{"product_id":"asab-ddp42-replacement-parts-18-thimble-spring","title":"ASAB DDP42 Replacement Parts #18 - Thimble Spring","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle data-turn=\"assistant\" data-scroll-anchor=\"true\" data-testid=\"conversation-turn-128\" data-turn-id=\"request-699fb776-2ecc-8399-9934-85dea0dd06b2-28\" dir=\"auto\" class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2-thinking\" dir=\"auto\" data-message-id=\"196342b9-499c-4f99-9ebf-ebe67c8b30aa\" data-message-author-role=\"assistant\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-end=\"29\" data-start=\"0\"\u003e\u003cstrong\u003ePart Code: ASAB-SDDP42-18\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"429\" data-start=\"31\"\u003eIntroducing the \u003cstrong data-end=\"76\" data-start=\"47\"\u003eASAB DDP42 Thimble Spring\u003c\/strong\u003e — a precision spring component used within the \u003cstrong data-end=\"155\" data-start=\"124\"\u003eDDP42 Double Diaphragm Pump\u003c\/strong\u003e to maintain correct tension and return force in the valve\/seat assembly (depending on pump configuration). This spring plays a quiet but important role in ensuring components \u003cstrong data-end=\"402\" data-start=\"331\"\u003eseat correctly, respond consistently, and maintain reliable sealing\u003c\/strong\u003e during continuous cycling.\u003c\/p\u003e\n\u003cp data-end=\"873\" data-start=\"431\"\u003eA fatigued, corroded, or deformed thimble spring can contribute to issues like \u003cstrong data-end=\"616\" data-start=\"510\"\u003eerratic cycling, inconsistent flow, poor valve seating, loss of prime stability, or reduced efficiency\u003c\/strong\u003e — especially if the pump has been running dirty product or has seen heavy duty cycles. Replacing the spring during a valve service or full rebuild helps restore proper internal response and reduces the chance of repeat issues caused by weak spring tension.\u003c\/p\u003e\n\u003cp data-end=\"1099\" data-start=\"875\"\u003eWhether you’re doing preventative maintenance, rebuilding the valve stack, or chasing a pump that’s started to behave inconsistently, the \u003cstrong data-end=\"1031\" data-start=\"1013\"\u003eASAB-SDDP42-18\u003c\/strong\u003e is the right part to keep your DDP42 running smoothly and reliably.\u003c\/p\u003e\n\u003ch2 data-end=\"1121\" data-start=\"1106\"\u003eKey Benefits\u003c\/h2\u003e\n\u003cul data-end=\"1641\" data-start=\"1123\"\u003e\n\u003cli data-end=\"1183\" data-start=\"1123\"\u003e\n\u003cp data-end=\"1183\" data-start=\"1125\"\u003e\u003cstrong data-end=\"1162\" data-start=\"1125\"\u003eDirect replacement thimble spring\u003c\/strong\u003e for \u003cstrong data-end=\"1181\" data-start=\"1167\"\u003eASAB DDP42\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1264\" data-start=\"1184\"\u003e\n\u003cp data-end=\"1264\" data-start=\"1186\"\u003eMaintains correct \u003cstrong data-end=\"1228\" data-start=\"1204\"\u003etension\/return force\u003c\/strong\u003e for consistent internal operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1337\" data-start=\"1265\"\u003e\n\u003cp data-end=\"1337\" data-start=\"1267\"\u003eHelps support \u003cstrong data-end=\"1307\" data-start=\"1281\"\u003ereliable valve seating\u003c\/strong\u003e and stable pump performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1413\" data-start=\"1338\"\u003e\n\u003cp data-end=\"1413\" data-start=\"1340\"\u003eIdeal to replace during \u003cstrong data-end=\"1382\" data-start=\"1364\"\u003evalve services\u003c\/strong\u003e and preventative maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1518\" data-start=\"1414\"\u003e\n\u003cp data-end=\"1518\" data-start=\"1416\"\u003eAddresses issues linked to weak springs: \u003cstrong data-end=\"1516\" data-start=\"1457\"\u003einconsistent cycling, flow variation, prime instability\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1586\" data-start=\"1519\"\u003e\n\u003cp data-end=\"1586\" data-start=\"1521\"\u003eLow-cost wear part that helps avoid \u003cstrong data-end=\"1584\" data-start=\"1557\"\u003ebigger downtime repairs\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1641\" data-start=\"1587\"\u003e\n\u003cp data-end=\"1641\" data-start=\"1589\"\u003eWorkshop-ready spare for fast turnaround servicing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"1666\" data-start=\"1648\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul data-end=\"1715\" data-start=\"1668\"\u003e\n\u003cli data-end=\"1715\" data-start=\"1668\"\u003e\n\u003cp data-end=\"1715\" data-start=\"1670\"\u003e\u003cstrong data-end=\"1694\" data-start=\"1670\"\u003eDDP42 Thimble Spring\u003c\/strong\u003e — \u003cstrong data-end=\"1715\" data-start=\"1697\"\u003eASAB-SDDP42-18\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"1739\" data-start=\"1722\"\u003eSafety Check\u003c\/h2\u003e\n\u003cul data-end=\"2568\" data-start=\"1741\"\u003e\n\u003cli data-end=\"1886\" data-start=\"1741\"\u003e\n\u003cp data-end=\"1886\" data-start=\"1743\"\u003e\u003cstrong data-end=\"1778\" data-start=\"1743\"\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-end=\"2016\" data-start=\"1887\"\u003e\n\u003cp data-end=\"2016\" data-start=\"1889\"\u003e\u003cstrong data-end=\"1911\" data-start=\"1889\"\u003eChemical exposure:\u003c\/strong\u003e Wear gloves and eye protection — residual product can remain trapped in the fluid chambers\/valve area.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2137\" data-start=\"2017\"\u003e\n\u003cp data-end=\"2137\" data-start=\"2019\"\u003e\u003cstrong data-end=\"2045\" data-start=\"2019\"\u003eSpring tension hazard:\u003c\/strong\u003e Springs can pop during removal—control parts as you disassemble and keep your face clear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2273\" data-start=\"2138\"\u003e\n\u003cp data-end=\"2273\" data-start=\"2140\"\u003e\u003cstrong data-end=\"2173\" data-start=\"2140\"\u003eKeep parts clean and ordered:\u003c\/strong\u003e Dirt or swapped parts can cause immediate sealing\/cycling issues; lay components out in sequence.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2415\" data-start=\"2274\"\u003e\n\u003cp data-end=\"2415\" data-start=\"2276\"\u003e\u003cstrong data-end=\"2307\" data-start=\"2276\"\u003eInspect related components:\u003c\/strong\u003e Check balls\/seats, gaskets\/O-rings, and sealing faces—don’t rely on a new spring to fix damaged hardware.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2568\" data-start=\"2416\"\u003e\n\u003cp data-end=\"2568\" data-start=\"2418\"\u003e\u003cstrong data-end=\"2437\" data-start=\"2418\"\u003eTest gradually:\u003c\/strong\u003e Reassemble, then bring air pressure up slowly and confirm smooth cycling and leak-free operation before returning to full service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong data-is-last-node=\"\" data-end=\"2628\" data-start=\"2575\"\u003eASAB – Engineered for Performance, Built to Last.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"Australian Spray \u0026 Blast","offers":[{"title":"Default Title","offer_id":48355220324567,"sku":"ASAB-SDDP42-18","price":7.62,"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-18-thimble-spring","provider":"Australian Spray \u0026 Blast","version":"1.0","type":"link"}