{"title":"Simpson ALH3425 Pressure Washer Parts \u0026 Accessories","description":"\u003cdiv class=\"pw-parts-hub\"\u003e\n\u003ch2\u003eSimpson ALH3425 Pressure Washer Parts \u0026amp; Accessories\u003c\/h2\u003e\n\u003cp\u003eGenuine Simpson® OEM parts, compatible replacements, and accessories for the \u003cstrong\u003e3600 PSI @ 2.5 GPM Cold Water Direct Drive Gas Pressure Washer by SIMPSON\u003c\/strong\u003e. Everything on this page is confirmed to fit the Simpson ALH3425.\u003c\/p\u003e\n\n\u003ch3\u003eThe machine\u003c\/h3\u003e\n\u003cp\u003eNeed to replace the whole unit? \u003ca href=\"\/products\/simpson%C2%AE-aluminum-series-3600-psi-2-5-gpm-gas-pressure-washer\"\u003eShop the Simpson ALH3425 pressure washer here →\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eOwner’s manual \u0026amp; parts diagram\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e📘 \u003cstrong\u003eOwner’s manual (PDF):\u003c\/strong\u003e \u003ca href=\"https:\/\/simpsoncleaning.com\/wp-content\/uploads\/7110421-6.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload →\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e📘 \u003cstrong\u003eOwner’s manual (PDF):\u003c\/strong\u003e \u003ca href=\"https:\/\/simpsoncleaning.com\/wp-content\/uploads\/7110421NOCA-11x17-1.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload →\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e📘 \u003cstrong\u003eOwner’s manual (PDF):\u003c\/strong\u003e \u003ca href=\"https:\/\/simpsoncleaning.com\/wp-content\/uploads\/7105500.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload →\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e📄 \u003cstrong\u003eFull parts diagram (PDF):\u003c\/strong\u003e \u003ca href=\"https:\/\/simpsoncleaning.com\/wp-content\/uploads\/60689-ALH3425.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload the full exploded diagram →\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe three parts that fail first (most-requested)\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplacement pump\u003c\/strong\u003e — the most common wear item after 300-500 hours or freeze damage. Check the parts diagram for the exact model.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplacement pressure hose\u003c\/strong\u003e — 3\/8\" wire-braid hose. Shop \u003ca href=\"\/collections\/simpson-pressure-washer-hose\"\u003eSimpson pressure washer hoses →\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplacement wand \/ lance\u003c\/strong\u003e — cracked, bent, or corroded wands are the #1 field-replaceable item after nozzles.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eGenuine Simpson OEM parts we stock for the ALH3425\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7102207\u003c\/strong\u003e — \u003ca href=\"\/products\/hose-with-filter-fna-7102207\"\u003eHOSE 5\/16\" X 35' X 3700PSI MORFLEX M22\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7103550\u003c\/strong\u003e — \u003ca href=\"\/products\/fna-wand-spray-gun-16\"\u003eTOOL, NOZZLE CLEANING, UNIVERSAL\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7103292\u003c\/strong\u003e — \u003ca href=\"\/products\/fna-7103292-foot-kit-pack-of-2\"\u003ePOWER WASHER WHEEL, 4\" x 10\" BLK W\/ 5\/8\" BRG\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7111659\u003c\/strong\u003e — \u003ca href=\"\/products\/simpson-7111659-wheel-mounting-kit\"\u003eBASE FRAME, SVC ASSY W\/ LABELS ALUMINUM\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7107941\u003c\/strong\u003e — \u003ca href=\"\/products\/simpson-7107941-knob-handle-bolts\"\u003eHARDWARE KIT, PUMP MOUNTING\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7110329\u003c\/strong\u003e — \u003ca href=\"\/products\/simpson-7110329-water-inlet-kit\"\u003eTHERMAL RELIEF VALVE\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7101359\u003c\/strong\u003e — \u003ca href=\"\/products\/simpson-7101359-ew-1-4-in-npt-thermal-relief-valve\"\u003eHANDLE TUBE, ALUMINUM\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible replacement categories\u003c\/h3\u003e\n\u003cp\u003eFor hoses, wands, guns, and pumps we also stock third-party replacements that fit the ALH3425:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/simpson-pressure-washer-hose\"\u003eSimpson-compatible pressure washer hoses\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-guns-wands-and-extensions\"\u003ePressure washer guns, wands \u0026amp; extensions\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-quick-connects\"\u003ePressure washer quick-connect nozzles \u0026amp; couplers\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/triplex-pressure-washer-pumps\"\u003eTriplex plunger replacement pumps\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/pumps\"\u003eFull pressure washer pump catalog\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eDon’t see the part you need?\u003c\/em\u003e Call us at \u003ca href=\"tel:4127444004\"\u003e412-744-4004\u003c\/a\u003e — we can order most Simpson OEM parts direct from the factory.\u003c\/p\u003e\n\n\u003cp style=\"margin-top:24px;font-size:13px;color:#666;\"\u003ePittsburgh Spray Equipment has been the region’s pressure washer service specialist since 1947. Questions on your ALH3425 or need help identifying the right part? Call \u003ca href=\"tel:4127444004\"\u003e412-744-4004\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"simpson®-aluminum-series-3600-psi-2-5-gpm-gas-pressure-washer","title":"3600 PSI @ 2.5 GPM Cold Water Direct Drive Gas Pressure Washer by SIMPSON","description":"\u003cp\u003e\u003cstrong\u003eNOTE: THIS UNIT CANNOT BE SHIPPED TO CALIFORNIA DUE TO 49-STATE LAW.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDescription:\u003c\/p\u003e\n\u003cul class=\"product-features\"\u003e\n\u003cli\u003e3600 PSI @ 2.5 GPM\u003c\/li\u003e\n\u003cli\u003eHONDA® GX200 engine with low oil shutdown\u003c\/li\u003e\n\u003cli\u003eAAA™ Industrial triplex plunger pump\u003c\/li\u003e\n\u003cli\u003eMorFlex™ hose 5\/16\" x 35' is non-marring, kink and abrasion resistant and equipped with threaded M22 connection\u003c\/li\u003e\n\u003cli\u003eErgonomic spray gun designed for comfort and control\u003c\/li\u003e\n\u003cli\u003e5 Quick connect nozzle tips: 0°, 15°, 25°, 40°, and Soap\u003c\/li\u003e\n\u003cli\u003eHeavy-duty aircraft grade aluminum frame with brushed extruded aluminum tubing\u003c\/li\u003e\n\u003cli\u003e10\" Premium pneumatic tires\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIncludes:\u003c\/p\u003e\n\u003cul class=\"product-features\"\u003e\n\u003cli\u003ePressure Washer\u003c\/li\u003e\n\u003cli\u003eHose\u003c\/li\u003e\n\u003cli\u003eGun\u003c\/li\u003e\n\u003cli\u003eWand\u003c\/li\u003e\n\u003cli\u003e5 Quick connect nozzle tips\u003c\/li\u003e\n\u003cli\u003eDetergent siphon tube with a filter\u003c\/li\u003e\n\u003cli\u003eEngine oil\u003c\/li\u003e\n\u003cli\u003eQuick start set up guide\u003c\/li\u003e\n\u003cli\u003eOwner's manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWarranty Details:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3 Year limited HONDA GX commercial engine warranty\u003c\/li\u003e\n\u003cli\u003e5 Year limited pump warranty\u003c\/li\u003e\n\u003cli\u003e10 Year limited frame warranty\u003c\/li\u003e\n\u003cli\u003e90 Day limited accessory warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"TablePress\" data-table=\"2508\"\u003e\u003c\/div\u003e","brand":"SIMPSON®","offers":[{"title":"Default Title","offer_id":14774960521251,"sku":"ALH3425","price":729.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/products\/ALH3425_45La-1500x1500.jpg?v=1562110361"},{"product_id":"simpson-7101359-ew-1-4-in-npt-thermal-relief-valve","title":"Simpson 7101359 - EW 1\/4 in. NPT Thermal Relief Valve","description":"Simpson 7101359 - EW 1\/4 in. NPT Thermal Relief Valve\u003cbr\u003e\u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003eFlow 8 GPM 30 L\/min · Pressure (Maximum) 90 PSI 6.2 bar · Continuous Temperature 140 ºF 60 ºC · Inlet 1\/4\"\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e(Replaces \u003cspan data-mce-fragment=\"1\"\u003e7110287)\u003c\/span\u003e","brand":"SIMPSON®","offers":[{"title":"Default Title","offer_id":31271044218903,"sku":"7101359","price":10.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/products\/Screenshot_20_071533d8-e6fe-4ba5-9280-817ddb911bf3.png?v=1621525833"},{"product_id":"simpson-7107941-knob-handle-bolts","title":"Simpson 7107941  Knob Handle Bolt","description":"Simpson 7107941  Knob Handle Bolt","brand":"SIMPSON®","offers":[{"title":"Default Title","offer_id":31575290118167,"sku":"7107941","price":8.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/products\/71z84C0EZEL._AC_SL1500.jpg?v=1674508279"},{"product_id":"fna-7103292-foot-kit-pack-of-2","title":"FNA 7103292 Foot Kit Assembly","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eFOOT KIT, SERVICE ASSEMBLY (Pack of 2) includes:\u003cbr\u003e1 x 0.625 X 1.50 O.D. FOOT (sku \u003cmeta charset=\"utf-8\"\u003e7119355)\u003cbr\u003e1 x 1\/4-14 X 1.00 SCREW (sku 7115716)\u003c\/p\u003e","brand":"FNA","offers":[{"title":"Default Title","offer_id":31739914813463,"sku":"7103292","price":9.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/products\/5140095-03.jpg?v=1651446719"},{"product_id":"fna-wand-spray-gun-16","title":"FNA Wand-Spray Gun 16\"","description":"","brand":"FNA","offers":[{"title":"Default Title","offer_id":31754503618583,"sku":"7103550","price":14.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/products\/download_2b50fea6-a1a6-4201-9d1c-890f2ec7edaf.jpg?v=1599754540"},{"product_id":"hose-with-filter-fna-7102207","title":"Hose with Filter FNA-7102207","description":"Hose with Filter FNA-7102207","brand":"SIMPSON®","offers":[{"title":"Default Title","offer_id":39552774045887,"sku":"7102207","price":13.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/products\/7102207.jpg?v=1669957234"},{"product_id":"simpson-7111659-wheel-mounting-kit","title":"Simpson 7111659   Wheel Mounting Kit","description":"Fits MegaShot 2700","brand":"SIMPSON®","offers":[{"title":"Default Title","offer_id":40258803957951,"sku":"7111659","price":16.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/products\/Simpson-PartOP_d7474129-e5dd-4284-a32a-9aa4cae8b293.jpg?v=1626814047"},{"product_id":"simpson-7110329-water-inlet-kit","title":"SIMPSON 7110329 Water Inlet Kit","description":"","brand":"SIMPSON®","offers":[{"title":"Default Title","offer_id":41352141930687,"sku":"7110329","price":11.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/files\/Screenshot-2023-05-26T014007.031.png?v=1685050820"}],"url":"https:\/\/pittsburghsprayequip.com\/collections\/simpson-alh3425-pressure-washer-parts\/500-1000.oembed","provider":"Pittsburgh Spray","version":"1.0","type":"link"}