Hex head screw plugs with shoulder, metric fine thread
BN 439 - without sealing ring
DIN 910
| Headform | 
            Headform
            Hexagonal with collar
 | 
| Drive | 
            Drive
            Hexagon
 | 
| Material | 
            Material
            Steel
 | 
| Surface | 
            Surface
            zinc plated blue
 | 
| Version | 
            Version
            without sealing ring
 | 
All features
Standard
Additional information
Features
| Headform | 
            Headform
            Hexagonal with collar
 | 
| Drive | 
            Drive
            Hexagon
 | 
| Material | 
            Material
            Steel
 | 
| Surface | 
            Surface
            zinc plated blue
 | 
| Version | 
            Version
            without sealing ring
 | 
BN 44 - DIN 908
Hex socket screw plugs metric fine thread - without sealing ring - Steel - zinc plated blue
BN 444 - DIN 7604 A
Hex head screw plugs with shoulder, metric fine thread - short thread - Steel - zinc plated blue
BN 445 - DIN 7604 C
Hex head screw plugs with shoulder, metric fine thread - long thread - Steel - zinc plated blue
Suitable for this
BN 447 - DIN 7603 A
Sealing rings for fittings and screw plugs - Copper - plain
BN 449 - DIN 7603 A
Sealing rings for fittings and screw plugs - Vulcanized fiber
BN 450 - DIN 7603 A
Sealing rings for fittings and screw plugs - Aluminum - plain