1 1/4"-7 Nuts | McMaster-Carr

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System of Measurement

Thread Size

4-40 to 5/16"-32

Fastener Strength Grade/Class

Material

Stainless Steel

Nut Type

Hex Nut Profile

Finish

Hot-Dipped Galvanized

Phosphate Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Thread Direction

Width

Thread Type

Thread Spacing

Fastener Strength Rating

Height

Specifications Met

Performance

Corrosion Resistant

Vibration Resistant

Length

Thread Fit

Unified Standard Class 2A

Unified Standard Class 2B

Locking Type

Distorted Thread

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

Application

General Purpose

Not for Lifting

REACH

Drive Style

External Square

Flange Diameter

Threading

Partially Threaded

Threaded on Both Ends

How can we improve?

136 Products

Fastening and Joining

Hex Nuts

Handle most general fastening needs

Locknuts

Hold fasteners in place to prevent loosening from vibration

Coupling Nuts

Connect and extend threaded rods

Flange Nuts

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

Square Nuts

Flat sides won’t spin in channels and square holes

Cap Nuts

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

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Material Handling

Turnbuckles

Twist the body or end fittings to adjust the length and tension of attached rope and chain

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

Fabricating and Machining

T-Slot Nuts

Combine with setup studs or bolts to mount fixtures to machine tables

Setup Studs

Secure setup clamps and fixtures to your machine table or assemble heavy machines

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