Flange Screws

Flange Screws provide reliable, removable fastening across structural, industrial, and general assembly work. Ordering from a distributor that carries deep stock means matching the exact size, grade, and finish to the job, not making do with the closest thing on the rack. South Coast Fasteners stocks Flange Screws in a full range of sizes, grades, and finishes, with fast 3-5 day shipping.

Product Name	Diameter 1	Thread Pitch	Length	Thread	Material	Finish
11.83100	1/4-20 x 1/2" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406018	1/4"	20	1/2" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
12.81500	1/4-20 x 5/8" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406019	1/4"	20	5/8" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
12.66200	1/4-20 x 3/4" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406020	1/4"	20	3/4" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
15.29200	1/4-20 x 1" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406022	1/4"	20	1" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
17.69200	1/4-20 x 1 1/4" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406024	1/4"	20	1 1/4" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
20.33800	1/4-20 x 1 1/2" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406026	1/4"	20	1 1/2" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
23.61500	1/4-20 x 1 3/4" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406028	1/4"	20	1 3/4" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
25.83100	1/4-20 x 2" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406030	1/4"	20	2" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
29.13800	1/4-20 x 2 1/2" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406034	1/4"	20	2 1/2" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
0.00000	1/4-20 x 3" (FT) Serrated Hex Head Flange Screws, Coarse, Grade 5 Medium Carbon Steel, Zinc Cr+3	406040	1/4"	20	3" (FT)	Coarse	Grade 5	Zinc Cr+3	View Details
0.00000	1/4-20 x 1/2" (FT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437004	1/4"	20	1/2" (FT)	Coarse	Grade 8	Black Phosphate & Oil	View Details
0.00000	1/4-20 x 5/8" (FT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437005	1/4"	20	5/8" (FT)	Coarse	Grade 8	Black Phosphate & Oil	View Details
0.00000	1/4-20 x 3/4" (FT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437006	1/4"	20	3/4" (FT)	Coarse	Grade 8	Black Phosphate & Oil	View Details
0.00000	1/4-20 x 1" (FT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437008	1/4"	20	1" (FT)	Coarse	Grade 8	Black Phosphate & Oil	View Details
0.00000	1/4-20 x 1 1/4" (FT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437010	1/4"	20	1 1/4" (FT)	Coarse	Grade 8	Black Phosphate & Oil	View Details
0.00000	1/4-20 x 1 1/2" (PT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437012	1/4"	20	1 1/2" (PT)	Coarse	Grade 8	Black Phosphate & Oil	View Details
0.00000	1/4-20 x 1 3/4" (PT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437014	1/4"	20	1 3/4" (PT)	Coarse	Grade 8	Black Phosphate & Oil	View Details
0.00000	1/4-20 x 2" (PT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437015	1/4"	20	2" (PT)	Coarse	Grade 8	Black Phosphate & Oil	View Details
0.00000	1/4-20 x 2 1/4" (PT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437016	1/4"	20	2 1/4" (PT)	Coarse	Grade 8	Black Phosphate & Oil	View Details
0.00000	1/4-20 x 2 1/2" (PT) Indented Hex Flange Frame Bolts, Coarse, Grade 8, Black Phosphate & Oil	437017	1/4"	20	2 1/2" (PT)	Coarse	Grade 8	Black Phosphate & Oil	View Details

Showing 1-20 of 335 Results

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Showing 1-20 of 335 Results

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Materials and Finishes

Flange Screws come in grades matched to the load, from carbon steel through high-strength alloy and corrosion-resistant stainless, with finishes from plain and zinc through hot-dip galvanized for outdoor and washdown service. Pair them with Grade 8, bolts, and Grade 5 to round out the assembly.

How to Choose

Match the grade to the working load and the finish to the environment after locking in diameter, thread pitch, and length. Harsh or corrosive settings call for alloy or stainless.

Flange Screws Industry Applications

Flange Screws are specified across the trades. Manufacturing and medical keep them on hand for production and field jobs, while construction and automotive match them to the size, grade, and finish the job needs. Carbon, alloy, and stainless in zinc, plain, and hot-dip galvanized, across the sizes and grades the work demands.

Frequently Asked Questions

What materials and finishes are flange screws available in?

What are flange screws used for?

Flange Screws are specified across manufacturing, medical, construction, and automotive, from structural framing and heavy equipment to machinery and general repair.

How do I choose the right flange screws?

Match the grade to the working load and the finish to the environment after locking in diameter, thread pitch, and length. Harsh or corrosive settings call for alloy or stainless.

Can I order in bulk or request a quote?

Yes. Stock covers small orders and full production runs. Reach out for a quote or product help.

Why Choose South Coast Fasteners?

Beyond fasteners, we carry PPE, hand tools, cutting tools, abrasives, and industrial supplies, all stocked at competitive prices and backed by fast shipping and people who know the products. We also stock Finished Hex Nuts and Flat Washers.