Flat Head Socket Screws | McMaster-Carr

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Fed. Spec. QQ-P-35

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50,000 psi to 59,999 psi

60,000 psi to 99,999 psi

100,000 psi or greater

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Metric Class 5g6g

Metric Class 6g

Unified Standard Class 3A

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2,521 Products

Flat Head Screws

Stainless Steel Hex-Drive Flat Head Screws

Stainless Steel Hex-Drive Flat Head Screws

The most corrosion-resistant hex-drive flat head screws we offer

Steel Hex-Drive Flat Head Screws

Steel Hex-Drive Flat Head Screws

Our strongest hex-drive flat head screws

Brass Hex-Drive Flat Head Screws

Brass Hex-Drive Flat Head Screws

Conductive, nonmagnetic, and corrosion resistant in humid environments

Thread-Locking Steel Hex-Drive Flat Head Screws

Thread-Locking Steel Hex-Drive Flat Head Screws

Keep parts from coming loose on machinery with mild vibration

Venting Stainless Steel Hex-Drive Flat Head Screws

Venting Stainless Steel Hex-Drive Flat Head Screws

Prevent the build up of pressure or vacuum in sealed spaces

Thread-Locking Stainless Steel Hex-Drive Flat Head Screws

Thread-Locking Stainless Steel Hex-Drive Flat Head Screws

Resist corrosion and won't come loose on machinery with mild vibration

Stainless Steel Hex-Drive Flat Head Screw Assortments

Stainless Steel Hex-Drive Flat Head Screw Assortments

Keep a range of sizes of our most corrosion-resistant flat head screws on hand

Left-Hand-Thread Stainless Steel Hex-Drive Flat Head Screws

Left-Hand-Thread Stainless Steel Hex-Drive Flat Head Screws

Turn to the left to tighten and prevent loosening from counterclockwise motion

Steel Hex-Drive Flat Head Screw Assortments

Steel Hex-Drive Flat Head Screw Assortments

Keep a range of sizes on hand to fasten a variety of machinery and equipment

Other Products

Fastener Assortments

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)