TAPTITE II® screw TT78 - hex-flange head

TAPTITE II® trilobular screws with hexagonal head and TORX recess.
TAPTITE II® screw TT78 - hex-flange head
Product overview
TAPTITE II® thread rolling screws create a high performance nut into steel and light alloys and offer great opportunities for cost reduction as it eliminates the need of pre-tap and all associated cost. Only 15% of all assembly costs corresponds to the screw. TAPTITE II® screws are specially design to reduce the remaining 85%. Apart from the references available in stock, we produce customised screws to fit your exact requirements. To improve their functionality, TAPTITE II® screws can be produced under different head styles, recess, dimensions and coating configuration.
Download documents
List of references
Reference
410TT78
48TT78
510TT78
512TT78
612TT78
616TT78
Diameter [mm]
4
4
5
5
6
6
Length [mm]
10
8
10
12
12
16
Screw material
Steel
Steel
Steel
Steel
Steel
Steel
Clamp length [mm]
9
9
-
-
-
-
Washer thickness [mm]
3.5
3.5
-
-
-
-
Thread
Trilobular
Trilobular
Trilobular
Trilobular
Trilobular
Trilobular
Material
Metal
Metal
Metal
Metal
Metal
Metal
Packaging units
2500
2500
1250
1250
500
500
Packaging type.
Bag
Bag
Bag
Bag
Bag
Bag
Applications
  • Automotive components
  • Electronics
  • Electrical accessories
  • Electrical appliances
  • Household appliances
  • Lighting
  • Lighting
  • Engines
Further specifications

Key features:

  • Eliminates the need for additional locking elements, reducing costs
  • No pre-tapping and other associated costs when using machine screws
  • Lamination-formed thread avoids chipping and ensures high pull-out and stripping resistance
  • Minimum effort to start threading and reduced torque
  • High tightening torque maintains compression of joint
Base materials
Suitable materials
Steel
Steel

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