#4-40 Star Drive 6-Lobe Truss Head Machine Screw 18-8 Stainless Steel

#4-40 Stainless Steel Star Drive Truss Head Machine Screws

Diameter - Thread Pitch: #4-40


  • The Star Drive is designed to lower the chance of stripping than a Phillips drive during a proper installation
  • A machine screw is commonly identified by its small size
  • Allows more torque to be applied to a screw without risk or stripping
  • Truss heads are used to distribute surface pressure of the screw and may help prevent accidental loosening of the screw
  • Rust and corrosion resistant
  • Fastener industry standard material
  • Suitable for freshwater moisture environments

#4-40 Star drive truss head machine screws are available in grade 18-8 stainless steel.

Select Products Below See Product Specifications

NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Star Drive 6-Lobe Truss Head Machine Screw 18-8SS - #4-40 x 1/4"
SKU #1080-060-0002
Star Drive 6-Lobe Truss Head Machine Screw 18-8SS - #4-40 x 1/4"
SKU #1080-060-0002
1
$0.16 (0.16/ea)
100
$13.00 (0.13/ea)
1000
$90.00 (0.09/ea)
Subtotal: $0.00 /
Star Drive 6-Lobe Truss Head Machine Screw 18-8SS - #4-40 x 5/16"
SKU #1080-060-0012
Star Drive 6-Lobe Truss Head Machine Screw 18-8SS - #4-40 x 5/16"
SKU #1080-060-0012
1
$0.18 (0.18/ea)
100
$15.00 (0.15/ea)
1000
$110.00 (0.11/ea)
Subtotal: $0.00 /
Star Drive 6-Lobe Truss Head Machine Screw 18-8SS - #4-40 x 3/8"
SKU #1080-060-0022
Star Drive 6-Lobe Truss Head Machine Screw 18-8SS - #4-40 x 3/8"
SKU #1080-060-0022
1
$0.18 (0.18/ea)
100
$15.00 (0.15/ea)
1000
$110.00 (0.11/ea)
Subtotal: $0.00 /
Star Drive 6-Lobe Truss Head Machine Screw 18-8SS - #4-40 x 1/2"
SKU #1080-060-0032
Star Drive 6-Lobe Truss Head Machine Screw 18-8SS - #4-40 x 1/2"
SKU #1080-060-0032
1
$0.20 (0.2/ea)
100
$16.00 (0.16/ea)
1000
$120.00 (0.12/ea)
Subtotal: $0.00 /



FREQUENTLY USED WITH

1
$0.95 (0.95/ea)
10
$9.00 (0.9/ea)
50
$39.50 (0.79/ea)
Subtotal: $0.00 /
1
$0.07 (0.07/ea)
100
$4.00 (0.04/ea)
1000
$30.00 (0.03/ea)
Subtotal: $0.00 /
1
$0.07 (0.07/ea)
100
$2.00 (0.02/ea)
1000
$10.00 (0.01/ea)
Subtotal: $0.00 /

Product Specifications
Color
Silver
Corrosion Resistant
Yes
Drive Style
Star
Grade
18-8
Head Diameter
Max 0.257 - Min 0.241
Head Style
Truss
Material
Stainless Steel
Overall Head Height
Max 0.069 - Min 0.059
Product Type
Torx 6 Lobe Truss Head Machine Screw
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Thread Pitch (Count)
40 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Torx Drive
T-10