Ribbed Knobs | McMaster-Carr

Clear All

	System of Measurement System of Measurement

Inch

Metric

	Thread Size Thread Size

	Mount Type Mount Type


Create-Your- Own Hole	Screw

Threaded Hole	Threaded Stud

	Head Diameter Head Diameter

	Grip Style Grip Style	Show

Ribbed

	Grip Style Grip Style	Hide

	Material Material

	Stud Length Stud Length

	Color Color

	Black		Red
	Orange		Yellow

	Thread Direction Thread Direction


Right Hand	Left Hand

	Hole Diameter Hole Diameter

	Hub Height Hub Height

	Head Height Head Height

	Hub Diameter Hub Diameter

	Hole Shape Hole Shape

	Round

	For Shaft Type For Shaft Type

Round

D-Profile

	Insert Material Insert Material

Brass

Steel

	Maximum Temperature Maximum Temperature

	Minimum Temperature Minimum Temperature

	Thread Depth Thread Depth

	Finish Finish

Anodized

Rubber Coated

	Stud Material Stud Material

Steel

Stainless Steel

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

Forward

How can we improve?

184 Products

Knobs

Threaded-Stud Knobs

Mount these knobs into a threaded hole. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

Comfort-Grip Threaded-Stud Knobs

A rubber coating provides a comfortable grip to position, tighten, and hold fixtures, equipment, and machinery. Mount these knobs into a threaded hole.

Vibration-Resistant Threaded-Stud Knobs

Bonded to the stud is an acrylic adhesive that adds friction to resist loosening from vibration. Use these knobs to position, tighten, and hold fixtures, equipment, and machinery. They mount into a threaded hole.

Left-Hand Threaded-Stud Knobs

Knobs have left-hand threads; they're used in applications where counterclockwise motion can loosen common right-hand threads. Mount them into a threaded hole to position, tighten, and hold fixtures, equipment, and machinery.

Threaded-Hole Knobs

Install these knobs on a threaded stud. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

Comfort-Grip Threaded-Hole Knobs

A rubber coating provides a comfortable grip to position, tighten, and hold fixtures, equipment, and machinery. Install these knobs on a threaded stud.

Sanitary Threaded-Hole Knobs

Designed for sanitary environments, these knobs are commonly used in pharmaceutical and food-processing facilities. Install them on threaded studs to position, tighten, and hold equipment.

Comfort-Grip Threaded Through-Hole Knobs

A rubber coating provides a comfortable grip to position, tighten, and hold fixtures, equipment, and machinery. Long shafts can thread through these knobs for mounting versatility.

Unthreaded-Hole Knobs

Tap custom threads or secure with a set screw to provide a firm grip to position, tighten, and hold fixtures, equipment, and machinery.

Machinable-Hub Knobs

Mill specific holes or keyways in the hub to meet your specifications, or weld in place. These knobs provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

Unthreaded Through-Hole Knobs

Create custom threads or secure with a set screw to provide a firm grip to position, tighten, and hold fixtures, equipment, and machinery. Long shafts can pass through these knobs for mounting versatility.

Indicating Knobs

Control devices with round or D-shaped shafts and view settings at a glance with a pointer.

Comfort-Grip Indicating Knobs

A rubber coating or construction provides a comfortable grip. Use these knobs to control devices with round or D-shaped shafts and view settings at a glance with a pointer.

Choose-a-Color Indicating Knobs

Quickly identify equipment controls and components by their color. Use these knobs to control devices with round shafts and view settings at a glance with a pointer.

Turn-Counting Indicating Knobs

For monitoring the number of shaft turns on instrumentation, these knobs have easy-to-read scales or digits for quick and accurate readings. Use them on devices with round shafts.

Dual-Control Comfort-Grip Indicating Knobs

These dual-control knobs operate independently to control two settings. They have a rubber coating for a comfortable grip. Use them on devices with round shafts to view settings at a glance with a pointer.

Tapered Lever Handles

Use these handles as grips on hand wheels and cranks to operate machinery.

Threaded-Hole Pull Knobs

Thread a screw through a hole from the back of your surface into the knobs to open and close a variety of doors and drawers, including those on furniture, machines, and equipment.