{"product_id":"sandpiper-hdf3-3-heavy-duty-flap-valve-aodd-pump-diaphragm-for-metallic-pumps","title":"Sandpiper HDF3 3\" Heavy Duty Flap Valve AODD Pump Diaphragm for Metallic Pumps","description":"\u003cdiv class=\"sp-diaphragm-desc\"\u003e\n\n\u003cstyle\u003e\n.sp-diaphragm-desc{\n  --sp-blue:#1e3a8a;\n  --sp-blue-light:#eef2ff;\n  --sp-blue-soft:#f7f9ff;\n  --sp-text:#2b2f38;\n  --sp-muted:#626977;\n  --sp-border:#e1e5ec;\n  --sp-white:#ffffff;\n  max-width:1100px;\n  margin:0 auto;\n  font-family:Arial,Helvetica,sans-serif;\n  color:var(--sp-text);\n  line-height:1.65;\n}\n.sp-diaphragm-desc *{box-sizing:border-box;}\n.sp-diaphragm-desc h2{\n  color:var(--sp-blue);\n  font-size:25px;\n  line-height:1.3;\n  margin:36px 0 12px;\n}\n.sp-diaphragm-desc h3{\n  color:var(--sp-blue);\n  font-size:20px;\n  margin:30px 0 14px;\n}\n.sp-diaphragm-desc p{font-size:15px;margin:0 0 15px;}\n.sp-diaphragm-desc ul{padding-left:21px;font-size:15px;}\n.sp-diaphragm-desc li{margin-bottom:8px;}\n\n.sp-atomic-answer{\n  font-size:16px!important;\n  color:var(--sp-text);\n  background:var(--sp-blue-soft);\n  border-left:4px solid var(--sp-blue);\n  padding:18px 20px;\n  border-radius:0 8px 8px 0;\n  margin:0 0 25px!important;\n}\n\n.sp-spec-box{\n  background:#fff;\n  border:1px solid var(--sp-border);\n  border-radius:10px;\n  padding:20px 24px;\n  margin:15px 0 30px;\n}\n\n.sp-table-wrap{\n  overflow-x:auto;\n  border:1px solid var(--sp-border);\n  border-radius:10px;\n  margin:18px 0 30px;\n}\n\n.sp-spec-table{\n  width:100%;\n  border-collapse:collapse;\n  min-width:700px;\n  font-size:14px;\n}\n.sp-spec-table th{\n  background:var(--sp-blue);\n  color:#fff;\n  text-align:left;\n  padding:12px 14px;\n}\n.sp-spec-table td{\n  padding:13px 14px;\n  border-bottom:1px solid var(--sp-border);\n  vertical-align:top;\n}\n.sp-spec-table tr:nth-child(even) td{background:#f8f9fc;}\n\n.sp-app-grid{\n  display:grid;\n  grid-template-columns:repeat(auto-fit,minmax(210px,1fr));\n  gap:15px;\n  margin:18px 0 30px;\n}\n.sp-app-card{\n  border:1px solid var(--sp-border);\n  border-radius:10px;\n  padding:18px;\n  background:#fff;\n}\n.sp-app-card strong{\n  display:block;\n  color:var(--sp-blue);\n  margin-bottom:6px;\n}\n.sp-app-card p{\n  font-size:14px;\n  color:var(--sp-muted);\n  margin:0;\n}\n\n.sp-note{\n  background:var(--sp-blue-soft);\n  border-left:4px solid var(--sp-blue);\n  padding:16px 18px;\n  border-radius:0 8px 8px 0;\n  font-size:14px;\n  margin:20px 0 30px;\n}\n\n.sp-help-banner{\n  background:var(--sp-blue);\n  color:#fff;\n  border-radius:12px;\n  padding:27px 30px;\n  margin-top:35px;\n  display:flex;\n  justify-content:space-between;\n  align-items:center;\n  gap:24px;\n  flex-wrap:wrap;\n}\n.sp-help-banner h3{\n  color:#fff;\n  margin:0 0 7px;\n  font-size:20px;\n}\n.sp-help-banner p{\n  color:#e4e9f8;\n  margin:0;\n  max-width:650px;\n  font-size:14px;\n}\n.sp-cta-links{\n  display:flex;\n  gap:10px;\n  flex-wrap:wrap;\n}\n.sp-cta-links a{\n  background:#fff;\n  color:var(--sp-blue);\n  text-decoration:none;\n  font-size:14px;\n  font-weight:700;\n  padding:11px 20px;\n  border-radius:25px;\n}\n\n@media(max-width:760px){\n  .sp-diaphragm-desc h2{font-size:22px;}\n  .sp-help-banner{align-items:flex-start;}\n  .sp-cta-links{width:100%;}\n  .sp-cta-links a{width:100%;text-align:center;}\n}\n\u003c\/style\u003e\n\n\u003ch2\u003eSandpiper HDF3 Diaphragm Product Overview\u003c\/h2\u003e\n\n\u003cp class=\"sp-atomic-answer\"\u003e\n  The Sandpiper HDF3 diaphragm is a genuine replacement wear\n  component for 3-inch Heavy Duty Flap Valve AODD pumps. Correct\n  selection depends on the pump's metallic wetted construction—\n  aluminium, cast iron or stainless steel—and the required\n  diaphragm material and manufacturer part number.\n\u003c\/p\u003e\n\n\u003cp\u003e\n  This product page is designed to help maintenance engineers,\n  plant teams and industrial buyers identify the correct\n  \u003cstrong\u003eSandpiper HDF3 replacement diaphragm\u003c\/strong\u003e without\n  confusing pump construction with diaphragm material.\n\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications \u0026amp; Compatibility\u003c\/h3\u003e\n\n\u003cdiv class=\"sp-spec-box\"\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Sandpiper\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Pump Model:\u003c\/strong\u003e HDF3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePump Type:\u003c\/strong\u003e Heavy Duty Flap Valve AODD Pump\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNominal Pump Size:\u003c\/strong\u003e 3\" \/ 80 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePump Wetted Constructions:\u003c\/strong\u003e Aluminium, Cast Iron and Stainless Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAluminium \/ Stainless Steel Diaphragm Materials:\u003c\/strong\u003e Santoprene, Urethane, Nitrile and Neoprene\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCast Iron Diaphragm Materials:\u003c\/strong\u003e Santoprene, Nitrile and Neoprene\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number Families:\u003c\/strong\u003e 286.018 for Aluminium \/ Stainless Steel and 286.098 for Cast Iron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstallation Dimensions:\u003c\/strong\u003e Refer to the applicable construction-specific Sandpiper specification sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eHDF3 Diaphragm Construction \u0026amp; Part Number Comparison\u003c\/h3\u003e\n\n\u003cdiv class=\"sp-table-wrap\"\u003e\n\u003ctable class=\"sp-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n  \u003cth\u003ePump Wetted Construction\u003c\/th\u003e\n  \u003cth\u003eCurrent Design Level\u003c\/th\u003e\n  \u003cth\u003eDiaphragm Material\u003c\/th\u003e\n  \u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\n\u003ctr\u003e\n  \u003ctd\u003eAluminium\u003c\/td\u003e\n  \u003ctd\u003e7\u003c\/td\u003e\n  \u003ctd\u003eSantoprene\u003c\/td\u003e\n  \u003ctd\u003e\u003cstrong\u003e286.018.354\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n  \u003ctd\u003eAluminium\u003c\/td\u003e\n  \u003ctd\u003e7\u003c\/td\u003e\n  \u003ctd\u003eUrethane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"SANDPIPER","offers":[{"title":"Aluminium?Stainless Steel \/ Santoprene","offer_id":52985018712245,"sku":"286.018.354","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Aluminium?Stainless Steel \/ Urethane","offer_id":52985018745013,"sku":"286.018.357","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Aluminium?Stainless Steel \/ Nitrile\/Buna","offer_id":52985018777781,"sku":"286.018.360","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Aluminium?Stainless Steel \/ Neoprene","offer_id":52985018810549,"sku":"286.018.365","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Cast Iron \/ Santoprene","offer_id":52985018843317,"sku":"286.098.354","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Cast Iron \/ Urethane","offer_id":52985018876085,"sku":null,"price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Cast Iron \/ Nitrile\/Buna","offer_id":52985018908853,"sku":"286.098.360","price":0.0,"currency_code":"MYR","in_stock":false},{"title":"Cast Iron \/ Neoprene","offer_id":52985018941621,"sku":"286.098.365","price":0.0,"currency_code":"MYR","in_stock":false}],"url":"https:\/\/store.abset.com\/vi\/products\/sandpiper-hdf3-3-heavy-duty-flap-valve-aodd-pump-diaphragm-for-metallic-pumps","provider":"ABS Engineering \u0026 Trading Sdn Bhd","version":"1.0","type":"link"}