#4-40 Stainless Steel Security Torx with Pin Button Head Machine Screws
Diameter - Thread Pitch: #4-40
#4-40 Torx security button head machine screws
- Torx (with pin) drive add security to machine screws by using an uncommon drive
- Less likely to strip than Phillips when installed correctly
- Primarily for metal to metal applications
- 18-8 Stainless steel is the fastener industry standard adding rust and corrosion resistance to an assembly
Product Specifications
Body Diameter
#4 (Max 0.1112 - Min 0.1061)
Color
Silver
Corrosion Resistant
Yes
Diameter
#4
Drive Style
Torx Tamper Proof
Head Diameter
Max 0.208 - Min 0.200
Head Height Max
0.06
Head Style
Button
Material
Stainless Steel 18-8
Product Type
Tamper Proof Machine Screws
Security Fastener
Yes
Thread Direction
Right Hand
Thread Pitch (Count)
40
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Torx TP Drive
T-8
Select Package Quantity
#4-40 x 1/4"
SKU #840002
1
$0.28 (0.28/ea)
$0.28 (0.28/ea)
25
$6.50 (0.26/ea)
$6.50 (0.26/ea)
100
$23.00 (0.23/ea)
$23.00 (0.23/ea)
1000
$190.00 (0.19/ea)
$190.00 (0.19/ea)
#4-40 x 3/8"
SKU #840012
1
$0.31 (0.31/ea)
$0.31 (0.31/ea)
25
$7.00 (0.28/ea)
$7.00 (0.28/ea)
100
$25.00 (0.25/ea)
$25.00 (0.25/ea)
1000
$200.00 (0.20/ea)
$200.00 (0.20/ea)
#4-40 x 1/2"
SKU #840022
1
$0.33 (0.33/ea)
$0.33 (0.33/ea)
25
$7.50 (0.30/ea)
$7.50 (0.30/ea)
100
$28.00 (0.28/ea)
$28.00 (0.28/ea)
1000
$220.00 (0.22/ea)
$220.00 (0.22/ea)
