#4-40 Button Socket Head Screws 304 Stainless Steel

#4-40 Stainless Steel Button Head Socket Cap Screws

Screw Diameter - Thread Pitch: #4-40


#4-40 Button Head Socket Cap Screws are bolts or machine screws with a Hex or Allen drive style.

  • Commonly referred to as allen bolts, button heads, or socket head screws
  • Cylindrical head and hexagonal drive hole
  • Protrudes above the installation surface
  • Clean and unstamped domed head with a flat bottom
  • Head diameter is nominally 1.5 times or more that of the screw shank (major) diameter
  • 304 Stainless steel is corrosion and rust resistant
  • Suitable for fresh water moisture situations


Sizes Listed As:
Diameter - Thread Pitch x Length from Underside of Head

Select Products Below See Product Specifications

NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Button Socket Head Screws 304 SS - #4-40 x 1/8"
SKU #10050
Button Socket Head Screws 304 SS - #4-40 x 1/8"
SKU #10050
1
NA
25
$3.25 (0.13/ea)
100
$6.00 (0.06/ea)
1000
$50.00 (0.05/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 3/16"
SKU #10062
Button Socket Head Screws 304 SS - #4-40 x 3/16"
SKU #10062
1
NA
25
$2.75 (0.11/ea)
100
$7.00 (0.07/ea)
1000
$30.00 (0.03/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 1/4"
SKU #10002
Button Socket Head Screws 304 SS - #4-40 x 1/4"
SKU #10002
1
NA
25
$2.75 (0.11/ea)
100
$4.00 (0.04/ea)
1000
$30.00 (0.03/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 5/16"
SKU #10080
Button Socket Head Screws 304 SS - #4-40 x 5/16"
SKU #10080
1
NA
25
$2.75 (0.11/ea)
100
$7.00 (0.07/ea)
1000
$30.00 (0.03/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 3/8"
SKU #10008
Button Socket Head Screws 304 SS - #4-40 x 3/8"
SKU #10008
1
NA
25
$2.75 (0.11/ea)
100
$4.00 (0.04/ea)
1000
$30.00 (0.03/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 7/16"
SKU #10094
Button Socket Head Screws 304 SS - #4-40 x 7/16"
SKU #10094
1
NA
25
$4.75 (0.19/ea)
100
$13.00 (0.13/ea)
1000
$110.00 (0.11/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 1/2"
SKU #10014
Button Socket Head Screws 304 SS - #4-40 x 1/2"
SKU #10014
1
NA
25
$3.25 (0.13/ea)
100
$5.00 (0.05/ea)
1000
$40.00 (0.04/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 5/8"
SKU #10020
Button Socket Head Screws 304 SS - #4-40 x 5/8"
SKU #10020
1
NA
25
$3.25 (0.13/ea)
100
$5.00 (0.05/ea)
1000
$40.00 (0.04/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 3/4"
SKU #10026
Button Socket Head Screws 304 SS - #4-40 x 3/4"
SKU #10026
1
NA
25
$3.25 (0.13/ea)
100
$6.00 (0.06/ea)
1000
$50.00 (0.05/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 7/8"
SKU #10032
Button Socket Head Screws 304 SS - #4-40 x 7/8"
SKU #10032
1
NA
25
$4.00 (0.16/ea)
100
$9.00 (0.09/ea)
1000
$80.00 (0.08/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 1"
SKU #10038
Button Socket Head Screws 304 SS - #4-40 x 1"
SKU #10038
1
NA
25
$4.00 (0.16/ea)
100
$11.00 (0.11/ea)
1000
$100.00 (0.1/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 1-1/4"
SKU #10124
Button Socket Head Screws 304 SS - #4-40 x 1-1/4"
SKU #10124
1
NA
25
$5.75 (0.23/ea)
100
$21.00 (0.21/ea)
1000
$180.00 (0.18/ea)
Subtotal: $0.00 /
Button Socket Head Screws 304 SS - #4-40 x 1-1/2"
SKU #10044
Button Socket Head Screws 304 SS - #4-40 x 1-1/2"
SKU #10044
1
NA
25
$4.75 (0.19/ea)
100
$13.00 (0.13/ea)
1000
$110.00 (0.11/ea)
Subtotal: $0.00 /



FREQUENTLY USED WITH

1
$3.15 (3.15/ea)
10
$29.80 (2.98/ea)
25
$72.75 (2.91/ea)
50
$129.50 (2.59/ea)
Subtotal: $0.00 /
1
$0.25 (0.25/ea)
25
$3.25 (0.13/ea)
100
$10.00 (0.1/ea)
1000
$70.00 (0.07/ea)
Subtotal: $0.00 /
1
$0.25 (0.25/ea)
25
$3.75 (0.15/ea)
100
$13.00 (0.13/ea)
1000
$110.00 (0.11/ea)
Subtotal: $0.00 /
1
NA
25
$1.50 (0.06/ea)
100
$3.00 (0.03/ea)
1000
$20.00 (0.02/ea)
Subtotal: $0.00 /

Product Specifications
ANSI
B1.1
Color
Silver
Corrosion Resistant
Yes
Diameter
#4
Drive Style
Internal Hex (Allen)
Fit
Class 2A
FT = Full Thread
Yes
Grade
304
Head Diameter
Max 0.213 - Min 0.211
Head Height Max
0.059
Head Style
Button
Hex Drive
1/16"
Material
Stainless Steel
Overall Head Height
Max 0.059 - Min 0.051
Product Type
Socket Cap Screws
Standards Met
ANSI B1.1
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