DIN 906 is Internal drive pipe plugs - Conical thread
DIN 906 standard specifies dimensions, masses and technical delivery conditions for pipe plugs which are intended to be screwed into holes with parallel thread as specified in DIN 158-1, DIN 3858, DIN EN ISO 228-1 and DIN ISO 261.
NOTE 1 Since tightness is a function of pressure, temperature, the materials involved and the fluid with which the threaded parts are in contact, such connections cannot be assumed to be tight. Therefore, it is recommended that a sealant or seal ring should be provided, particularly where the hole has a thread as specified in DIN ISO 261.
NOTE 2 For pipe plugs for use in gas and water supply systems, see the Technische Regeln für Gasinstallationen (DVGW-TRGI) (DVGW Codes of practice for gas installations)1) and DIN 1988-2.
Standard references:
DVGW G 600 : 2008 SUPP 2014 TECHNICAL SPECIFICATIONS FOR GAS INSTALLATIONS (DVGW-TRGI)
DIN EN 10087 : 1999 FREE-CUTTING STEELS - TECHNICAL DELIVERY CONDITIONS FOR SEMI-FINISHED PRODUCTS, HOT ROLLED BARS AND RODS
DIN 5586 : 1989 COMPRESSED AIR EQUIPMENT FOR RAIL VEHICLES - LOCKING SCREWS WITH COLLAR AND VENT
DIN ISO 8992 : 2005 FASTENERS; GENERAL REQUIREMENTS FOR BOLTS, SCREWS, STUDS AND NUTS
DIN 908 : 2012 INTERNAL DRIVE SCREW PLUGS WITH COLLAR - CYLINDRICAL THREAD
DIN EN 10277-3 : 2008 BRIGHT STEEL PRODUCTS - TECHNICAL DELIVERY CONDITIONS - PART 3: FREE-CUTTING STEELS
DIN EN 28839 : 1991 MECHANICAL PROPERTIES OF FASTENERS - BOLTS, SCREWS STUDS AND NUTS MADE OF NON-FERROUS METALS
DIN EN ISO 3269 : 2000 FASTENERS - ACCEPTANCE INSPECTION
DIN EN ISO 4759-1 : 2001 TOLERANCES FOR FASTENERS - PART 1: BOLTS, SCREWS, STUDS AND NUTS - PRODUCT GRADES A, B AND C
DIN 909 : 2012 HEXAGON HEAD PIPE PLUGS - CONICAL THREAD
DIN 158-1 : 1997 METRIC EXTERNAL TAPER SCREW THREADS AND MATING INTERNAL PARALLEL SCREW THREADS - PART 1: NOMINAL SIZES, LIMIT DEVIATIONS, LIMITS OF SIZE AND VERIFICATION
DIN EN 26157-3 : 1991 FASTENERS - SURFACE DISCONTINUITIES - BOLTS, SCREWS AND STUDS SUBJECT FOR SPECIAL REQUIREMENTS
DIN ISO 261 : 1999 ISO GENERAL PURPOSE METRIC SCREW THREADS - GENERAL PLAN
DIN EN ISO 3506-1 : 2010 MECHANICAL PROPERTIES OF CORROSION-RESISTANT STAINLESS STEEL FASTENERS - PART 1: BOLTS, SCREWS AND STUDS
DIN 3858 : 2005 WHITWORTH PIPE THREADS FOR PIPE UNIONS - PARALLEL INTERNAL THREAD AND TAPER EXTERNAL THREAD - DIMENSIONS
DIN EN ISO 3506-3 : 2010 MECHANICAL PROPERTIES OF CORROSION-RESISTANT STAINLESS STEEL FASTENERS - PART 3: SET SCREW AND SIMILAR FASTENERS NOT UNDER TENSILE STRESS
ISO 9974-4 : 2016 CONNECTIONS FOR GENERAL USE AND FLUID POWER - PORTS AND STUD ENDS WITH ISO 261 THREADS WITH ELASTOMERIC OR METAL-TO-METAL SEALING - PART 4: DIMENSIONS, DESIGN, TEST METHODS AND REQUIREMENTS FOR EXTERNAL HEX AND INTERNAL HEX PORT PLUGS
DIN EN ISO 225 : 2011 FASTENERS - BOLTS, SCREWS, STUDS AND NUTS - SYMBOLS AND DESCRIPTIONS OF DIMENSIONS
DIN 267-2 : 2016 FASTENERS - TECHNICAL SPECIFICATION, SURFACE ROUGHNESS FOR PRODUCT CLASSES A AND B
DIN EN ISO 10664 : 2015 HEXALOBULAR INTERNAL DRIVING FEATURE FOR BOLTS AND SCREWS (ISO 10664:2014)
DIN EN ISO 228-1 : 2003 PIPE THREADS WHERE PRESSURE-TIGHT JOINTS ARE NOT MADE ON THE THREADS - PART 1: DIMENSIONS, TOLERANCES AND DESIGNATION
DIN 910 : 2012 HEXAGON HEAD SCREW PLUGS WITH COLLAR - CYLINDRICAL THREAD
DIN 1988-2 : 1988 CODES OF PRACTICE FOR DRINKING WATER INSTALLATIONS (TRWI) - PLANNING AND OPERATION - COMPONENT PARTS, APPARATUS, MATERIALS - DVGW CODE OF PRACTICE
DIN EN ISO 3506-2 : 2010 MECHANICAL PROPERTIES OF CORROSION-RESISTANT STAINLESS STEEL FASTENERS - PART 2: NUTS
DIN ISO 2768-1 : 1991 GENERAL TOLERANCES - TOLERANCES FOR LINEAR AND ANGULAR DIMENSIONS WITHOUT INDIVIDUAL TOLERANCE INDICATIONS
DIN EN 10263-2 : 2014 STEEL ROD, BARS AND WIRE FOR COLD HEADING AND COLD EXTRUSION - PART 2: TECHNICAL DELIVERY CONDITIONS FOR STEELS NOT INTENDED FOR HEAT TREATMENT AFTER COLD WORKING
DIN EN ISO 4042 : 2001 FASTENERS - ELECTROPLATED COATINGS
DIN 7604 : 2016 HEXAGON HEAD SCREW PLUGS - LIGHT TYPE - CYLINDRICAL THREAD
DIN EN ISO 10683 : 2016 FASTENERS - NON-ELECTROLYTICALLY APPLIED ZINC FLAKE COATINGS (ISO 10683:2014)
DIN 34824 : 2007 12 POINT SOCKET FOR BOLTS AND SCREWS