{"product_id":"kq2s04m3g","title":"SMC KQ2S04M3G (KQ2S04-M3G) - Hexagon Socket Head Male Connector, ø4 mm tube, M3×0.5 hex socket male connector","description":"\u003cp\u003eSMC KQ2S04M3G Hexagon Socket Head Male Connector — ø4 mm tube to M3 male connector with hex socket head, stainless steel 303 male thread. KQ2S Series metric size One-touch fitting hexagon socket head male connector. Applicable tubing O.D. ø4 mm, connection thread M3×0.5, thread material stainless steel 303 (connection thread \/ only male thread and M3). Recessed hex socket head allows compact close-pitch installation. Usable in vacuum to -100 kPa up to 1 MPa.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMPN:\u003c\/strong\u003e KQ2S04-M3G · \u003cstrong\u003eSKU:\u003c\/strong\u003e KQ2S04M3G\u003c\/p\u003e\u003ch2\u003eKQ2S04-M3G Applications\u003c\/h2\u003e\u003cp\u003eThe KQ2S04-M3G is a straight hexagon socket head male connector joining ø4 mm tubing to an M3×0.5 female port. The recessed hex-socket head is tightened with a hex key, allowing fittings to be mounted close together in dense manifolds and compact assemblies. Its stainless steel 303 male thread adds corrosion resistance for the small M3 connection. The one-touch push-in end and special profile seal give tool-free tube connection with leak-tight sealing from -100 kPa vacuum up to 1 MPa.\u003c\/p\u003e\u003ch2\u003eKQ2S04-M3G Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSMC\u003c\/td\u003e\n\u003ctd\u003eManufacturer Part No.\u003c\/td\u003e\n\u003ctd\u003eKQ2S04-M3G\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eKQ2\u003c\/td\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eHexagon Socket Head Male Connector (One-touch)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eSize Type\u003c\/td\u003e\n\u003ctd\u003eMetric\u003c\/td\u003e\n\u003ctd\u003eTube O.D.\u003c\/td\u003e\n\u003ctd\u003eø4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eThread\u003c\/td\u003e\n\u003ctd\u003eM3×0.5\u003c\/td\u003e\n\u003ctd\u003eThread Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel 303 (Male Thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOperating Pressure\u003c\/td\u003e\n\u003ctd\u003e-100 kPa to 1 MPa\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cstyle\u003e.ha-2col{display:grid;grid-template-columns:1fr 1fr;gap:44px;margin-top:34px;align-items:start}@media(max-width:768px){.ha-2col{grid-template-columns:1fr;gap:28px}}.ha-xref{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 10px}.ha-xref-item{border:1px solid #e8e8e8;border-left:3px solid #e05a1e;border-radius:8px;padding:9px 16px;background:#fafafa;min-width:150px}.ha-xref-brand{display:block;font-size:11px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;color:#e05a1e}.ha-xref-model{display:block;font-size:14.5px;font-weight:600;color:#1a1a1a;margin-top:2px}.ha-xref-note{font-size:12.5px;color:#777;margin:0}.ha-dl{display:inline-flex;align-items:center;gap:14px;background:#e05a1e;color:#fff!important;text-decoration:none!important;font-weight:700;font-size:15px;line-height:1.2;padding:15px 28px;border-radius:10px;box-shadow:0 3px 12px rgba(224,90,30,.28);transition:transform .16s,box-shadow .16s,background .16s}.ha-dl:hover{background:#c44d18;box-shadow:0 6px 18px rgba(224,90,30,.40);transform:translateY(-2px)}.ha-dl-ic{display:flex;align-items:center;justify-content:center;width:38px;height:38px;background:rgba(255,255,255,.18);border-radius:8px;flex-shrink:0}.ha-dl small{display:block;font-size:11.5px;font-weight:500;opacity:.92;letter-spacing:.3px;margin-top:2px}\u003c\/style\u003e\u003cdiv class=\"ha-2col\"\u003e\u003cdiv class=\"ha-col\"\u003e\n\u003ch2\u003eKQ2S04-M3G Datasheet \u0026amp; Manual\u003c\/h2\u003e\n\u003ca class=\"ha-dl\" href=\"https:\/\/www.smcworld.com\/webcatalog\/s3s\/en-jp\/detail?partNumber=KQ2S04-M3G\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"ha-dl-ic\"\u003e\u003csvg width=\"22\" height=\"22\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#fff\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4\"\u003e\u003c\/path\u003e\u003cpolyline points=\"7 10 12 15 17 10\"\u003e\u003c\/polyline\u003e\u003cline x1=\"12\" y1=\"15\" x2=\"12\" y2=\"3\"\u003e\u003c\/line\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan\u003eDownload Datasheet \u0026amp; Manual\u003csmall\u003eSMC KQ2S04M3G · PDF · Official SMC document\u003c\/small\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"SMC","offers":[{"title":"Default Title","offer_id":48103791952046,"sku":"KQ2S04M3G","price":10.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/7221\/5982\/files\/12_12_2025_15_33_49_KQ2S04_M3G_SMC.png?v=1784196240","url":"https:\/\/hydroair.ae\/products\/kq2s04m3g","provider":"HydroAir","version":"1.0","type":"link"}