1/2"-20 Stainless Steel Button Head Socket Cap Screws
Screw Diameter - Thread Pitch: 1/2"-20
1/2"-20 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
See Product Specifications
NA = "Not Sold In Single Quantity"
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Product Specifications
ANSI
B1.1
Color
Silver
Corrosion Resistant
Yes
Diameter
1/2"
Drive Style
Internal Hex (Allen)
Fit
Class 2A
FT = Full Thread
Yes
Grade
304
Head Diameter
Max 0.875 - Min 0.851
Head Height Max
0.265
Head Style
Button
Hex Drive
5/16"
Material
Stainless Steel
Overall Head Height
Max 0.265 - Min 0.245
Product Type
Socket Cap Screws
Standards Met
ANSI B1.1
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Thread Pitch (Count)
20 Per Inch
Thread Standard
UNF
Thread Type
Fine
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
