{"title":"Simpson MB1518 Pressure Washer Parts \u0026 Accessories","description":"\u003cdiv class=\"pw-parts-hub\"\u003e\n\u003ch2\u003eSimpson MB1518 Pressure Washer Parts \u0026amp; Accessories\u003c\/h2\u003e\n\u003cp\u003eGenuine Simpson® OEM parts, compatible replacements, and accessories for the \u003cstrong\u003eSimpson MB1518 Mini Brute 1500 PSI at 1.8 GPM with Triplex Pump Hot Water Professional Electric Pressure Washer\u003c\/strong\u003e. Everything on this page is confirmed to fit the Simpson MB1518.\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-mini-brute-1500-psi-1-8-gpm-diesel-fired-hot-water-pressure-washer\"\u003eShop the Simpson MB1518 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\/7111522-11x17-2.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\/MB1518012A_60363_Sell-Sheet.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\/Simpson_IndustrialCatalog_2026_07142026.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\/60363-MB1518.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 MB1518\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7108134\u003c\/strong\u003e — \u003ca href=\"\/products\/simpson%C2%AE-5-000-psi-spray-gun-for-gas-pressure-washers\"\u003eGUN,5075PSI 12GPM 3\/8 FNPT IN 1\/4 FNPT\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7102207\u003c\/strong\u003e — \u003ca href=\"\/products\/hose-with-filter-fna-7102207\"\u003eKIT, SVC ASSY SOAP HOSE W\/PLASTIC FILTER\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7110265\u003c\/strong\u003e — \u003ca href=\"\/products\/fna-7110265-aaa-oem-outlet-connector\"\u003eWATER OUTLET KIT\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7110329\u003c\/strong\u003e — \u003ca href=\"\/products\/simpson-7110329-water-inlet-kit\"\u003eWATER INLET KIT\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\"\u003eTHERMAL RELIEF VALVE, 1\/4\" NPT\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 MB1518:\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 MB1518 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®-mini-brute-1500-psi-1-8-gpm-diesel-fired-hot-water-pressure-washer","title":"Simpson MB1518 Mini Brute 1500 PSI at 1.8 GPM with Triplex Pump Hot Water Professional Electric Pressure Washer","description":"\u003cp\u003e\u003cspan\u003eThe Simpson 60363 Mini Brute hot water pressure washer is perfect for deep cleaning construction equipment, commercial sites, and government buildings, delivering 1,500 PSI for tough jobs. It’s diesel-fired burner increases the water temperature by 100°F for more efficient and effective cleaning. The 3\/8″ x 50′ steel-braided Armor hose offers flexibility, and the 36″ wand with quick-connect tips allows for easy nozzle changes. Powered by a 120V motor and industrial pump, this durable unit produces 1.8 GPM of high-pressure water and features 13″ pneumatic wheels for easy transport.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e120V Heavy-duty induction motor system plugs into any three (3) prong, grounded and 15 amp circuit for indoor cleaning convenience\u003c\/li\u003e\n\u003cli\u003eBurner fuel tank: 4.0 gal. diesel\u003c\/li\u003e\n\u003cli\u003eHorizontal heat exchanger and burner on\/off rocker switch, thermostat control, and hour meter\u003c\/li\u003e\n\u003cli\u003eReliable AAA\u003csup\u003e®\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003etriplex pump with safety relief valve, external unloader with bypass hose\u003c\/li\u003e\n\u003cli\u003eDirect drive\u003c\/li\u003e\n\u003cli\u003eArmor 50 ft. high-temperature hose is flexible and abrasion-resistant with a non-marring polyurethane outer jacket (with QC fittings)\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 1 1\/2 round tubular welded steel frame construction with a powder-coated finish for durability and corrosion resistance\u003c\/li\u003e\n\u003cli\u003e13 in. Premium pneumatic for increased mobility across various terrains\u003c\/li\u003e\n\u003cli\u003e4 Quick connect nozzle tips, 15°, 25°, 40°, and soap to use for a variety of cleaning applications\u003c\/li\u003e\n\u003cli\u003e36 in. Insulated grip lance for operator comfort and control\u003c\/li\u003e\n\u003cli\u003eHeat-resistant spray gun (up to 320°F)\u003c\/li\u003e\n\u003cli\u003eIncludes a 15 amp high limit switch and 35 ft. GFCI cord\u003c\/li\u003e\n\u003cli\u003eUnit Dimensions: L 34 in. x W 24 in. x H 42 in.\u003c\/li\u003e\n\u003cli\u003eUnit Weight: 277 lbs.\u003c\/li\u003e\n\u003cli\u003eImages shown may vary from the actual unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003cth style=\"text-align: center; padding: 10px; border: 1px solid #ddd;\" colspan=\"2\"\u003eProduct Specs\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eUPC (Online)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e879399008559\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePower Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eElectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eDrive Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDirect\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eGPM\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAAA Triplex Pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAAA® triplex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eHose\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eArmor 3\/8-in. x 50-ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eGun\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eM22 connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e36 in. Insulated grip lance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eNozzles\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4 Quick connect nozzle tips: 15°, 25°, 40° and soap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTires\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 in. Premium pneumatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eFrame\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWelded steel construction frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eSeries\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBrute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"SIMPSON®","offers":[{"title":"Default Title","offer_id":14782308876323,"sku":"60363","price":2799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/files\/MB1518_60363_45R-2-1536x1536.jpg?v=1774462899"},{"product_id":"simpson®-5-000-psi-spray-gun-for-gas-pressure-washers","title":"SIMPSON® 5,000 psi Spray Gun for Gas Pressure Washers","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp itemprop=\"description\"\u003eThis replacement gun is rated up to 5,000 PSI, making it the ideal replacement for almost every gas-powered hot- or cold-water pressure washer. The comfortable gun-style trigger makes it easy to operate all day without inducing fatigue in the operator's hands. A safety clasp is located on the trigger to lock-off the gun from being accidentally activated. Use this with either the 36 in. or 48 in. lance when replacing your pressure washer lance and gun.\u003c\/p\u003e\n\u003cul class=\"list\"\u003e\n\u003cli class=\"list__item\"\u003eAssembled dimension: 4 in. W x 12 in. D x 9 in. H\u003c\/li\u003e\n\u003cli class=\"list__item\"\u003eStainless steel and brass valves and connectors\u003c\/li\u003e\n\u003cli class=\"list__item\"\u003e3\/8 in. NPT female connection for high pressure hose\u003c\/li\u003e\n\u003cli class=\"list__item\"\u003eFor gas pressure washers up to 5,000 psi\u003c\/li\u003e\n\u003cli class=\"list__item\"\u003eErgonomic designed handle is constructed of high impact polymers for years of rugged use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"TablePress\" data-table=\"7735\"\u003e\u003c\/div\u003e","brand":"SIMPSON®","offers":[{"title":"Default Title","offer_id":31100477571095,"sku":"7108134","price":72.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/products\/simpson-pressure-washer-spray-guns-7100393-64_1000.jpg?v=1584715339"},{"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":"fna-7110265-aaa-oem-outlet-connector","title":"FNA 7110265  AAA \u0026 OEM Outlet Connector w\/ O-Ring","description":"FNA 7110265  AAA \u0026amp; OEM Outlet Connector w\/ O-ring","brand":"SIMPSON®","offers":[{"title":"Default Title","offer_id":31715639689239,"sku":"7110265","price":13.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0019\/0880\/1571\/products\/7110265-2.jpg?v=1648855401"},{"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-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-mb1518-pressure-washer-parts\/2000-3500.oembed","provider":"Pittsburgh Spray","version":"1.0","type":"link"}