Left-Hand Threaded Nuts | McMaster-Carr

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System of Measurement

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Thread Direction

Material

Nut Type

Hex Nut Profile

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Fastener Strength Grade/Class

Thread Type

Finish

Zinc Yellow-Chromate Plated

Height

Thread Spacing

Width

Component

DFARS Specialty Metals

Thread Fit

Unified Standard Class 2B

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

2B999

EAR99

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

Length

Fastener Strength Rating

Specifications Met

Performance

Threading

Gender

1,221 Products

Fastening and Joining

Hex Nuts

Handle most general fastening needs

373 products

Locknuts

Hold fasteners in place to prevent loosening from vibration

5 products

Coupling Nuts

Connect and extend threaded rods

7 products

Thread Adapters

Join threads of a different type, size, and gender

66 products

Weld Nuts

Weld to metal surfaces to add permanent threads

64 products

Power Transmission

Lead Screw Nuts

Mate with lead screws to move components in a straight line

113 products

Lead Screws

Pair with lead screw nuts to move components in a straight line

92 products

Precision Lead Screws and Nuts

Pair with a motor for accurate starts and stops in automated motion and positioning applications

229 products

Precision Lead Screw Nut Flanges

Pair with precision lead screw nuts to make custom flange nuts that move items along lead screws

18 products

Lead Screw Collars

Position components and limit travel along a lead screw

3 products

Ball Screw Nuts

Internal ball bearings roll on ball screws for low friction when moving components

7 products

Material Handling

Turnbuckles

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

240 products

Fluid Handling

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

20 products