{"title":"Metric Flat Head Socket Pipe Plugs (DIN 908) - Stainless Steel (A2)","description":"\u003ch1\u003eMetric Flat Head Socket Pipe Plugs (DIN 908) — Stainless Steel A2 (SUS304)\u003c\/h1\u003e\n\n\u003cp\u003eFULLERKREG DIN 908 metric flat head socket pipe plugs are manufactured from A2 stainless steel (SUS304) to Grade A2-70, with a whitened and passivated surface finish. The flat (parallel) metric thread combined with the flat sealing face requires a copper or aluminium sealing washer (not included) to achieve a pressure-tight seal — making these plugs ideal for hydraulic systems, pneumatic equipment, machine tools, and fluid power applications where a reusable, leak-free port closure is required.\u003c\/p\u003e\n\n\u003cp\u003eThe internal hexagon (Allen key) drive allows installation and removal in recessed or confined spaces where a standard hex head plug cannot be accessed.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN 908\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetric straight (parallel) thread per ISO 261 \/ DIN 13\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHead Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlat head (flush) with internal hexagon (Allen key) drive\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSealing Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlat face — requires copper or aluminium sealing washer (DIN 7603)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA2 Stainless Steel \/ SUS304 \/ 1.4301\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGrade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA2-70\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhitened \u0026amp; Passivated\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM10 × 1 — M52 × 2\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrive Tool\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal hexagon (Allen key) per ISO 2936\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelated Standard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN 906 (tapered thread socket plug)  |  DIN 910 (hex head pipe plug)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Gallery\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:25%; text-align:center; padding:12px;\"\u003e[Product Photo 1]\u003c\/td\u003e\n      \u003ctd style=\"width:25%; text-align:center; padding:12px;\"\u003e[Product Photo 2]\u003c\/td\u003e\n      \u003ctd style=\"width:25%; text-align:center; padding:12px;\"\u003e[Product Photo 3]\u003c\/td\u003e\n      \u003ctd style=\"width:25%; text-align:center; padding:12px;\"\u003e[Product Photo 4]\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDimensional Data — DIN 908 Metric Socket Pipe Plugs\u003c\/h2\u003e\n\u003cp\u003eAll dimensions in millimeters (mm). Data per DIN 908 standard. Verify against current standard before use in safety-critical applications.\u003c\/p\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eThread (d)\u003c\/th\u003e\n      \u003cth\u003ePitch (mm)\u003c\/th\u003e\n      \u003cth\u003es — A\/F (mm)\u003c\/th\u003e\n      \u003cth\u003ee — A\/C (mm)\u003c\/th\u003e\n      \u003cth\u003ek — Head Height (mm)\u003c\/th\u003e\n      \u003cth\u003et — Socket Depth (mm)\u003c\/th\u003e\n      \u003cth\u003eSealing Ø (mm)\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM10\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003ctd\u003e19.6\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM12\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e21.9\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM14\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003ctd\u003e25.4\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM16\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003e27.7\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM18\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e27\u003c\/td\u003e\n\u003ctd\u003e31.2\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM20\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e34.6\u003c\/td\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM22\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003ctd\u003e36.9\u003c\/td\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM24\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e36\u003c\/td\u003e\n\u003ctd\u003e41.6\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM26\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e36\u003c\/td\u003e\n\u003ctd\u003e41.6\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e26\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM27\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e41\u003c\/td\u003e\n\u003ctd\u003e47.3\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e27\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM30\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e46\u003c\/td\u003e\n\u003ctd\u003e53.1\u003c\/td\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM33\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e57.7\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e33\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM36\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003ctd\u003e63.5\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM38\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003ctd\u003e63.5\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e38\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM42\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e75.1\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e42\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM45\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003ctd\u003e80.8\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM48\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e86.6\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e48\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM52\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e92.4\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e52\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003e* s = across flats (A\/F); e = across corners (A\/C); k = head height; t = minimum socket depth. All dimensions per DIN 908. For full tolerance tables refer to the complete standard.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eAllen Key (Hex Key) Size Reference\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eThread\u003c\/th\u003e\n      \u003cth\u003eM10\u003c\/th\u003e\n      \u003cth\u003eM12\u003c\/th\u003e\n      \u003cth\u003eM14\u003c\/th\u003e\n      \u003cth\u003eM16\u003c\/th\u003e\n      \u003cth\u003eM18\u003c\/th\u003e\n      \u003cth\u003eM20\u003c\/th\u003e\n      \u003cth\u003eM22\u003c\/th\u003e\n      \u003cth\u003eM24\u003c\/th\u003e\n      \u003cth\u003eM27\u003c\/th\u003e\n      \u003cth\u003eM30\u003c\/th\u003e\n      \u003cth\u003eM33\u003c\/th\u003e\n      \u003cth\u003eM36\u003c\/th\u003e\n      \u003cth\u003eM42\u003c\/th\u003e\n      \u003cth\u003eM48\u003c\/th\u003e\n      \u003cth\u003eM52\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eHex Key (mm)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e14\u003c\/td\u003e\n      \u003ctd\u003e17\u003c\/td\u003e\n      \u003ctd\u003e19\u003c\/td\u003e\n      \u003ctd\u003e22\u003c\/td\u003e\n      \u003ctd\u003e24\u003c\/td\u003e\n      \u003ctd\u003e27\u003c\/td\u003e\n      \u003ctd\u003e30\u003c\/td\u003e\n      \u003ctd\u003e32\u003c\/td\u003e\n      \u003ctd\u003e36\u003c\/td\u003e\n      \u003ctd\u003e41\u003c\/td\u003e\n      \u003ctd\u003e46\u003c\/td\u003e\n      \u003ctd\u003e50\u003c\/td\u003e\n      \u003ctd\u003e55\u003c\/td\u003e\n      \u003ctd\u003e65\u003c\/td\u003e\n      \u003ctd\u003e70\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eMaterial \u0026amp; Grade Properties\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eProperty\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMaterial Designation\u003c\/td\u003e\n\u003ctd\u003eA2 \/ SUS304 \/ 1.4301 \/ 0Cr18Ni9\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eProperty Class\u003c\/td\u003e\n\u003ctd\u003eA2-70\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTensile Strength (Rm)\u003c\/td\u003e\n\u003ctd\u003e≥ 700 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e0.2% Proof Stress (Rp0.2)\u003c\/td\u003e\n\u003ctd\u003e≥ 450 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHardness\u003c\/td\u003e\n\u003ctd\u003e≤ 250 HV\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCorrosion Resistance\u003c\/td\u003e\n\u003ctd\u003eGood — suitable for general outdoor, food, and mild chemical environments\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMagnetic\u003c\/td\u003e\n\u003ctd\u003eSlightly magnetic after cold working\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSurface Finish\u003c\/td\u003e\n\u003ctd\u003eWhitened \u0026amp; Passivated (electropolished appearance)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e−50°C to +300°C (continuous service)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eSealing \u0026amp; Installation Notes\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread type:\u003c\/strong\u003e Metric straight (parallel) — does NOT self-seal. A sealing washer is mandatory for pressure-tight installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRecommended sealing washer:\u003c\/strong\u003e Copper (DIN 7603 Form A) or aluminium sealing washer — sized to match thread diameter.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTorque:\u003c\/strong\u003e Apply recommended torque per thread size. Over-torquing may damage the sealing face or thread.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePTFE tape:\u003c\/strong\u003e Not recommended as primary sealant for metric straight thread — use a proper sealing washer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRe-use:\u003c\/strong\u003e Replace sealing washer on each re-installation to ensure leak-free seal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrive tool:\u003c\/strong\u003e Use a correctly sized, high-quality hex key or hex bit socket. Worn or undersized keys risk rounding the socket.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread engagement:\u003c\/strong\u003e Ensure full thread engagement before torquing to avoid cross-threading.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDIN 908 vs DIN 906 vs DIN 910 — Which Plug to Choose?\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eFeature\u003c\/th\u003e\n      \u003cth\u003eDIN 908 (This Product)\u003c\/th\u003e\n      \u003cth\u003eDIN 906\u003c\/th\u003e\n      \u003cth\u003eDIN 910\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDrive\u003c\/td\u003e\n\u003ctd\u003eInternal hex (Allen key)\u003c\/td\u003e\n\u003ctd\u003eInternal hex (Allen key)\u003c\/td\u003e\n\u003ctd\u003eExternal hex (wrench)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eThread\u003c\/td\u003e\n\u003ctd\u003eMetric straight (parallel)\u003c\/td\u003e\n\u003ctd\u003eMetric tapered \/ BSPT\u003c\/td\u003e\n\u003ctd\u003eMetric straight \/ BSPP\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSealing\u003c\/td\u003e\n\u003ctd\u003eFlat face — sealing washer required\u003c\/td\u003e\n\u003ctd\u003eTaper thread self-seals\u003c\/td\u003e\n\u003ctd\u003eFlat face — sealing washer required\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHead Profile\u003c\/td\u003e\n\u003ctd\u003eFlat \/ flush head\u003c\/td\u003e\n\u003ctd\u003eFlat \/ flush head\u003c\/td\u003e\n\u003ctd\u003eRaised hex head\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAccess\u003c\/td\u003e\n\u003ctd\u003eRecessed \/ confined spaces\u003c\/td\u003e\n\u003ctd\u003eRecessed \/ confined spaces\u003c\/td\u003e\n\u003ctd\u003eOpen access required\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRe-usability\u003c\/td\u003e\n\u003ctd\u003eHigh — replace washer each time\u003c\/td\u003e\n\u003ctd\u003eGood — PTFE tape on re-use\u003c\/td\u003e\n\u003ctd\u003eHigh — replace washer each time\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTypical Use\u003c\/td\u003e\n\u003ctd\u003eHydraulic manifolds, machine tools, metric ports\u003c\/td\u003e\n\u003ctd\u003eGeneral fluid sealing, metric \u0026amp; BSP ports\u003c\/td\u003e\n\u003ctd\u003eHigh-torque ports, open-access locations\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e🔧 \u003cstrong\u003eHydraulic systems\u003c\/strong\u003e — sealing unused ports on manifolds, cylinders, and valve blocks\u003c\/li\u003e\n  \u003cli\u003e💨 \u003cstrong\u003ePneumatic equipment\u003c\/strong\u003e — closing unused ports on pneumatic valves, actuators, and fittings\u003c\/li\u003e\n  \u003cli\u003e⚙️ \u003cstrong\u003eMachine tools \u0026amp; CNC equipment\u003c\/strong\u003e — sealing coolant and lubrication circuit ports\u003c\/li\u003e\n  \u003cli\u003e🏭 \u003cstrong\u003eIndustrial machinery\u003c\/strong\u003e — oil and fluid circuit port closures in stainless-required environments\u003c\/li\u003e\n  \u003cli\u003e🌊 \u003cstrong\u003eMarine \u0026amp; food processing\u003c\/strong\u003e — where A2 stainless corrosion resistance is required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Does DIN 908 require a sealing washer?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes. DIN 908 uses a straight (parallel) metric thread with a flat sealing face. Unlike tapered thread plugs (DIN 906), it does not self-seal — a copper or aluminium sealing washer (DIN 7603) must be used to achieve a pressure-tight seal.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between DIN 908 and DIN 906?\u003c\/strong\u003e\u003cbr\u003e\nA: DIN 906 uses a tapered thread (metric taper or BSPT) that self-seals through thread interference. DIN 908 uses a straight metric thread with a flat face seal — requiring a sealing washer but offering more precise thread engagement and easier re-use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What Allen key size do I need?\u003c\/strong\u003e\u003cbr\u003e\nA: The hex key size equals the across-flats (s) dimension of the plug head. For example: M16 plug uses a 22mm hex key, M20 uses 27mm, M24 uses 32mm. See the Allen Key Size Reference table above.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is A2 stainless suitable for seawater applications?\u003c\/strong\u003e\u003cbr\u003e\nA: A2 (SUS304) provides good general corrosion resistance but is not recommended for continuous seawater or high-chloride immersion. For marine and offshore applications, specify A4 (SUS316) grade instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What pressure rating do DIN 908 plugs have?\u003c\/strong\u003e\u003cbr\u003e\nA: Pressure rating depends on thread size, material, and installation quality. Consult your system engineer for application-specific pressure ratings. FULLERKREG can provide material test reports on request.\u003c\/p\u003e","products":[],"url":"https:\/\/www.fullerkr.com\/collections\/metric-flat-head-socket-pipe-plugs-din-908-stainless-steel-a2.oembed","provider":"Fullerkreg Fasteners","version":"1.0","type":"link"}