Plastic Machine Component Knobs

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	Material Material

Nylon Plastic

Phenolic Plastic

Polypropylene Plastic

	System of Measurement System of Measurement

Inch

Metric

	Thread Size Thread Size

	Grip Style Grip Style


Ball	Eight Arm

Five Arm	Four Arm

Knurled	Ribbed

Seven Arm	Single Arm

Six Arm	Smooth

Three Arm	Two Arm

	Mount Type Mount Type


Threaded Hole	Threaded Stud

Screw	Press Fit

Create-Your- Own Hole	Clamp On

	Head Diameter Head Diameter

	Color Color

	Black		Blue
	Red		Orange
	Green		White
	Yellow		Gray
	Clear		Gold
	Silver

	Stud Length Stud Length

	Thread Direction Thread Direction

Right Hand

Left Hand

	Hub Diameter Hub Diameter

	Hub Height Hub Height

	Head Height Head Height

	Maximum Temperature Maximum Temperature

	Minimum Temperature Minimum Temperature

	Insert Material Insert Material

	Stud Material Stud Material

Steel

Stainless Steel

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

RoHS Compliant

RoHS Compliant with
Exemptions

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Thread Depth Thread Depth

	For Screw Size For Screw Size

	Hole Diameter Hole Diameter

	Hole Shape Hole Shape

	Round

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

REACH Compliant

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988 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.

Choose-a-Color Threaded-Stud Knobs

Identify equipment controls and components at a glance by their color. 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.

Tethered Threaded-Stud Knobs

Never lose these knobs—tether them to equipment to keep them where you need them. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery. Mount them into a threaded hole.

Metal-Detectable Threaded-Stud Knobs

Made for use in food processing facilities, these plastic knobs have a metal additive that sets off metal detectors if a piece breaks off into your line.

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.

Choose-a-Color Threaded-Hole Knobs

Identify equipment controls and components at a glance by their color. 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.

Metal-Detectable Threaded-Hole Knobs

Position, tighten, and hold fixtures, equipment, and machinery near food processing lines without the risk of contaminating the food. Install these knobs on a threaded stud.

Tethered Threaded-Hole Knobs

Never lose these knobs—tether them to equipment to keep them where you need them. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery. Install them on a threaded stud.

Threaded Through-Hole Knobs

Long shafts can thread through these knobs for mounting versatility. The knobs provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

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.

Choose-a-Color Threaded Through-Hole Knobs

Identify equipment controls and components at a glance by their color. Long shafts can thread through these knobs for mounting versatility. Use the knobs as a grip to position, tighten, and hold fixtures, equipment, and machinery.

Vibration-Resistant Threaded Through-Hole Knobs

Like locknuts, these knobs have a nylon insert that grips threads to resist loosening. Long shafts can thread through these knobs for mounting versatility. Use the knobs as a grip to position, tighten, and hold fixtures, equipment, and machinery.

Quick-Lock Threaded Through-Hole Knobs

Quick to install, position, and remove, these knobs have an angled hole that allows you to tilt the knob to slide it over threads, then straighten it to grip the threads and secure the knob. They provide a firm grip to position, tighten, and hold fixtures, equipment, and machinery.

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.

Screw-Head Mount Knobs

To build a custom knob or thumb screw, pair one of these knobs with a hex or socket head screw. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

Screw-Head Mount Knob Assortments

Keep a convenient selection of knobs on hand. To build a custom knob or thumb screw, pair one of these knobs with a socket head screw. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

Screw-Head Mount Knobs with Messages

Use these knobs to display important messages. To build a custom knob or thumb screw, pair one of these knobs with a socket head screw. They provide a secure 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.

Ball Knobs

Threaded-Hole Ball Knobs

Install these traditional, easy-to-grip ball knobs on a threaded stud. They're good for control levers and push-pull rods.

Oval Threaded-Hole Ball Knobs

Mount these oval, easy-to-grip ball knobs on a threaded stud. They're good for control levers and push-pull rods.

Glow-in-the-Dark Threaded-Hole Ball Knobs

Expose these easy-to-grip ball knobs to light and they will glow green in the dark. Use them on control levers, push-pull rods, and emergency release handles. They mount on a threaded stud.

Unthreaded-Hole Ball Knobs

Tap custom threads or drill a hole in the side of the knob to secure with a set screw. These easy-to-grip ball knobs are good for control levers and push-pull rods.

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.

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.

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.

Precise-Control Knobs

Threaded-Stud Precise-Control Knobs

Mount these knobs into a threaded hole. Turn the knob to move the stud 0.005" per graduation and make precise adjustments.

Screw-Head Mount Precise-Control Knobs

To build a custom precise-control knob or thumb screw, pair one of these knobs with a socket head screw. Turn the knob to move the screw 0.005" per graduation and make precise adjustments.

Steering Wheel Knobs

Often used on pallet and lift trucks, these knobs attach to steering wheels for one-hand operation.

Metal-Detectable Tapered Lever Handles

These handles are often used as grips on hand wheels or cranks to operate machinery around food processing lines without the risk of contaminating the food. Install them on a threaded stud.

Pull Knobs

Unthreaded Through-Hole Pull Knobs

Fasten these knobs directly to the front of your surface to open and close a variety of doors and drawers, including those on furniture, machines, and equipment.

Unthreaded-Hole Pull Knobs

Create custom threads to secure these handles to the front of your surface from the backside. Use them to open and close a variety of doors and drawers, including those on furniture, machines, and equipment.