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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  
211311 1/2"-20 (UNF) x 1-1/4" Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
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Quote
215325 1/2"-20 (UNF) x 1-1/4" Flat Hd Socket C/S, Nylon Patch, Black Oxide 1/2"-20 Black Oxide Nylon Patch 1,000
Add to
Quote
712066 1/2"-20 (UNF) x 1-1/4" Flat Hd Socket C/S, 18-8 Stnlss Stl 1/2"-20 18-8 Stnlss Stl   1,000
Add to
Quote
875311 1/2"-20 (UNF) x 1-1/4" (FT) Flat Hd Socket C/S, Zinc/Bake 1/2"-20 Zinc/Bake   1,000
Add to
Quote
211313 1/2"-20 (UNF) x 1-1/2" Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
215327 1/2"-20 (UNF) x 1-1/2" Flat Hd Socket C/S, Nylon Patch, Black Oxide 1/2"-20 Black Oxide Nylon Patch 1,000
Add to
Quote
293327 1/2"-20 (UNF) x 1-1/2" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 1/2"-20 Black Oxide Nylon Pellet 1,000
Add to
Quote
712068 1/2"-20 (UNF) x 1-1/2" Flat Hd Socket C/S, 18-8 Stnlss Stl 1/2"-20 18-8 Stnlss Stl   1,000
Add to
Quote
875313 1/2"-20 (UNF) x 1-1/2" (FT) Flat Hd Socket C/S, Zinc/Bake 1/2"-20 Zinc/Bake   1,000
Add to
Quote
211315 1/2"-20 (UNF) x 1-3/4" Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
215329 1/2"-20 (UNF) x 1-3/4" Flat Hd Socket C/S, Nylon Patch, Black Oxide 1/2"-20 Black Oxide Nylon Patch 1,000
Add to
Quote
293329 1/2"-20 (UNF) x 1-3/4" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 1/2"-20 Black Oxide Nylon Pellet 1,000
Add to
Quote
875315 1/2"-20 (UNF) x 1-3/4" (FT) Flat Hd Socket C/S, Zinc/Bake 1/2"-20 Zinc/Bake   1,000
Add to
Quote
211317 1/2"-20 (UNF) x 2" Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
215331 1/2"-20 (UNF) x 2" Flat Hd Socket C/S, Nylon Patch, Black Oxide 1/2"-20 Black Oxide Nylon Patch 1,000
Add to
Quote
293331 1/2"-20 (UNF) x 2" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 1/2"-20 Black Oxide Nylon Pellet 1,000
Add to
Quote
875317 1/2"-20 (UNF) x 2" (FT) Flat Hd Socket C/S, Zinc/Bake 1/2"-20 Zinc/Bake   1,000
Add to
Quote
721254 1/2"-20 (UNF) x 2-1/4" (FT) Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
721256 1/2"-20 (UNF) x 2-1/2" (PT) Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
721258 1/2"-20 (UNF) x 3" (PT) Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
721723 1/2"-20 (UNF) x 3" (FT) Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
721179 1/2"-20 (UNF) x 3-1/4" Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
721259 1/2"-20 (UNF) x 3-1/2" (PT) Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
721009 1/2"-20 (UNF) x 4" (PT) Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
875960 1/2"-20 (UNF) x 4" (PT) Flat Hd Socket C/S, Zinc/Bake 1/2"-20 Zinc/Bake   1,000
Add to
Quote
721275 1/2"-20 (UNF) x 4-1/2" (PT) Flat Hd Socket C/S, Black Oxide 1/2"-20 Black Oxide   1,000
Add to
Quote
875947 1/2"-12 ( BSW ) x 1" (FT) Flat Hd Socket C/S, BSW Thread, Zinc/Bake 1/2"-12 Zinc/Bake BSW Thread 1,000
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Quote
875948 1/2"-12 ( BSW ) x 2" (FT) Flat Hd Socket C/S, BSW Thread, Zinc/Bake 1/2"-12 Zinc/Bake BSW Thread 1,000
Add to
Quote
875949 1/2"-12 ( BSW ) x 3" (PT) Flat Hd Socket C/S, BSW Thread, Zinc/Bake 1/2"-12 Zinc/Bake BSW Thread 1,000
Add to
Quote
721181 5/8"-11 x 3/4" Flat Hd Socket C/S, Black Oxide 5/8"-11 Black Oxide   1,000
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Quote
721183 5/8"-11 x 7/8" Flat Hd Socket C/S, Black Oxide 5/8"-11 Black Oxide   1,000
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Quote
212148 5/8"-11 x 1" Flat Hd Socket C/S, 18-8 Stnlss Stl 5/8"-11 18-8 Stnlss Stl   1,000
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Quote
721260 5/8"-11 x 1" (FT) Flat Hd Socket C/S, Black Oxide 5/8"-11 Black Oxide   1,000
Add to
Quote
210239 5/8"-11 x 1-1/4" Flat Hd Socket C/S, *USA*, Black Oxide 5/8"-11 Black Oxide USA 1,000
Add to
Quote
211337 5/8"-11 x 1-1/4" Flat Hd Socket C/S, Black Oxide 5/8"-11 Black Oxide   1,000
Add to
Quote
212149 5/8"-11 x 1-1/4" Flat Hd Socket C/S, 18-8 Stnlss Stl 5/8"-11 18-8 Stnlss Stl   1,000
Add to
Quote
215337 5/8"-11 x 1-1/4" Flat Hd Socket C/S, Nylon Patch, Black Oxide 5/8"-11 Black Oxide Nylon Patch 1,000
Add to
Quote
293337 5/8"-11 x 1-1/4" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 5/8"-11 Black Oxide Nylon Pellet 1,000
Add to
Quote
875337 5/8"-11 x 1-1/4" (FT) Flat Hd Socket C/S, Zinc/Bake 5/8"-11 Zinc/Bake   1,000
Add to
Quote
210240 5/8"-11 x 1-1/2" Flat Hd Socket C/S, *USA*, Black Oxide 5/8"-11 Black Oxide USA 1,000
Add to
Quote
211340 5/8"-11 x 1-1/2" Flat Hd Socket C/S, Black Oxide 5/8"-11 Black Oxide   1,000
Add to
Quote
212150 5/8"-11 x 1-1/2" Flat Hd Socket C/S, 18-8 Stnlss Stl 5/8"-11 18-8 Stnlss Stl   1,000
Add to
Quote
215340 5/8"-11 x 1-1/2" Flat Hd Socket C/S, Nylon Patch, Black Oxide 5/8"-11 Black Oxide Nylon Patch 1,000
Add to
Quote
293340 5/8"-11 x 1-1/2" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 5/8"-11 Black Oxide Nylon Pellet 1,000
Add to
Quote
875340 5/8"-11 x 1-1/2" (FT) Flat Hd Socket C/S, Zinc/Bake 5/8"-11 Zinc/Bake   1,000
Add to
Quote
210241 5/8"-11 x 1-3/4" Flat Hd Socket C/S, *USA*, Black Oxide 5/8"-11 Black Oxide USA 1,000
Add to
Quote
211343 5/8"-11 x 1-3/4" Flat Hd Socket C/S, Black Oxide 5/8"-11 Black Oxide   1,000
Add to
Quote
215343 5/8"-11 x 1-3/4" Flat Hd Socket C/S, Nylon Patch, Black Oxide 5/8"-11 Black Oxide Nylon Patch 1,000
Add to
Quote
293343 5/8"-11 x 1-3/4" Flat Hd Socket C/S, Nylon Pellet, Black Oxide 5/8"-11 Black Oxide Nylon Pellet 1,000
Add to
Quote
712267 5/8"-11 x 1-3/4" Flat Hd Socket C/S, 18-8 Stnlss Stl 5/8"-11 18-8 Stnlss Stl   1,000
Add to
Quote

Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
1/2"-20
Plate:
18-8 Stnlss Stl
Model:
Size:
1/2"-20
Plate:
Zinc/Bake
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
1/2"-20
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
1/2"-20
Plate:
18-8 Stnlss Stl
Model:
Size:
1/2"-20
Plate:
Zinc/Bake
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
1/2"-20
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
1/2"-20
Plate:
Zinc/Bake
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
1/2"-20
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
1/2"-20
Plate:
Zinc/Bake
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-20
Plate:
Zinc/Bake
Model:
Size:
1/2"-20
Plate:
Black Oxide
Model:
Size:
1/2"-12
Plate:
Zinc/Bake
Feature:
BSW Thread
Model:
Size:
1/2"-12
Plate:
Zinc/Bake
Feature:
BSW Thread
Model:
Size:
1/2"-12
Plate:
Zinc/Bake
Feature:
BSW Thread
Model:
Size:
5/8"-11
Plate:
Black Oxide
Model:
Size:
5/8"-11
Plate:
Black Oxide
Model:
Size:
5/8"-11
Plate:
18-8 Stnlss Stl
Model:
Size:
5/8"-11
Plate:
Black Oxide
Model:
Size:
5/8"-11
Plate:
Black Oxide
Feature:
USA
Model:
Size:
5/8"-11
Plate:
Black Oxide
Model:
Size:
5/8"-11
Plate:
18-8 Stnlss Stl
Model:
Size:
5/8"-11
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
5/8"-11
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
5/8"-11
Plate:
Zinc/Bake
Model:
Size:
5/8"-11
Plate:
Black Oxide
Feature:
USA
Model:
Size:
5/8"-11
Plate:
Black Oxide
Model:
Size:
5/8"-11
Plate:
18-8 Stnlss Stl
Model:
Size:
5/8"-11
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
5/8"-11
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
5/8"-11
Plate:
Zinc/Bake
Model:
Size:
5/8"-11
Plate:
Black Oxide
Feature:
USA
Model:
Size:
5/8"-11
Plate:
Black Oxide
Model:
Size:
5/8"-11
Plate:
Black Oxide
Feature:
Nylon Patch
Model:
Size:
5/8"-11
Plate:
Black Oxide
Feature:
Nylon Pellet
Model:
Size:
5/8"-11
Plate:
18-8 Stnlss Stl

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