1"-14 Fasteners | McMaster-Carr

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Fastener Strength Grade/Class

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Cadmium Yellow-Chromate Plated

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Zinc Plated

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Unified Standard Class 1A

Unified Standard Class 2A

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Unified Standard Class 3A

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Performance

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

Not Rated

DFARS Specialty Metals

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260 Products

Fastening and Joining

Hex Head Screws

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

48 products

Socket Head Screws

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

14 products

Flat Head Screws

Fit in countersunk holes for a flush finish that won't snag on surrounding parts

3 products

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

6 products

Hex Nuts

Handle most general fastening needs

40 products

Locknuts

Hold fasteners in place to prevent loosening from vibration

28 products

Coupling Nuts

Connect and extend threaded rods

3 products

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

1 product

Cap Nuts

Cover and protect threads while adding a finished look; also known as acorn nuts

3 products

Flange Nuts

The flange distributes pressure, so you don't need a washer

6 products

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

62 products

Quick-Release Pin Receptacles

Secure quick-release pins when you don’t have a through hole

1 product

Thread Adapters

Join threads of a different type, size, and gender

1 product

Threaded Inserts

Create new threads or repair stripped threads

15 products

Weld Nuts

Weld to metal surfaces to add permanent threads

4 products

Threaded Insert Installation Tools

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

5 products

Power Transmission

Hydraulic Cylinder Mounts

Restrain cylinders and secure loads to the end of the rod

1 product

Fabricating and Machining

Drill Bushings

Fit in holes to guide drill bits and other cutting tools for precise and repeatable holes and cuts

9 products

Toggle Clamps

Lock workpieces onto worktables or objects

3 products

Material Handling

Eyebolts

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

4 products