1 1/8"-7 Fasteners | McMaster-Carr

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System of Measurement

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Length

Material

Fastener Strength Grade/Class

Threading

Finish

Hot-Dipped Galvanized

Zinc Yellow-Chromate Plated

Fastener Head Type

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Thread Type

Thread Direction

Specifications Met

Nut Type

Hex Nut Profile

Head Width

Shoulder Diameter

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Unified Standard Class 1A

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Unified Standard Class 3B

REACH

Compliant

Not Compliant

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

Not Rated

RoHS

Compliant

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

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

Width

Drive Style

Export Control Classification Number (ECCN)

Shoulder Length

245 Products

Fastening and Joining

Hex Head Screws

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

79 products

Socket Head Screws

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

12 products

Flat Head Screws

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

2 products

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

20 products

Set Screws

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

5 products

Hex Nuts

Handle most general fastening needs

54 products

Coupling Nuts

Connect and extend threaded rods

6 products

Locknuts

Hold fasteners in place to prevent loosening from vibration

12 products

Square Nuts

Flat sides won’t spin in channels and square holes

2 products

Threaded Rods

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

31 products

Thread Adapters

Join threads of a different type, size, and gender

1 product

Threaded Inserts

Create new threads or repair stripped threads

9 products

Threaded Insert Installation Tools

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

3 products

Fabricating and Machining

C-Clamps

Temporarily secure workpieces together or to a work surface

1 product

Material Handling

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

1 product

Eyebolts

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

5 products

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

1 product

Hooks

Lift, hang, and bind loads with rope and chain

2 products