5/16"-32 Fasteners | McMaster-Carr

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Threading

Threaded on Both Ends

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REACH

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Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

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Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

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RoHS

Compliant with Exemptions

Finish

Zinc Yellow-Chromate Plated

DFARS Specialty Metals

Compliant

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Specifications Met

Hardness

Thread Type

Width

Thread Direction

171 Products

Fastening and Joining

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

5 products

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

4 products

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

3 products

Hex Nuts

Handle most general fastening needs

2 products

Panel Nuts

Extremely thin for tight spots such as electrical panels; also known as dress nuts

8 products

Thread Adapters

Join threads of a different type, size, and gender

147 products

Threaded Insert Installation Tools

Install helical, key-locking, slotted-drive, and other threaded inserts

1 product

Fabricating and Machining

Lathe Tool Insert Holder Clamp Screws

Replace the clamp screws on your lathe tool insert holder

1 product