{"product_id":"foster-st3m3-s-steel-quick-connect-plug-3-8-mpt-fst-series-industrial-interchange","title":"Foster ST3M3-S Steel Quick Connect Plug – 3\/8\" MPT, FST Series Industrial Interchange","description":"\u003cp data-start=\"4\" data-end=\"191\"\u003e\u003cstrong data-start=\"4\" data-end=\"14\"\u003eModel:\u003c\/strong\u003e ST3M3-S\u003cbr data-start=\"22\" data-end=\"25\"\u003e\u003cstrong data-start=\"25\" data-end=\"38\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Accessories → Quick Connect Fittings\u003cbr data-start=\"91\" data-end=\"94\"\u003e\u003cstrong data-start=\"94\" data-end=\"103\"\u003eType:\u003c\/strong\u003e Foster ST3M3-S Steel Quick Connect Plug – 3\/8\" MPT, FST Series Industrial Interchange\u003c\/p\u003e\n\u003chr data-start=\"193\" data-end=\"196\"\u003e\n\u003cp data-start=\"198\" data-end=\"553\"\u003eThe \u003cstrong data-start=\"202\" data-end=\"245\"\u003eFoster ST3M3-S Steel Quick Connect Plug\u003c\/strong\u003e is a heavy-duty industrial coupling designed for \u003cstrong data-start=\"295\" data-end=\"357\"\u003ehigh-flow fluid transfer and pressure washing applications\u003c\/strong\u003e. Built to the widely used \u003cstrong data-start=\"384\" data-end=\"439\"\u003eFST (Straight-Thru) industrial interchange standard\u003c\/strong\u003e, this plug ensures compatibility with other fittings of the same series and size for reliable system integration.\u003c\/p\u003e\n\u003chr data-start=\"1249\" data-end=\"1252\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"1254\" data-end=\"1269\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"1271\" data-end=\"1788\"\u003e\n\u003cli data-section-id=\"11jtmcb\" data-start=\"1271\" data-end=\"1318\"\u003e\n\u003cp data-start=\"1273\" data-end=\"1318\"\u003eFoster \u003cstrong data-start=\"1280\" data-end=\"1316\"\u003eST3M3-S steel quick connect plug\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1np7x6m\" data-start=\"1319\" data-end=\"1355\"\u003e\n\u003cp data-start=\"1321\" data-end=\"1355\"\u003e\u003cstrong data-start=\"1321\" data-end=\"1353\"\u003e3\/8\" MPT threaded connection\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"bowejj\" data-start=\"1356\" data-end=\"1418\"\u003e\n\u003cp data-start=\"1358\" data-end=\"1418\"\u003e\u003cstrong data-start=\"1358\" data-end=\"1416\"\u003eFST Series straight-through design (no internal valve)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ybicw0\" data-start=\"1419\" data-end=\"1487\"\u003e\n\u003cp data-start=\"1421\" data-end=\"1487\"\u003eIndustrial interchange compatibility (same series\/size required)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"wibt8d\" data-start=\"1488\" data-end=\"1541\"\u003e\n\u003cp data-start=\"1490\" data-end=\"1541\"\u003eDurable \u003cstrong data-start=\"1498\" data-end=\"1520\"\u003esteel construction\u003c\/strong\u003e for heavy-duty use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1oc5h4m\" data-start=\"1542\" data-end=\"1603\"\u003e\n\u003cp data-start=\"1544\" data-end=\"1603\"\u003e\u003cstrong data-start=\"1544\" data-end=\"1571\"\u003eManual sleeve operation\u003c\/strong\u003e for secure connect\/disconnect\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ke7ncu\" data-start=\"1604\" data-end=\"1673\"\u003e\n\u003cp data-start=\"1606\" data-end=\"1673\"\u003eOptional \u003cstrong data-start=\"1615\" data-end=\"1638\"\u003eball lock mechanism\u003c\/strong\u003e to prevent accidental disconnect\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fgxbyz\" data-start=\"1674\" data-end=\"1727\"\u003e\n\u003cp data-start=\"1676\" data-end=\"1727\"\u003e\u003cstrong data-start=\"1676\" data-end=\"1692\"\u003eBuna-N seals\u003c\/strong\u003e for reliable sealing performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dxal1z\" data-start=\"1728\" data-end=\"1788\"\u003e\n\u003cp data-start=\"1730\" data-end=\"1788\"\u003eDesigned for \u003cstrong data-start=\"1743\" data-end=\"1786\"\u003emaximum flow with minimal pressure drop\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1790\" data-end=\"1793\"\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"1795\" data-end=\"1822\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp data-start=\"1824\" data-end=\"1998\"\u003e\u003cstrong data-start=\"1824\" data-end=\"1841\"\u003eProduct Name:\u003c\/strong\u003e Steel Quick Connect Plug\u003cbr data-start=\"1866\" data-end=\"1869\"\u003e\u003cstrong data-start=\"1869\" data-end=\"1879\"\u003eBrand:\u003c\/strong\u003e Foster (ZSi-Foster)\u003cbr data-start=\"1899\" data-end=\"1902\"\u003e\u003cstrong data-start=\"1902\" data-end=\"1926\"\u003eModel \/ Part Number:\u003c\/strong\u003e ST3M3-S\u003cbr data-start=\"1934\" data-end=\"1937\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1948\"\u003eSeries:\u003c\/strong\u003e ST \/ FST (Straight-Thru Industrial Interchange)\u003c\/p\u003e\n\u003cp data-start=\"2000\" data-end=\"2244\"\u003e\u003cstrong data-start=\"2000\" data-end=\"2020\"\u003eConnection Size:\u003c\/strong\u003e 3\/8\" MPT\u003cbr data-start=\"2029\" data-end=\"2032\"\u003e\u003cstrong data-start=\"2032\" data-end=\"2045\"\u003eMaterial:\u003c\/strong\u003e Steel\u003cbr data-start=\"2051\" data-end=\"2054\"\u003e\u003cstrong data-start=\"2054\" data-end=\"2072\"\u003eSeal Material:\u003c\/strong\u003e Buna-N\u003cbr data-start=\"2079\" data-end=\"2082\"\u003e\u003cstrong data-start=\"2082\" data-end=\"2101\"\u003eOperation Type:\u003c\/strong\u003e Manual Sleeve\u003cbr data-start=\"2115\" data-end=\"2118\"\u003e\u003cstrong data-start=\"2118\" data-end=\"2140\"\u003eLocking Mechanism:\u003c\/strong\u003e Ball Lock (Optional)\u003cbr data-start=\"2161\" data-end=\"2164\"\u003e\u003cstrong data-start=\"2164\" data-end=\"2180\"\u003eFlow Design:\u003c\/strong\u003e Straight-Through (No Valve)\u003cbr data-start=\"2208\" data-end=\"2211\"\u003e\u003cstrong data-start=\"2211\" data-end=\"2229\"\u003eVacuum Rating:\u003c\/strong\u003e Up to 27\" Hg\u003c\/p\u003e\n\u003cp data-start=\"2246\" data-end=\"2434\"\u003e\u003cstrong data-start=\"2246\" data-end=\"2266\"\u003ePressure Rating:\u003c\/strong\u003e Per ANSI\/B93.2-1986 (4:1 safety factor, non-shock service)\u003cbr data-start=\"2325\" data-end=\"2328\"\u003e\u003cstrong data-start=\"2328\" data-end=\"2345\"\u003eFitting Type:\u003c\/strong\u003e Quick Connect Plug\u003cbr data-start=\"2364\" data-end=\"2367\"\u003e\u003cstrong data-start=\"2367\" data-end=\"2388\"\u003eInterchange Type:\u003c\/strong\u003e Industrial Interchange\u003cbr data-start=\"2411\" data-end=\"2414\"\u003e\u003cstrong data-start=\"2414\" data-end=\"2428\"\u003eCondition:\u003c\/strong\u003e New\u003c\/p\u003e\n\u003chr data-start=\"2436\" data-end=\"2439\"\u003e\n\u003ch2 data-section-id=\"164os46\" data-start=\"2441\" data-end=\"2464\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cul data-start=\"2466\" data-end=\"2795\"\u003e\n\u003cli data-section-id=\"1lqnl8o\" data-start=\"2466\" data-end=\"2516\"\u003e\n\u003cp data-start=\"2468\" data-end=\"2516\"\u003ePressure washer hose and accessory connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1o4orj4\" data-start=\"2517\" data-end=\"2554\"\u003e\n\u003cp data-start=\"2519\" data-end=\"2554\"\u003eIndustrial fluid transfer systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"gahs81\" data-start=\"2555\" data-end=\"2599\"\u003e\n\u003cp data-start=\"2557\" data-end=\"2599\"\u003ePneumatic and hydraulic line connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3ggk81\" data-start=\"2600\" data-end=\"2639\"\u003e\n\u003cp data-start=\"2602\" data-end=\"2639\"\u003eSteam cleaning and washdown systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vc6qxj\" data-start=\"2640\" data-end=\"2698\"\u003e\n\u003cp data-start=\"2642\" data-end=\"2698\"\u003eHigh-flow applications requiring minimal pressure drop\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"936fak\" data-start=\"2699\" data-end=\"2795\"\u003e\n\u003cp data-start=\"2701\" data-end=\"2795\"\u003eApplications requiring a \u003cstrong data-start=\"2726\" data-end=\"2793\"\u003e3\/8\" MPT industrial interchange quick connect plug (FST Series)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2797\" data-end=\"2800\"\u003e\n\u003cp data-start=\"2802\" data-end=\"3015\"\u003e⚠ \u003cstrong data-start=\"2804\" data-end=\"2827\"\u003eCompatibility Note:\u003c\/strong\u003e\u003cbr data-start=\"2827\" data-end=\"2830\"\u003eOnly sockets and plugs within the \u003cstrong data-start=\"2864\" data-end=\"2888\"\u003esame series and size\u003c\/strong\u003e will connect (e.g., matching prefix digits such as 25FS with 25MPB). Ensure proper pairing for safe and effective operation.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":53015552229739,"sku":"ST3M3-S","price":2.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/ST3M3-S.png?v=1773780907","url":"https:\/\/generalsprayers.com\/products\/foster-st3m3-s-steel-quick-connect-plug-3-8-mpt-fst-series-industrial-interchange","provider":"GeneralSprayers","version":"1.0","type":"link"}