{"product_id":"asab-ddp42-replacement-parts-20-m8-25-hex-screw","title":"ASAB DDP42 Replacement Parts #20 - M8*25 Hex Screw","description":"\u003cp data-start=\"0\" data-end=\"29\"\u003ePart Code: \u003cstrong data-start=\"11\" data-end=\"29\"\u003eASAB-SDDP42-20\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"31\" data-end=\"415\"\u003eIntroducing the \u003cstrong data-start=\"47\" data-end=\"72\"\u003eDDP42 M8×25 Hex Screw\u003c\/strong\u003e — a high-strength fastener used across \u003cstrong data-start=\"112\" data-end=\"148\"\u003eASAB DDP42 double diaphragm pump\u003c\/strong\u003e assemblies to securely clamp housings, plates, and valve components under vibration and repeated cycling. This fastener is designed to provide consistent clamping force and reliable service access, making it a go-to replacement during rebuilds and wet-end servicing.\u003c\/p\u003e\n\u003cp data-start=\"417\" data-end=\"770\"\u003eIf a pump has been stripped a few times, screws often end up \u003cstrong data-start=\"478\" data-end=\"548\"\u003erounded, stretched, corroded, seized, or contaminated with product\u003c\/strong\u003e, which can lead to uneven torque, sealing issues, and repeat leaks. Replacing hardware with the correct \u003cstrong data-start=\"653\" data-end=\"662\"\u003eM8×25\u003c\/strong\u003e screw helps ensure proper alignment, correct gasket compression, and long-term reliability of the assembly.\u003c\/p\u003e\n\u003cp data-start=\"772\" data-end=\"1031\"\u003eWhether you’re doing a full wet-end rebuild, refreshing hardware as preventative maintenance, or replacing a bolt that’s been flogged out by the “just one more turn” brigade, the \u003cstrong data-start=\"951\" data-end=\"969\"\u003eASAB-SDDP42-20\u003c\/strong\u003e is the right fastener to keep your DDP42 clamped up properly.\u003c\/p\u003e\n\u003ch2 data-start=\"1038\" data-end=\"1053\"\u003eKey Benefits\u003c\/h2\u003e\n\u003cul data-start=\"1055\" data-end=\"1557\"\u003e\n\u003cli data-start=\"1055\" data-end=\"1121\"\u003e\n\u003cp data-start=\"1057\" data-end=\"1121\"\u003e\u003cstrong data-start=\"1057\" data-end=\"1089\"\u003eCorrect replacement fastener\u003c\/strong\u003e for \u003cstrong data-start=\"1094\" data-end=\"1108\"\u003eASAB DDP42\u003c\/strong\u003e assemblies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1122\" data-end=\"1176\"\u003e\n\u003cp data-start=\"1124\" data-end=\"1176\"\u003e\u003cstrong data-start=\"1124\" data-end=\"1137\"\u003eM8 × 25mm\u003c\/strong\u003e sizing for proper fit and clamp load\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1177\" data-end=\"1255\"\u003e\n\u003cp data-start=\"1179\" data-end=\"1255\"\u003eHelps maintain \u003cstrong data-start=\"1194\" data-end=\"1220\"\u003eeven clamping pressure\u003c\/strong\u003e for better sealing and alignment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1256\" data-end=\"1341\"\u003e\n\u003cp data-start=\"1258\" data-end=\"1341\"\u003eIdeal replacement for screws that are \u003cstrong data-start=\"1296\" data-end=\"1339\"\u003erounded, stretched, corroded, or seized\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1342\" data-end=\"1412\"\u003e\n\u003cp data-start=\"1344\" data-end=\"1412\"\u003eSupports reliability under \u003cstrong data-start=\"1371\" data-end=\"1410\"\u003evibration and repeated pump cycling\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1413\" data-end=\"1502\"\u003e\n\u003cp data-start=\"1415\" data-end=\"1502\"\u003eSmart to replace during \u003cstrong data-start=\"1439\" data-end=\"1468\"\u003emajor services \/ rebuilds\u003c\/strong\u003e for consistent torque retention\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1503\" data-end=\"1557\"\u003e\n\u003cp data-start=\"1505\" data-end=\"1557\"\u003eWorkshop-ready spare for fast rebuilds and repairs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"1564\" data-end=\"1582\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul data-start=\"1584\" data-end=\"1632\"\u003e\n\u003cli data-start=\"1584\" data-end=\"1632\"\u003e\n\u003cp data-start=\"1586\" data-end=\"1632\"\u003e\u003cstrong data-start=\"1586\" data-end=\"1611\"\u003eDDP42 M8×25 Hex Screw\u003c\/strong\u003e — \u003cstrong data-start=\"1614\" data-end=\"1632\"\u003eASAB-SDDP42-20\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"1639\" data-end=\"1656\"\u003eSafety Check\u003c\/h2\u003e\n\u003cul data-start=\"1658\" data-end=\"2430\"\u003e\n\u003cli data-start=\"1658\" data-end=\"1803\"\u003e\n\u003cp data-start=\"1660\" data-end=\"1803\"\u003e\u003cstrong data-start=\"1660\" data-end=\"1695\"\u003eIsolate and depressurise first:\u003c\/strong\u003e Shut off air supply, bleed the airline fully, and confirm the pump is not pressurised before disassembly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1804\" data-end=\"1905\"\u003e\n\u003cp data-start=\"1806\" data-end=\"1905\"\u003e\u003cstrong data-start=\"1806\" data-end=\"1831\"\u003eUse the correct tool:\u003c\/strong\u003e Clean the head\/drive and use the correct driver size to avoid rounding.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1906\" data-end=\"2051\"\u003e\n\u003cp data-start=\"1908\" data-end=\"2051\"\u003e\u003cstrong data-start=\"1908\" data-end=\"1930\"\u003eDon’t over-torque:\u003c\/strong\u003e Over-tightening can strip threads or warp housings and cause leaks—tighten evenly in a cross pattern where applicable.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2052\" data-end=\"2197\"\u003e\n\u003cp data-start=\"2054\" data-end=\"2197\"\u003e\u003cstrong data-start=\"2054\" data-end=\"2081\"\u003eCheck thread condition:\u003c\/strong\u003e If threads in the housing are damaged, replacing the screw alone won’t hold—inspect and repair threads as needed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2198\" data-end=\"2305\"\u003e\n\u003cp data-start=\"2200\" data-end=\"2305\"\u003e\u003cstrong data-start=\"2200\" data-end=\"2236\"\u003eReplace as a set where possible:\u003c\/strong\u003e Mixing old stretched screws with new can cause uneven clamp loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2306\" data-end=\"2430\"\u003e\n\u003cp data-start=\"2308\" data-end=\"2430\"\u003e\u003cstrong data-start=\"2308\" data-end=\"2332\"\u003eTest after assembly:\u003c\/strong\u003e Bring air pressure up slowly and check for leaks or abnormal cycling before returning to service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2437\" data-end=\"2490\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"2437\" data-end=\"2490\" data-is-last-node=\"\"\u003eASAB – Engineered for Performance, Built to Last.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Australian Spray \u0026 Blast","offers":[{"title":"Default Title","offer_id":48355224879319,"sku":"ASAB-SDDP42-20","price":2.5,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/9925\/4743\/files\/ASABLOGO.jpg?v=1773006894","url":"https:\/\/asab.au\/products\/asab-ddp42-replacement-parts-20-m8-25-hex-screw","provider":"Australian Spray \u0026 Blast","version":"1.0","type":"link"}