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Flat Head Cap Screws - Coarse & Fine Alloy Black

Looking for Flat Head Cap Screws in Alloy Black?

We carry Class 3A Flat Head Cap Screws manufactured to ASME B18.3 standards.

Stock sizes include: 0-80 through 3/4-10 (Coarse Thread) & 10-32 through 1/2-20 (Fine Thread) in Alloy Steel Black Oxide.

Scroll down to find your size, or search by part number.

Add to Cart and buy online or email us for a custom quote.  Most popular products are in stock and ship within 24 hours.

Can't find what you're looking for? Email us at [email protected] for a custom quote. "We have the right screw for you" is our motto after all!

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4-40 X 1/4 Flat Head Cap Screws 4-40 X 1/4 Flat Head Cap Screw Alloy Steel Black Oxide USA [5000 per Box]
Price per Box: $889.36 / Quantity Discounts Available
4-40 X 3/8 Flat Head Cap Screws 4-40 X 3/8 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $13.58 / Quantity Discounts Available
4-40 X 1/2 Flat Head Cap Screws 4-40 X 1/2 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $14.40 / Quantity Discounts Available
5-40 X 1/4 Flat Head Cap Screws 5-40 X 1/4 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $12.71 / Quantity Discounts Available
6-32 X 1/4 Flat Head Cap Screws 6-32 X 1/4 Flat Head Cap Screw Alloy Steel Black Oxide USA [1000 per Box]
Price per Box: $200.43 / Quantity Discounts Available
6-32 X 3/8 Flat Head Cap Screws 6-32 X 3/8 Flat Head Cap Screw Alloy Steel Black Oxide USA [1000 per Box]
Price per Box: $203.89 / Quantity Discounts Available
6-32 X 1/2 Flat Head Cap Screws 6-32 X 1/2 Flat Head Cap Screw Alloy Steel Black Oxide USA [1000 per Box]
Price per Box: $211.90 / Quantity Discounts Available
6-32 X 3/4 Flat Head Cap Screws 6-32 X 3/4 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $10.05 / Quantity Discounts Available
6-32 X 1 Flat Head Cap Screws 6-32 X 1 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $11.66 / Quantity Discounts Available
8-32 X 3/8 Flat Head Cap Screws 8-32 X 3/8 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $14.34 / Quantity Discounts Available
8-32 X 1/2 Flat Head Cap Screws 8-32 X 1/2 Flat Head Cap Screw Alloy Steel Black Oxide USA [1000 per Box]
Price per Box: $207.31 / Quantity Discounts Available
8-32 X 3/4 Flat Head Cap Screws 8-32 X 3/4 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $10.48 / Quantity Discounts Available
8-32 X 1 Flat Head Cap Screws 8-32 X 1 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $10.07 / Quantity Discounts Available
10-24 X 1 Flat Head Cap Screws 10-24 X 1 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $57.20 / Quantity Discounts Available
1/4-20 X 1 Flat Head Cap Screws 1/4-20 X 1 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $28.00 / Quantity Discounts Available
1/4-20 X 2 Flat Head Cap Screws 1/4-20 X 2 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $45.78 / Quantity Discounts Available
3/8-16 X 7/8 Flat Head Cap Screws 3/8-16 X 7/8 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $104.63 / Quantity Discounts Available
3/8-16 X 1 Flat Head Cap Screws 3/8-16 X 1 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $78.40 / Quantity Discounts Available
10-32 X 1/2 Flat Head Cap Screws 10-32 X 1/2 Flat Head Cap Screw Alloy Steel Black Oxide USA [1000 per Box]
Price per Box: $219.91 / Quantity Discounts Available
3/8-16 X 2 Flat Head Cap Screws 3/8-16 X 2 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $78.40 / Quantity Discounts Available
10-32 X 3/4 Flat Head Cap Screws 10-32 X 3/4 Flat Head Cap Screw Alloy Steel Black Oxide USA [1000 per Box]
Price per Box: $239.42 / Quantity Discounts Available
3/8-16 X 3 Flat Head Cap Screws 3/8-16 X 3 Flat Head Cap Screw Alloy Steel Black Oxide USA [50 per Box]
Price per Box: $41.52 / Quantity Discounts Available
7/16-14 X 1 Flat Head Cap Screws 7/16-14 X 1 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $103.36 / Quantity Discounts Available
10-32 X 2 Flat Head Cap Screws 10-32 X 2 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $44.80 / Quantity Discounts Available
1/2-13 X 1 Flat Head Cap Screws 1/2-13 X 1 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $111.76 / Quantity Discounts Available
1/4-28 X 1 Flat Head Cap Screws 1/4-28 X 1 Flat Head Cap Screw Alloy Steel Black Oxide USA [100 per Box]
Price per Box: $18.16 / Quantity Discounts Available
1/2-13 X 2 Flat Head Cap Screws 1/2-13 X 2 Flat Head Cap Screw Alloy Steel Black Oxide USA [50 per Box]
Price per Box: $83.13 / Quantity Discounts Available
1/2-13 X 3 Flat Head Cap Screws 1/2-13 X 3 Flat Head Cap Screw Alloy Steel Black Oxide USA [50 per Box]
Price per Box: $100.00 / Quantity Discounts Available
   
 
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