TAPTITE II® screw TT78 - hex-flange head

TAPTITE II® trilobular screws with hexagonal head and TORX recess.
TAPTITE II® TT78 screw hexagonal 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.
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List of references
Filters
Screw diameter [mm]
4
5
6
Close
Screw length [mm]
10
8
12
16
Close
Reference
410TT78
48TT78
510TT78
512TT78
612TT78
616TT78
Diameter [mm]
4
4
5
5
6
6
Length [mm]
10
8
10
12
12
16
Screw diameter [mm]
4
4
5
5
6
6
Screw 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
-
-
-
-
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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