Request a Custom Part
Click image to enlarge

Flat Head Socket Cap Screws, Inch

Flat Head Socket Screws, also known as flat head cap screws, are the fastener of choice in high precision, high strength assemblies requiring a finely tooled appearance. The V-shaped 82° head allows the screw to be countersunk into the mating surface material, affording a completely flush profile. Flat head socket screws' alloy composition and heat treatment result in exceptionally high tensile and yield strength. Because of these design advantages, flat head socket screws may be comparable in strength to the next larger diameter of a common, low-carbon steel flat head machine screw. The increased strength of flat head socket cap screws means fewer screws are required in some assemblies to achieve specific clamp loads, reducing weight and cost.

Your Source for Flat Head Socket Screws in Bulk

Empire Bolt & Screw is a trusted supplier of premium fastening products, including flat head socket screws in inch and metric sizing. Request a quote today for pricing information on special orders.
 
Model Product Size Plate Feature Pkg Qty  
293021 #4-40 x 3/4" Flat Hd Socket C/S, Nylon Pellet, Black Oxide #4-40 Black Oxide Nylon Pellet 1,000
Add to
Quote
712051 #4-40 x 3/4" Flat Hd Socket C/S, 18-8 Stnlss Stl #4-40 18-8 Stnlss Stl   1,000
Add to
Quote
808095 #4-40 x 3/4" (FT) Flat Hd Socket C/S, Tamper Resistant, Black Oxide #4-40 Black Oxide Tamper Resistant 1,000
Add to
Quote
840021 #4-40 x 3/4" (FT) Flat Hd Socket C/S, Mech. Zinc #4-40 Mech. Zinc   1,000
Add to
Quote
875021 #4-40 x 3/4" (FT) Flat Hd Socket C/S, Zinc/Bake #4-40 Zinc/Bake   1,000
Add to
Quote
712052 #4-40 x 7/8" Flat Hd Socket C/S, 18-8 Stnlss Stl #4-40 18-8 Stnlss Stl   1,000
Add to
Quote
721587 #4-40 x 7/8" (FT) Flat Hd Socket C/S, Black Oxide #4-40 Black Oxide   1,000
Add to
Quote
712055 #4-40 x 1" Flat Hd Socket C/S, 18-8 Stnlss Stl #4-40 18-8 Stnlss Stl   1,000
Add to
Quote
721036 #4-40 x 1" (FT) Flat Hd Socket C/S, Black Oxide #4-40 Black Oxide   1,000
Add to
Quote
721038 #4-40 x 1-1/4" (PT) Flat Hd Socket C/S, Black Oxide #4-40 Black Oxide   1,000
Add to
Quote
721722 #4-40 x 1-1/4" (FT) Flat Hd Socket C/S, Black Oxide #4-40 Black Oxide   1,000
Add to
Quote
712030 #4-48 (UNF) x 1/4" Flat Hd Socket C/S, 18-8 Stnlss Stl #4-48 18-8 Stnlss Stl   1,000
Add to
Quote
721040 #4-48 (UNF) x 1/4" (FT) Flat Hd Socket C/S, Black Oxide #4-48 Black Oxide   1,000
Add to
Quote
721042 #4-48 (UNF) x 3/8" (FT) Flat Hd Socket C/S, Black Oxide #4-48 Black Oxide   1,000
Add to
Quote
721044 #4-48 (UNF) x 1/2" (FT) Flat Hd Socket C/S, Black Oxide #4-48 Black Oxide   1,000
Add to
Quote
721027 #4-48 (UNF) x 5/8" (FT) Flat Hd Socket C/S, Black Oxide #4-48 Black Oxide   1,000
Add to
Quote
721031 #4-48 (UNF) x 3/4" (FT) Flat Hd Socket C/S, Black Oxide #4-48 Black Oxide   1,000
Add to
Quote
721045 #4-48 (UNF) x 1" (FT) Flat Hd Socket C/S, Black Oxide #4-48 Black Oxide   1,000
Add to
Quote
210037 #5-40 x 1/8" Flat Hd Socket C/S, *USA*, Black Oxide #5-40 Black Oxide USA 1,000
Add to
Quote
721037 #5-40 x 1/8" Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
721340 #5-40 x 3/16" (FT) Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
211022 #5-40 x 1/4" Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
712058 #5-40 x 1/4" Flat Hd Socket C/S, 18-8 Stnlss Stl #5-40 18-8 Stnlss Stl   1,000
Add to
Quote
875022 #5-40 x 1/4" (FT) Flat Hd Socket C/S, Zinc/Bake #5-40 Zinc/Bake   1,000
Add to
Quote
712059 #5-40 x 5/16" Flat Hd Socket C/S, 18-8 Stnlss Stl #5-40 18-8 Stnlss Stl   1,000
Add to
Quote
721039 #5-40 x 5/16" Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
211023 #5-40 x 3/8" Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
712061 #5-40 x 3/8" Flat Hd Socket C/S, 18-8 Stnlss Stl #5-40 18-8 Stnlss Stl   1,000
Add to
Quote
875023 #5-40 x 3/8" (FT) Flat Hd Socket C/S, Zinc/Bake #5-40 Zinc/Bake   1,000
Add to
Quote
721041 #5-40 x 7/16" Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
211024 #5-40 x 1/2" Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
875024 #5-40 x 1/2" (FT) Flat Hd Socket C/S, Zinc/Bake #5-40 Zinc/Bake   1,000
Add to
Quote
721043 #5-40 x 9/16" Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
211025 #5-40 x 5/8" Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
712067 #5-40 x 5/8" Flat Hd Socket C/S, 18-8 Stnlss Stl #5-40 18-8 Stnlss Stl   1,000
Add to
Quote
875025 #5-40 x 5/8" (FT) Flat Hd Socket C/S, Zinc/Bake #5-40 Zinc/Bake   1,000
Add to
Quote
211028 #5-40 x 3/4" Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
712070 #5-40 x 3/4" Flat Hd Socket C/S, 18-8 Stnlss Stl #5-40 18-8 Stnlss Stl   1,000
Add to
Quote
875028 #5-40 x 3/4" (FT) Flat Hd Socket C/S, Zinc/Bake #5-40 Zinc/Bake   1,000
Add to
Quote
721046 #5-40 x 7/8" (FT) Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
712073 #5-40 x 1" Flat Hd Socket C/S, 18-8 Stnlss Stl #5-40 18-8 Stnlss Stl   1,000
Add to
Quote
721048 #5-40 x 1" (FT) Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
721050 #5-40 x 1-1/4" (PT) Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
210051 #5-40 x 1-1/2" (FT) Flat Hd Socket C/S, *USA*, Black Oxide #5-40 Black Oxide USA 1,000
Add to
Quote
215001 #5-40 x 1-1/2" Flat Hd Socket C/S, Nylon Patch, Black Oxide #5-40 Black Oxide Nylon Patch 1,000
Add to
Quote
712064 #5-40 x 1-1/2" Flat Hd Socket C/S, 18-8 Stnlss Stl #5-40 18-8 Stnlss Stl   1,000
Add to
Quote
721051 #5-40 x 1-1/2" (PT) Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
721701 #5-40 x 2" (FT) Flat Hd Socket C/S, Black Oxide #5-40 Black Oxide   1,000
Add to
Quote
721052 #5-44 (UNF) x 1/4" (FT) Flat Hd Socket C/S, Black Oxide #5-44 Black Oxide   1,000
Add to
Quote
721054 #5-44 (UNF) x 3/8" (FT) Flat Hd Socket C/S, Black Oxide #5-44 Black Oxide   1,000
Add to
Quote

Model:
Size:
#4-40
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
#4-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#4-40
Plate:
Black Oxide
Feature:
Tamper Resistant
Model:
Size:
#4-40
Plate:
Mech. Zinc
Model:
Size:
#4-40
Plate:
Zinc/Bake
Model:
Size:
#4-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#4-40
Plate:
Black Oxide
Model:
Size:
#4-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#4-40
Plate:
Black Oxide
Model:
Size:
#4-40
Plate:
Black Oxide
Model:
Size:
#4-40
Plate:
Black Oxide
Model:
Size:
#4-48
Plate:
18-8 Stnlss Stl
Model:
Size:
#4-48
Plate:
Black Oxide
Model:
Size:
#4-48
Plate:
Black Oxide
Model:
Size:
#4-48
Plate:
Black Oxide
Model:
Size:
#4-48
Plate:
Black Oxide
Model:
Size:
#4-48
Plate:
Black Oxide
Model:
Size:
#4-48
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Black Oxide
Feature:
USA
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#5-40
Plate:
Zinc/Bake
Model:
Size:
#5-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#5-40
Plate:
Zinc/Bake
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Zinc/Bake
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#5-40
Plate:
Zinc/Bake
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#5-40
Plate:
Zinc/Bake
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Black Oxide
Feature:
USA
Model:
Size:
#5-40
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
#5-40
Plate:
18-8 Stnlss Stl
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-40
Plate:
Black Oxide
Model:
Size:
#5-44
Plate:
Black Oxide
Model:
Size:
#5-44
Plate:
Black Oxide

Flat Head Socket Cap Screws

Flat head socket screws have a flat, countersunk head with a hexagonal socket for driving. After installation, they sit flush with the substrate's surface, providing a smooth finish. These screws offer reliable fastening and are available in various material and finish options.

Material & Finish Options for Flat Head Socket Cap Screws

Flat head socket cap screws are available in various materials and finish options for enhanced strength and corrosion resistance properties. Materials and finish options for flat head socket cap screws include:
  • 18.8 Stainless Steel Flat Head Socket Cap Screws
  • Black Oxide Finish for Flat Head Socket Cap Screws
  • Mechanical Zinc Finish for Flat Head Socket Cap Screws
  • Zinc/Bake Plating for Flat Head Socket Cap Screws

Industrial Applications for Flat Head Socket Cap Screws

Flat head socket screws are commonly used in industrial and commercial manufacturing applications. These screws are found in automotive components, aerospace equipment, metal fabrication applications, construction, and more. Flat head socket screws provide a flush and recessed finish, making them suitable for applications requiring a very low-profile and secure installation.

Empire Is Your Source for Custom Fasteners, VMI Services, & More

At Empire, we are a one-stop shop for our customers' fastener supply needs. In addition to our extensive selection of standard industrial fasteners, we specialize in manufacturing custom fasteners that can be crafted to meet any application's requirements. Our engineers work closely with you to ensure your custom fasteners meet your application's proper dimensions, materials, and other design specifications.
We also provide a range of additional services, including VMI services, custom kitting & packaging, fast shipping, and more. At Empire, we go the extra mile to ensure our customers have the best purchasing experience for their industrial fastener needs.

Contact Us to Learn How We Can Supply All Your Fastener Needs

Contact Empire Bolt & Screw to learn how we can provide you with premium industrial fasteners, including flat head socket screws. You can also request a quote online for pricing information on special orders. Empire Bolt & Screw is your source for industrial and commercial fasteners for all applications.

© 2024 Empire Bolt & Screw Inc. - 1501 E Trent Avenue - Spokane, WA 99202-2938
Toll-Free US & Canada: 888-534-0636 - Phone: 509-534-0636 - Fax: 509-534-1475