3/8"-16 Shoulder Bolts | McMaster-Carr

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Stainless Steel

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Titanium Carbon Nitride (TiCN) Coated

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Less than 60,000 psi

60,000 psi to 80,999 psi

100,000 psi or greater

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491 Products

Shoulder Screws

Standard Shoulder Fit

Steel Hex-Drive Shoulder Screws

Steel Hex-Drive Shoulder Screws

Our strongest standard-fit shoulder screws

Stainless Steel Hex-Drive Shoulder Screws

Stainless Steel Hex-Drive Shoulder Screws

Hold up against moisture and chemicals better than steel counterparts

Same-Size Thread Steel Hex-Drive Shoulder Screws

Same-Size Thread Steel Hex-Drive Shoulder Screws

Harness superior holding power with screws that also won't break

Same-Size Thread Stainless Steel Hex-Drive Shoulder Screws

Same-Size Thread Stainless Steel Hex-Drive Shoulder Screws

Harness superior holding power with screws that also won't rust

Steel Hex Head Shoulder Screws

Steel Hex Head Shoulder Screws

Create the tightest hold by generating more torque than you could with a socket head

Steel Ultra-Low-Profile Hex-Drive Shoulder Screws

The lowest-profile steel shoulder screws we offer

Steel Low-Profile Hex-Drive Shoulder Screws

Fit into shallow holes and in low-clearance areas around moving parts

Stainless Steel Hex Head Shoulder Screws

Stainless Steel Hex Head Shoulder Screws

Create the tightest hold with screws that also won't rust

Stainless Steel Flat Head Hex-Drive Shoulder Screws

Stainless Steel Flat Head Hex-Drive Shoulder Screws

Create a smooth surface with screws that sit flush or just below it

Thread-Locking Steel Hex-Drive Shoulder Screws

Thread-Locking Steel Hex-Drive Shoulder Screws

Immune to vibration and also fit for high-strength fastening

Plastic Hex-Drive Shoulder Screws

Plastic Hex-Drive Shoulder Screws

Lightweight screws that are naturally rust resistant

Made-to-Order Same-Size Thread Stainless Steel Hex-Drive Shoulder Screws

Made-to-Order Same-Size Thread Stainless Steel Hex-Drive Shoulder Screws

Harness superior holding power with custom-shoulder-length screws that also won't rust

Thread-Locking Stainless Steel Hex-Drive Shoulder Screws

Thread-Locking Stainless Steel Hex-Drive Shoulder Screws

Immune to mild vibration and also won't rust

Made-to-Order Stainless Steel Hex-Drive Shoulder Screws

Made-to-Order Stainless Steel Hex-Drive Shoulder Screws

Specify the exact shoulder length you need in screws that won't rust

Left-Hand-Thread Stainless Steel Hex-Drive Shoulder Screws

Left-Hand-Thread Stainless Steel Hex-Drive Shoulder Screws

Tighten to the left to prevent loosening from counterclockwise motion

Precise Shoulder Fit

Stainless Steel Hex-Drive Precision Shoulder Screws

Stainless Steel Hex-Drive Precision Shoulder Screws

Our go-to choice for assemblies that require smooth, accurate movement

Stainless Steel Low-Profile Hex-Drive Precision Shoulder Screws

Fit into tight spaces in corrosive environments

Steel Headless Slotted Precision Shoulder Screws

Steel Headless Slotted Precision Shoulder Screws

Flush mount in countersunk holes or use as pins for aligning parts

Steel Hex-Drive Precision Shoulder Screws

Steel Hex-Drive Precision Shoulder Screws

Facilitate smooth and accurate movement with our strongest precision screws

Brass Hex-Drive Precision Shoulder Screws

Brass Hex-Drive Precision Shoulder Screws

Nonsparking, nonmagnetic, and won't rust

Stainless Steel Slotted Precision Shoulder Screws

Stainless Steel Slotted Precision Shoulder Screws

Use these slotted screws in assemblies that require smooth, accurate movement

Other Products

Studs

Press, weld, or screw in place to add a threaded fastening point

Eyebolts

Route rope through the loop or attach hooks and shackles for lifting

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