Round head screw with square neck DIN 603, steel, strength class 8.8, zinc-plated, blue passivated (A2K)
DIN 603 steel 8.8, zinc plated
SCR-MHD-DIN603-8.8-(A2K)-M12X25
Register now and access more than 125,000 products
The flat square neck fixes the round head screw e.g. in a slot and allows tightening from the nut side without counter-tensioning.
Datasheets(X)
CAD data (available after login)
Use in timber construction, especially carpentry, pre-fabricated housing, vehicle construction (e.g. truck load platforms), boat building, trade fair construction, scaffolding, for heavy, separable transport racks or machines crates, transport crates for sea transport. Used to join wooden parts or wood and metal parts. The square neck is sunk into the wood. Bore diameter is dependent on thread dimension. For joining wood to wood, a larger washer must be placed under the nut, e.g. a wood construction washer.
 | |
Thread type x nominal diameter (d1) | M12 |
Length (l1) | 25 mm |
Material | Steel |
Property class | 8.8 |
Surface | Zinc plated |
Head diameter (dk) | 30.65 mm |
Head height (k1) | 6.95 mm |
Square width (V) | 12.7 mm |
Square height (f) | 8.75 mm |
Standards | DIN 603 |
RoHS-compliant | Yes |
Head type | Cup head square neck |
Head details | With square neck |
Thread type | Metric thread |
Pitch | 1.75 mm |
Thread form | Standard metric thread |
Shank diameter | 12 mm |
Product class | C |
Last viewed
Polishing set ICSS 300-P
Hexagonal bolt with thread up to the head ISO 4017, steel strength class 10.9, zinc flake, silver (ZFSHL)
Twisted rod For rivet nut setting pliers HES 510
Sanding Plate D 150 mm For ETS 150-E twin random orbital disc sanders
Hand tap, second tap HSS DIN 352
TX insert bit
Hammer drill bit cassette with SDS and Duo-S Vario drive arbor Seven pieces
Timing tool set 5 pieces, for Renault/Nissan/Opel 2.0, diesel
High-performance gas unit DIGA® CS-3
1/4 inch socket wrench insert, metric short