{"product_id":"pnr-1-4-mnpt-15-5-5-stainless-steel-spray-nozzle-pressure-washer-replacement-nozzle","title":"PNR 1\/4\" MNPT 15° 5.5 Stainless Steel Spray Nozzle – Pressure Washer Replacement Nozzle","description":"\u003cdiv class=\"\" data-turn-id-container=\"b5339738-a650-4847-b490-317cbf5cb006\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--sticky-padding-top)\" dir=\"auto\" data-turn-id=\"b5339738-a650-4847-b490-317cbf5cb006\" data-turn-id-container=\"b5339738-a650-4847-b490-317cbf5cb006\" data-testid=\"conversation-turn-283\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a41e0a9-6a1c-83ea-8a2f-44e0120c15c3-110\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a41e0a9-6a1c-83ea-8a2f-44e0120c15c3-110\" data-turn-id-container=\"request-6a41e0a9-6a1c-83ea-8a2f-44e0120c15c3-110\" data-testid=\"conversation-turn-284\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" 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\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"30495c0f-3827-4d67-a358-76a13ee107a9\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"211\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e 7644\u003cbr data-start=\"21\" data-end=\"24\"\u003e\u003cstrong data-start=\"24\" data-end=\"37\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Accessories → Spray Nozzles → High-Pressure Spray Nozzles\u003cbr data-start=\"111\" data-end=\"114\"\u003e\u003cstrong data-start=\"114\" data-end=\"123\"\u003eType:\u003c\/strong\u003e PNR 1\/4\" MNPT 15° 5.5 Stainless Steel Spray Nozzle – Pressure Washer Replacement Nozzle\u003c\/p\u003e\n\u003chr data-start=\"213\" data-end=\"216\"\u003e\n\u003cp data-start=\"309\" data-end=\"765\"\u003eThe \u003cstrong data-start=\"313\" data-end=\"362\"\u003ePNR Stainless Steel Spray Nozzle (Part #7644)\u003c\/strong\u003e is a genuine OEM high-pressure replacement nozzle engineered for commercial, industrial, agricultural, and residential pressure washing applications. Featuring a \u003cstrong data-start=\"525\" data-end=\"556\"\u003e15-degree fan spray pattern\u003c\/strong\u003e and a \u003cstrong data-start=\"563\" data-end=\"578\"\u003e5.5 orifice\u003c\/strong\u003e, this nozzle produces a concentrated, high-impact spray that delivers superior cleaning power for removing stubborn dirt, grease, oil, mud, mildew, and heavy grime from durable surfaces.\u003c\/p\u003e\n\u003chr data-start=\"1469\" data-end=\"1472\"\u003e\n\u003ch1 data-section-id=\"1oef6j8\" data-start=\"1474\" data-end=\"1499\"\u003eKey Features \u0026amp; Benefits\u003c\/h1\u003e\n\u003cul data-start=\"1501\" data-end=\"1944\"\u003e\n\u003cli data-section-id=\"1gsvlen\" data-start=\"1501\" data-end=\"1545\"\u003eGenuine PNR OEM high-pressure spray nozzle\u003c\/li\u003e\n\u003cli data-section-id=\"17n08lj\" data-start=\"1546\" data-end=\"1565\"\u003ePart Number: 7644\u003c\/li\u003e\n\u003cli data-section-id=\"188ek7g\" data-start=\"1566\" data-end=\"1602\"\u003eConcentrated 15° fan spray pattern\u003c\/li\u003e\n\u003cli data-section-id=\"1aoe5cu\" data-start=\"1603\" data-end=\"1621\"\u003e5.5 orifice size\u003c\/li\u003e\n\u003cli data-section-id=\"fuouy9\" data-start=\"1622\" data-end=\"1644\"\u003e1\/4\" MNPT connection\u003c\/li\u003e\n\u003cli data-section-id=\"12d6xbx\" data-start=\"1645\" data-end=\"1689\"\u003eManufactured from AISI 416 stainless steel\u003c\/li\u003e\n\u003cli data-section-id=\"67axqw\" data-start=\"1690\" data-end=\"1743\"\u003ePrecision-machined for consistent spray performance\u003c\/li\u003e\n\u003cli data-section-id=\"xetxaj\" data-start=\"1744\" data-end=\"1774\"\u003eCorrosion and wear resistant\u003c\/li\u003e\n\u003cli data-section-id=\"1sigmw2\" data-start=\"1775\" data-end=\"1840\"\u003eExcellent for removing stubborn dirt, grease, and heavy buildup\u003c\/li\u003e\n\u003cli data-section-id=\"ppouq6\" data-start=\"1841\" data-end=\"1895\"\u003eIdeal for commercial and industrial pressure washing\u003c\/li\u003e\n\u003cli data-section-id=\"1aojapk\" data-start=\"1896\" data-end=\"1944\"\u003eOEM-quality construction for long service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1946\" data-end=\"1949\"\u003e\n\u003ch1 data-section-id=\"zjxypn\" data-start=\"1951\" data-end=\"1977\"\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cp data-start=\"1979\" data-end=\"2000\"\u003e\u003cstrong data-start=\"1979\" data-end=\"1995\"\u003ePart Number:\u003c\/strong\u003e 7644\u003c\/p\u003e\n\u003cp data-start=\"2002\" data-end=\"2023\"\u003e\u003cstrong data-start=\"2002\" data-end=\"2019\"\u003eManufacturer:\u003c\/strong\u003e PNR\u003c\/p\u003e\n\u003cp data-start=\"2025\" data-end=\"2069\"\u003e\u003cstrong data-start=\"2025\" data-end=\"2042\"\u003eProduct Type:\u003c\/strong\u003e High-Pressure Spray Nozzle\u003c\/p\u003e\n\u003cp data-start=\"2071\" data-end=\"2097\"\u003e\u003cstrong data-start=\"2071\" data-end=\"2087\"\u003eThread Size:\u003c\/strong\u003e 1\/4\" MNPT\u003c\/p\u003e\n\u003cp data-start=\"2099\" data-end=\"2121\"\u003e\u003cstrong data-start=\"2099\" data-end=\"2117\"\u003eSpray Pattern:\u003c\/strong\u003e 15°\u003c\/p\u003e\n\u003cp data-start=\"2123\" data-end=\"2144\"\u003e\u003cstrong data-start=\"2123\" data-end=\"2140\"\u003eOrifice Size:\u003c\/strong\u003e 5.5\u003c\/p\u003e\n\u003cp data-start=\"2146\" data-end=\"2166\"\u003e\u003cstrong data-start=\"2146\" data-end=\"2162\"\u003eNozzle Size:\u003c\/strong\u003e 5.5\u003c\/p\u003e\n\u003cp data-start=\"2168\" data-end=\"2206\"\u003e\u003cstrong data-start=\"2168\" data-end=\"2181\"\u003eMaterial:\u003c\/strong\u003e AISI 416 Stainless Steel\u003c\/p\u003e\n\u003cp data-start=\"2208\" data-end=\"2232\"\u003e\u003cstrong data-start=\"2208\" data-end=\"2228\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003chr data-start=\"2234\" data-end=\"2237\"\u003e\n\u003ch1 data-section-id=\"1w7a361\" data-start=\"2239\" data-end=\"2264\"\u003eCompatible Applications\u003c\/h1\u003e\n\u003cp data-start=\"2266\" data-end=\"2288\"\u003eSuitable for use with:\u003c\/p\u003e\n\u003cul data-start=\"2290\" data-end=\"2579\"\u003e\n\u003cli data-section-id=\"16nptjl\" data-start=\"2290\" data-end=\"2318\"\u003ePressure washer spray guns\u003c\/li\u003e\n\u003cli data-section-id=\"1luhrht\" data-start=\"2319\" data-end=\"2348\"\u003ePressure washer spray wands\u003c\/li\u003e\n\u003cli data-section-id=\"1igfj9d\" data-start=\"2349\" data-end=\"2373\"\u003ePressure washer lances\u003c\/li\u003e\n\u003cli data-section-id=\"1ftw8hk\" data-start=\"2374\" data-end=\"2403\"\u003eCommercial pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"1wpc0sg\" data-start=\"2404\" data-end=\"2435\"\u003eIndustrial cleaning equipment\u003c\/li\u003e\n\u003cli data-section-id=\"167zffo\" data-start=\"2436\" data-end=\"2462\"\u003eHeavy equipment cleaning\u003c\/li\u003e\n\u003cli data-section-id=\"1mlmuus\" data-start=\"2463\" data-end=\"2494\"\u003eConcrete and masonry cleaning\u003c\/li\u003e\n\u003cli data-section-id=\"9bm7jy\" data-start=\"2495\" data-end=\"2528\"\u003eAgricultural equipment cleaning\u003c\/li\u003e\n\u003cli data-section-id=\"xkh8e3\" data-start=\"2529\" data-end=\"2544\"\u003eFleet washing\u003c\/li\u003e\n\u003cli data-section-id=\"e2hged\" data-start=\"2545\" data-end=\"2579\"\u003eGeneral-purpose pressure washing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2581\" data-end=\"2691\"\u003eAlways verify the thread size, nozzle size, operating pressure, and machine flow requirements before ordering.\u003c\/p\u003e\n\u003chr data-start=\"2693\" data-end=\"2696\"\u003e\n\u003ch1 data-section-id=\"1lug2ol\" data-start=\"2698\" data-end=\"2728\"\u003eFunction of the Spray Nozzle\u003c\/h1\u003e\n\u003cp data-start=\"2730\" data-end=\"2762\"\u003eThe PNR 7644 spray nozzle helps:\u003c\/p\u003e\n\u003cul data-start=\"2764\" data-end=\"3057\"\u003e\n\u003cli data-section-id=\"qa2wnt\" data-start=\"2764\" data-end=\"2820\"\u003eProduce a concentrated \u003cstrong data-start=\"2789\" data-end=\"2820\"\u003e15° high-pressure fan spray\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"d79ca\" data-start=\"2821\" data-end=\"2872\"\u003eRemove stubborn dirt, grease, oil, mud, and grime\u003c\/li\u003e\n\u003cli data-section-id=\"1uqb6mc\" data-start=\"2873\" data-end=\"2945\"\u003eDeliver aggressive cleaning performance with moderate surface coverage\u003c\/li\u003e\n\u003cli data-section-id=\"b6cvxh\" data-start=\"2946\" data-end=\"3001\"\u003eMaintain consistent operating pressure and water flow\u003c\/li\u003e\n\u003cli data-section-id=\"vxkhq5\" data-start=\"3002\" data-end=\"3057\"\u003eImprove cleaning efficiency on hard, durable surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3059\" data-end=\"3265\"\u003eIts \u003cstrong data-start=\"3063\" data-end=\"3084\"\u003e15° spray pattern\u003c\/strong\u003e provides greater cleaning force than wider fan nozzles, making it well suited for concrete, industrial equipment, construction machinery, and other demanding cleaning applications.\u003c\/p\u003e\n\u003chr data-start=\"3267\" data-end=\"3270\"\u003e\n\u003ch1 data-section-id=\"mqxmo4\" data-start=\"3272\" data-end=\"3308\"\u003eCommon Signs Replacement Is Needed\u003c\/h1\u003e\n\u003cp data-start=\"3310\" data-end=\"3343\"\u003eReplace the nozzle if you notice:\u003c\/p\u003e\n\u003cul data-start=\"3345\" data-end=\"3553\"\u003e\n\u003cli data-section-id=\"19qzzkl\" data-start=\"3345\" data-end=\"3380\"\u003eUneven or distorted spray pattern\u003c\/li\u003e\n\u003cli data-section-id=\"irubn0\" data-start=\"3381\" data-end=\"3408\"\u003eReduced cleaning pressure\u003c\/li\u003e\n\u003cli data-section-id=\"zgl1b2\" data-start=\"3409\" data-end=\"3435\"\u003eWorn or enlarged orifice\u003c\/li\u003e\n\u003cli data-section-id=\"1py6wf5\" data-start=\"3436\" data-end=\"3452\"\u003eClogged nozzle\u003c\/li\u003e\n\u003cli data-section-id=\"jrcflm\" data-start=\"3453\" data-end=\"3470\"\u003eDamaged threads\u003c\/li\u003e\n\u003cli data-section-id=\"rilljn\" data-start=\"3471\" data-end=\"3501\"\u003eCorrosion or physical damage\u003c\/li\u003e\n\u003cli data-section-id=\"v1b4hb\" data-start=\"3502\" data-end=\"3553\"\u003eIncreased water consumption caused by nozzle wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3555\" data-end=\"3655\"\u003eReplacing a worn nozzle restores proper operating pressure, spray pattern, and cleaning performance.\u003c\/p\u003e\n\u003chr data-start=\"3657\" data-end=\"3660\"\u003e\n\u003ch1 data-section-id=\"1547z5u\" data-start=\"3662\" data-end=\"3692\"\u003eInstallation \u0026amp; Service Notes\u003c\/h1\u003e\n\u003cul data-start=\"3694\" data-end=\"4172\"\u003e\n\u003cli data-section-id=\"11kc57g\" data-start=\"3694\" data-end=\"3781\"\u003eTurn off the pressure washer and relieve system pressure before replacing the nozzle.\u003c\/li\u003e\n\u003cli data-section-id=\"chyrnk\" data-start=\"3782\" data-end=\"3864\"\u003eVerify compatibility with the \u003cstrong data-start=\"3814\" data-end=\"3827\"\u003e1\/4\" MNPT\u003c\/strong\u003e connection and \u003cstrong data-start=\"3843\" data-end=\"3858\"\u003e5.5 orifice\u003c\/strong\u003e size.\u003c\/li\u003e\n\u003cli data-section-id=\"6r8m70\" data-start=\"3865\" data-end=\"3946\"\u003eInstall the nozzle securely without overtightening the stainless steel threads.\u003c\/li\u003e\n\u003cli data-section-id=\"s9arnl\" data-start=\"3947\" data-end=\"4016\"\u003eInspect the nozzle seat and threads for debris before installation.\u003c\/li\u003e\n\u003cli data-section-id=\"sff9s3\" data-start=\"4017\" data-end=\"4088\"\u003eTest the spray pattern after installation to verify proper operation.\u003c\/li\u003e\n\u003cli data-section-id=\"1hwbifp\" data-start=\"4089\" data-end=\"4172\"\u003eReplace the nozzle if wear causes pressure loss or an inconsistent spray pattern.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4174\" data-end=\"4543\"\u003e\u003cstrong data-start=\"4174\" data-end=\"4188\"\u003eImportant:\u003c\/strong\u003e Match the \u003cstrong data-start=\"4199\" data-end=\"4219\"\u003e5.5 orifice size\u003c\/strong\u003e to your pressure washer's GPM and PSI specifications to maintain proper operating pressure and cleaning performance. The \u003cstrong data-start=\"4341\" data-end=\"4362\"\u003e15° spray pattern\u003c\/strong\u003e is intended for durable surfaces and should be used with caution on painted finishes, soft wood, delicate materials, or other surfaces that may be damaged by concentrated pressure.\u003c\/p\u003e\n\u003chr data-start=\"4545\" data-end=\"4548\"\u003e\n\u003ch1 data-section-id=\"16tfrdt\" data-start=\"4550\" data-end=\"4579\"\u003eMaintenance Recommendations\u003c\/h1\u003e\n\u003cul data-start=\"4581\" data-end=\"5021\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"u8jjrd\" data-start=\"4581\" data-end=\"4632\"\u003eFlush the nozzle with clean water after each use.\u003c\/li\u003e\n\u003cli data-section-id=\"1cr9d0k\" data-start=\"4633\" data-end=\"4703\"\u003eInspect the orifice regularly for mineral deposits, debris, or wear.\u003c\/li\u003e\n\u003cli data-section-id=\"sleph7\" data-start=\"4704\" data-end=\"4840\"\u003eClean clogged nozzles using an approved nozzle cleaning tool—avoid using wire or sharp objects that may enlarge the precision orifice.\u003c\/li\u003e\n\u003cli data-section-id=\"1sw4nsg\" data-start=\"4841\" data-end=\"4901\"\u003eStore the nozzle in a clean, dry location when not in use.\u003c\/li\u003e\n\u003cli data-section-id=\"qt9elf\" data-start=\"4902\" data-end=\"5021\" data-is-last-node=\"\"\u003eUse only genuine OEM replacement nozzles to maintain proper spray pattern, operating pressure, and long service life.\u003c\/li\u003e\n\u003c\/ul\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\/section\u003e\n\u003c\/div\u003e","brand":"PNR","offers":[{"title":"Default Title","offer_id":53454896660843,"sku":null,"price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/7644_A1_web_1.webp?v=1783086467","url":"https:\/\/generalsprayers.com\/products\/pnr-1-4-mnpt-15-5-5-stainless-steel-spray-nozzle-pressure-washer-replacement-nozzle","provider":"GeneralSprayers","version":"1.0","type":"link"}