1/4"-28 X 1/2" Flat Head Socket Cap Screws, UNRF Fine Thread, Alloy Steel, Black Oxide, Holo-Krome

PART NUMBER:
HK026-1428X12X532-000500
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  • Superior quality parts by Holo-Krome, made in the U.S.A.
  • Socket cap screws are precision fasteners often used in machine parts, die fixturing and clamping.
  • Flat countersunk head screws sit flush with the surface of the material they are inserted into.
  • An internal hex socket drive is also known as an Allen drive.
  • Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.
DIMENSIONAL ATTRIBUTES
  • Diameter (Nominal): 1/4"
  • Thread Pitch: 28
  • Diameter (Dimension): 0.25"
  • Length (Nominal): 1/2"
  • Drive Size: 5/32"
PRODUCT ATTRIBUTES
  • Category: Socket Head Cap Screws
  • System of Measurement: Inch
  • Brand: Holo-Krome®
  • Head Style: Flat Countersunk Head
  • Head Style Detail: 82 Degree Countersink
  • Drive Style: Hex Socket Drive
  • Pitch: UNRF Fine Thread
  • Threading: Thread Class 3A
  • Thread Direction: Right-Hand Thread
  • Material: Steel
  • Material Grade: Alloy Steel
  • Material Processes: Heat Treated
  • Coating: Oxidized
  • Coating Color: Black
  • Origin: Made in U.S.A.
  • Standards and Specifications: ANSI B18.3 and ASTM F835
Product UPC Code:
692559886206
Head Style Detail:
82 Degree Countersink
Brand:
Holo-Krome(r)
Standards and Specifications:
ANSI B18.3 and ASTM F835
Thread Pitch:
28
Diameter (Nominal):
1/4"
Drive Style:
Hex Socket Drive
Shop by Application:
Socket Products
Category:
Socket Head Cap Screws
Origin:
Made in U.S.A.
Threading:
Thread Class 3A
System of Measurement:
Inch
Pitch:
UNRF Fine Thread
Coating:
Oxidized
Order:
Machine Thread Fasteners
Shop by Material:
Steel
Coating Color:
Black
Thread Direction:
Right-Hand Thread
Product Class:
Externally Threaded Fasteners
Diameter (Dimension):
0.25"
Material:
Steel
Recess Size:
5/32"
Shop by System of Measurement:
Inch
Material Grade:
Alloy Steel
Length (Nominal):
1/2"
Material Processes:
Heat Treated
Head Style:
Flat Countersunk Head
  • Description
    • Superior quality parts by Holo-Krome, made in the U.S.A.
    • Socket cap screws are precision fasteners often used in machine parts, die fixturing and clamping.
    • Flat countersunk head screws sit flush with the surface of the material they are inserted into.
    • An internal hex socket drive is also known as an Allen drive.
    • Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.
    DIMENSIONAL ATTRIBUTES
    • Diameter (Nominal): 1/4"
    • Thread Pitch: 28
    • Diameter (Dimension): 0.25"
    • Length (Nominal): 1/2"
    • Drive Size: 5/32"
    PRODUCT ATTRIBUTES
    • Category: Socket Head Cap Screws
    • System of Measurement: Inch
    • Brand: Holo-Krome®
    • Head Style: Flat Countersunk Head
    • Head Style Detail: 82 Degree Countersink
    • Drive Style: Hex Socket Drive
    • Pitch: UNRF Fine Thread
    • Threading: Thread Class 3A
    • Thread Direction: Right-Hand Thread
    • Material: Steel
    • Material Grade: Alloy Steel
    • Material Processes: Heat Treated
    • Coating: Oxidized
    • Coating Color: Black
    • Origin: Made in U.S.A.
    • Standards and Specifications: ANSI B18.3 and ASTM F835
    Product UPC Code:
    692559886206

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