Bolt Couplings | McMaster-Carr

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System of Measurement

Thread Size

Length

Material

Grade 5 Titanium

Stainless Steel

Threading

Partially Threaded

Threaded on Both Ends

Fastener Strength Grade/Class

ASTM Grade A325

ASTM Grade A490

Finish

Corrosion-Resistant Coated

Hot-Dipped Galvanized

Nickel Chrome Plated

Phosphate Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Head Width

Gender

Hex Size

Thread Pitch

Drive Style

Thread Length

Thread Spacing

Specifications Met

Fed. Spec. FF-S-85

Thread Type

Shape

Thread Direction

Head Height

Tensile Strength

Less than 10,000 psi

10,000 psi to 19,999 psi

20,000 psi to 49,999 psi

50,000 psi to 99,999 psi

100,000 psi or greater

Screw Features

Tension Indicating

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

Screw Size

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18,643 Products

Fastening and Joining

Coupling Nuts

Connect and extend threaded rods

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Hex Head Screws

Hex Head Screws

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

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

Material Handling

Screw Conveyors

Screw Conveyors

Push material through fixed troughs

Power Transmission

Shaft Adapters

Increase or reduce your shaft's diameter to fit equipment, or replace damaged shaft ends

Rod End Nuts

Attach to rods, pipe, and tubing to make pivot and hinge points

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

Fluid Handling

Hose and Hose Fittings

Hose and Hose Fittings

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

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