/ Nitrile diaphragm listed for the HD20F.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eIs PTFE listed for the HD20F?\u003c\/summary\u003e\u003cp\u003ePTFE is not individually listed as a replacement diaphragm in the current HD20F Design Level 1 parts table.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eHow do I select the correct HD20F diaphragm?\u003c\/summary\u003e\u003cp\u003eConfirm the pump model, design level, diaphragm material and manufacturer part number before ordering.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"text-align:center;\"\u003eExplore Other Sandpiper Heavy Duty Flap Valve Diaphragms\u003c\/h3\u003e\n\n\u003cdiv class=\"sp-related-grid\"\u003e\n  \u003cdiv class=\"sp-related-card\"\u003e\n\u003cspan class=\"sp-related-label\"\u003e2\" Metallic\u003c\/span\u003e\u003ch4\u003eHDF2 \/ HDF50 Diaphragm\u003c\/h4\u003e\n\u003cp\u003eBrowse genuine diaphragms for HDF2 \/ HDF50 pumps.\u003c\/p\u003e\n\u003ca href=\"\/id\/products\/sandpiper-hdf2-hdf50-heavy-duty-flap-diaphragm\"\u003eView HDF2 \/ HDF50 →\u003c\/a\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sp-related-card\"\u003e\n\u003cspan class=\"sp-related-label\"\u003e2\" BEAST\u003c\/span\u003e\u003ch4\u003eSPB20 Non-Metallic Diaphragm\u003c\/h4\u003e\n\u003cp\u003eExplore genuine diaphragms for the SPB20 Non-Metallic pump.\u003c\/p\u003e\n\u003ca href=\"\/id\/products\/sandpiper-spb20-beast-non-metallic-heavy-duty-flap-diaphragm\"\u003eView SPB20 →\u003c\/a\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sp-related-card\"\u003e\n\u003cspan class=\"sp-related-label\"\u003e1\" Heavy Duty\u003c\/span\u003e\u003ch4\u003eHDF1 \/ HDF25 Diaphragm\u003c\/h4\u003e\n\u003cp\u003eFind genuine diaphragms for HDF1 \/ HDF25 pumps.\u003c\/p\u003e\n\u003ca href=\"\/id\/products\/sandpiper-hdf1-hdf25-heavy-duty-flap-diaphragm\"\u003eView HDF1 \/ HDF25 →\u003c\/a\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sp-related-card\"\u003e\n\u003cspan class=\"sp-related-label\"\u003eHeavy Duty Flap\u003c\/span\u003e\u003ch4\u003eAll Heavy Duty Flap Diaphragms\u003c\/h4\u003e\n\u003cp\u003eBrowse the complete Heavy Duty Flap diaphragm collection.\u003c\/p\u003e\n\u003ca href=\"\/id\/collections\/sandpiper-heavy-duty-flap-valve-diaphragms\"\u003eView Collection →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"sp-help-banner\"\u003e\n  \u003cdiv\u003e\n\u003ch3\u003eNeed Help Selecting the Correct HD20F Diaphragm?\u003c\/h3\u003e\n\u003cp\u003eSend ABS Engineering your pump model, design level, existing part number, pumped fluid and operating conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003ca href=\"\/id\/pages\/contact\"\u003eContact ABS Engineering\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"SANDPIPER","offers":[{"title":"Santoprene","offer_id":52982417064117,"sku":"286.007.354","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Hytrel","offer_id":52982417096885,"sku":"286.007.356","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Nitrile","offer_id":52982417129653,"sku":"286.007.360","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"FKM","offer_id":52982417162421,"sku":"286.007.363","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"EPDM","offer_id":52982417195189,"sku":"286.007.364","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Neoprene","offer_id":52982417227957,"sku":"286.007.365","price":0.0,"currency_code":"MYR","in_stock":false}],"url":"https:\/\/store.abset.com\/id\/products\/sandpiper-hd20f-non-metallic-heavy-duty-flap-diaphragm","provider":"ABS Engineering \u0026 Trading Sdn Bhd","version":"1.0","type":"link"}