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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  
721227 7/16"-20 (UNF) x 1" (FT) Flat Hd Socket C/S, Black Oxide 7/16"-20 Black Oxide   1,000
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Quote
875953 7/16"-20 (UNF) x 1" (FT) Flat Hd Socket C/S, Zinc/Bake 7/16"-20 Zinc/Bake   1,000
Add to
Quote
721228 7/16"-20 (UNF) x 1-1/4" (FT) Flat Hd Socket C/S, Black Oxide 7/16"-20 Black Oxide   1,000
Add to
Quote
875954 7/16"-20 (UNF) x 1-1/4" (FT) Flat Hd Socket C/S, Zinc/Bake 7/16"-20 Zinc/Bake   1,000
Add to
Quote
721229 7/16"-20 (UNF) x 1-1/2" (FT) Flat Hd Socket C/S, Black Oxide 7/16"-20 Black Oxide   1,000
Add to
Quote
875955 7/16"-20 (UNF) x 1-1/2" (FT) Flat Hd Socket C/S, Zinc/Bake 7/16"-20 Zinc/Bake   1,000
Add to
Quote
721230 7/16"-20 (UNF) x 1-3/4" (FT) Flat Hd Socket C/S, Black Oxide 7/16"-20 Black Oxide   1,000
Add to
Quote
875956 7/16"-20 (UNF) x 1-3/4" (FT) Flat Hd Socket C/S, Zinc/Bake 7/16"-20 Zinc/Bake   1,000
Add to
Quote
721232 7/16"-20 (UNF) x 2" (FT) Flat Hd Socket C/S, Black Oxide 7/16"-20 Black Oxide   1,000
Add to
Quote
875957 7/16"-20 (UNF) x 2" (FT) Flat Hd Socket C/S, Zinc/Bake 7/16"-20 Zinc/Bake   1,000
Add to
Quote
721234 7/16"-20 (UNF) x 2-1/2" (PT) Flat Hd Socket C/S, Black Oxide 7/16"-20 Black Oxide   1,000
Add to
Quote
875958 7/16"-20 (UNF) x 2-1/2" (PT) Flat Hd Socket C/S, Zinc/Bake 7/16"-20 Zinc/Bake   1,000
Add to
Quote
721236 7/16"-20 (UNF) x 3" (PT) Flat Hd Socket C/S, Black Oxide 7/16"-20 Black Oxide   1,000
Add to
Quote
875959 7/16"-20 (UNF) x 3" (PT) Flat Hd Socket C/S, Zinc/Bake 7/16"-20 Zinc/Bake   1,000
Add to
Quote
721149 1/2"-13 x 1/2" Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
Add to
Quote
721155 1/2"-13 x 5/8" Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
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Quote
211289 1/2"-13 x 3/4" Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
Add to
Quote
212141 1/2"-13 x 3/4" Flat Hd Socket C/S, 18-8 Stnlss Stl 1/2"-13 18-8 Stnlss Stl   1,000
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Quote
215289 1/2"-13 x 3/4" Flat Hd Socket C/S, Nylon Patch, Black Oxide 1/2"-13 Black Oxide Nylon Patch 1,000
Add to
Quote
293289 1/2"-13 x 3/4" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 1/2"-13 Black Oxide Nylon Pellet 1,000
Add to
Quote
840289 1/2"-13 x 3/4" (FT) Flat Hd Socket C/S, Mech. Zinc 1/2"-13 Mech. Zinc   1,000
Add to
Quote
875289 1/2"-13 x 3/4" (FT) Flat Hd Socket C/S, Zinc/Bake 1/2"-13 Zinc/Bake   1,000
Add to
Quote
712251 1/2"-13 x 7/8" Flat Hd Socket C/S, 18-8 Stnlss Stl 1/2"-13 18-8 Stnlss Stl   1,000
Add to
Quote
721238 1/2"-13 x 7/8" (FT) Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
Add to
Quote
211291 1/2"-13 x 1" Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
Add to
Quote
212142 1/2"-13 x 1" Flat Hd Socket C/S, 18-8 Stnlss Stl 1/2"-13 18-8 Stnlss Stl   1,000
Add to
Quote
215295 1/2"-13 x 1" Flat Hd Socket C/S, Nylon Patch, Black Oxide 1/2"-13 Black Oxide Nylon Patch 1,000
Add to
Quote
293295 1/2"-13 x 1" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 1/2"-13 Black Oxide Nylon Pellet 1,000
Add to
Quote
840291 1/2"-13 x 1" (FT) Flat Hd Socket C/S, Mech. Zinc 1/2"-13 Mech. Zinc   1,000
Add to
Quote
875291 1/2"-13 x 1" (FT) Flat Hd Socket C/S, Zinc/Bake 1/2"-13 Zinc/Bake   1,000
Add to
Quote
721265 1/2"-13 x 1 1/8" (FT) Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
Add to
Quote
211293 1/2"-13 x 1-1/4" Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
Add to
Quote
212143 1/2"-13 x 1-1/4" Flat Hd Socket C/S, 18-8 Stnlss Stl 1/2"-13 18-8 Stnlss Stl   1,000
Add to
Quote
215301 1/2"-13 x 1-1/4" Flat Hd Socket C/S, Nylon Patch, Black Oxide 1/2"-13 Black Oxide Nylon Patch 1,000
Add to
Quote
293301 1/2"-13 x 1-1/4" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 1/2"-13 Black Oxide Nylon Pellet 1,000
Add to
Quote
840293 1/2"-13 x 1-1/4" (FT) Flat Hd Socket C/S, Mech. Zinc 1/2"-13 Mech. Zinc   1,000
Add to
Quote
875293 1/2"-13 x 1-1/4" (FT) Flat Hd Socket C/S, Zinc/Bake 1/2"-13 Zinc/Bake   1,000
Add to
Quote
721289 1/2"-13 x 1 3/8" (FT) Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
Add to
Quote
211295 1/2"-13 x 1-1/2" Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
Add to
Quote
212144 1/2"-13 x 1-1/2" Flat Hd Socket C/S, 18-8 Stnlss Stl 1/2"-13 18-8 Stnlss Stl   1,000
Add to
Quote
215307 1/2"-13 x 1-1/2" Flat Hd Socket C/S, Nylon Patch, Black Oxide 1/2"-13 Black Oxide Nylon Patch 1,000
Add to
Quote
293307 1/2"-13 x 1-1/2" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 1/2"-13 Black Oxide Nylon Pellet 1,000
Add to
Quote
840295 1/2"-13 x 1-1/2" (FT) Flat Hd Socket C/S, Mech. Zinc 1/2"-13 Mech. Zinc   1,000
Add to
Quote
875295 1/2"-13 x 1-1/2" (FT) Flat Hd Socket C/S, Zinc/Bake 1/2"-13 Zinc/Bake   1,000
Add to
Quote
211297 1/2"-13 x 1-3/4" Flat Hd Socket C/S, Black Oxide 1/2"-13 Black Oxide   1,000
Add to
Quote
212145 1/2"-13 x 1-3/4" Flat Hd Socket C/S, 18-8 Stnlss Stl 1/2"-13 18-8 Stnlss Stl   1,000
Add to
Quote
215313 1/2"-13 x 1-3/4" Flat Hd Socket C/S, Nylon Patch, Black Oxide 1/2"-13 Black Oxide Nylon Patch 1,000
Add to
Quote
293313 1/2"-13 x 1-3/4" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 1/2"-13 Black Oxide Nylon Pellet 1,000
Add to
Quote
840297 1/2"-13 x 1-3/4" (FT) Flat Hd Socket C/S, Mech. Zinc 1/2"-13 Mech. Zinc   1,000
Add to
Quote
875297 1/2"-13 x 1-3/4" (FT) Flat Hd Socket C/S, Zinc/Bake 1/2"-13 Zinc/Bake   1,000
Add to
Quote

Model:
Size:
7/16"-20
Plate:
Black Oxide
Model:
Size:
7/16"-20
Plate:
Zinc/Bake
Model:
Size:
7/16"-20
Plate:
Black Oxide
Model:
Size:
7/16"-20
Plate:
Zinc/Bake
Model:
Size:
7/16"-20
Plate:
Black Oxide
Model:
Size:
7/16"-20
Plate:
Zinc/Bake
Model:
Size:
7/16"-20
Plate:
Black Oxide
Model:
Size:
7/16"-20
Plate:
Zinc/Bake
Model:
Size:
7/16"-20
Plate:
Black Oxide
Model:
Size:
7/16"-20
Plate:
Zinc/Bake
Model:
Size:
7/16"-20
Plate:
Black Oxide
Model:
Size:
7/16"-20
Plate:
Zinc/Bake
Model:
Size:
7/16"-20
Plate:
Black Oxide
Model:
Size:
7/16"-20
Plate:
Zinc/Bake
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
18-8 Stnlss Stl
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
1/2"-13
Plate:
Mech. Zinc
Model:
Size:
1/2"-13
Plate:
Zinc/Bake
Model:
Size:
1/2"-13
Plate:
18-8 Stnlss Stl
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
18-8 Stnlss Stl
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
1/2"-13
Plate:
Mech. Zinc
Model:
Size:
1/2"-13
Plate:
Zinc/Bake
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
18-8 Stnlss Stl
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
1/2"-13
Plate:
Mech. Zinc
Model:
Size:
1/2"-13
Plate:
Zinc/Bake
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
18-8 Stnlss Stl
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
1/2"-13
Plate:
Mech. Zinc
Model:
Size:
1/2"-13
Plate:
Zinc/Bake
Model:
Size:
1/2"-13
Plate:
Black Oxide
Model:
Size:
1/2"-13
Plate:
18-8 Stnlss Stl
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
1/2"-13
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
1/2"-13
Plate:
Mech. Zinc
Model:
Size:
1/2"-13
Plate:
Zinc/Bake

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.

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Toll-Free US & Canada: 888-534-0636 - Phone: 509-534-0636 - Fax: 509-534-1475