Threaded-Stud Knobs
Mount these knobs into a threaded hole. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.
Steel knobs are stronger than iron. They have a black-oxide finish for mild rust resistance.
For technical drawings and 3-D models, click on a part number.
Head | Hub | Each | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Thread Size | Thread Pitch | Stud Lg. | Dia. | Ht. | Dia. | Ht. | Stud Material | 1-9 | 10-Up | |
Style 1—Knurled Grip | ||||||||||
Black-Oxide Steel | ||||||||||
10-24 | __ | 1/2" | 3/4" | 1/4" | 1/2" | 3/8" | Steel | 0000000 | 00000 | 00000 |
10-24 | __ | 1" | 3/4" | 1/4" | 1/2" | 3/8" | Steel | 0000000 | 0000 | 0000 |
1/4"-20 | __ | 3/4" | 3/4" | 1/4" | 1/2" | 3/8" | Steel | 0000000 | 0000 | 0000 |
1/4"-20 | __ | 1 1/4" | 3/4" | 1/4" | 1/2" | 3/8" | Steel | 0000000 | 0000 | 0000 |
1/4"-20 | __ | 1 3/4" | 1" | 1/4" | 5/8" | 1/2" | Steel | 0000000 | 00000 | 00000 |
1/4"-28 | __ | 1 3/4" | 1" | 1/4" | 5/8" | 1/2" | Steel | 0000000 | 00000 | 00000 |
5/16"-18 | __ | 1 3/4" | 1" | 1/4" | 5/8" | 1/2" | Steel | 0000000 | 00000 | 00000 |
5/16"-18 | __ | 1 3/4" | 1 1/2" | 5/16" | 3/4" | 11/16" | Steel | 0000000 | 00000 | 00000 |
5/16"-18 | __ | 3" | 1" | 1/4" | 5/8" | 1/2" | Steel | 0000000 | 00000 | 00000 |
5/16"-18 | __ | 3" | 1 1/2" | 5/16" | 3/4" | 11/16" | Steel | 0000000 | 00000 | 00000 |
5/16"-24 | __ | 1 3/4" | 1 1/2" | 5/16" | 3/4" | 11/16" | Steel | 0000000 | 00000 | 00000 |
3/8"-16 | __ | 1 3/4" | 1 1/2" | 5/16" | 3/4" | 11/16" | Steel | 0000000 | 00000 | 00000 |
3/8"-16 | __ | 1 3/4" | 2" | 3/8" | 1" | 3/4" | Steel | 0000000 | 00000 | 00000 |
3/8"-16 | __ | 3" | 1 1/2" | 5/16" | 3/4" | 11/16" | Steel | 0000000 | 00000 | 00000 |
3/8"-16 | __ | 3" | 2" | 3/8" | 1" | 3/4" | Steel | 0000000 | 00000 | 00000 |
3/8"-24 | __ | 1 3/4" | 2" | 3/8" | 1" | 3/4" | Steel | 0000000 | 00000 | 00000 |
1/2"-13 | __ | 1 3/4" | 2" | 3/8" | 1" | 3/4" | Steel | 0000000 | 00000 | 00000 |
1/2"-13 | __ | 1 3/4" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | Steel | 0000000 | 00000 | 00000 |
1/2"-13 | __ | 3" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | Steel | 0000000 | 00000 | 00000 |
1/2"-20 | __ | 1 3/4" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | Steel | 0000000 | 00000 | 00000 |
5/8"-11 | __ | 1 3/4" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | Steel | 0000000 | 00000 | 00000 |
M5 | 0.8mm | 25mm | 19mm | 6mm | 13mm | 10mm | Steel | 00000000 | 0000 | 0000 |
M6 | 1mm | 19mm | 19mm | 6mm | 13mm | 10mm | Steel | 00000000 | 0000 | 0000 |
M6 | 1mm | 44mm | 25mm | 6mm | 16mm | 13mm | Steel | 00000000 | 0000 | 0000 |
M8 | 1.25mm | 44mm | 25mm | 6mm | 16mm | 13mm | Steel | 00000000 | 0000 | 0000 |
M8 | 1.25mm | 76mm | 38mm | 8mm | 19mm | 17mm | Steel | 00000000 | 0000 | 0000 |
M10 | 1.5mm | 44mm | 51mm | 10mm | 25mm | 19mm | Steel | 00000000 | 00000 | 0000 |
M10 | 1.5mm | 76mm | 38mm | 8mm | 19mm | 17mm | Steel | 00000000 | 0000 | 0000 |
M12 | 1.75mm | 44mm | 51mm | 10mm | 25mm | 19mm | Steel | 00000000 | 00000 | 0000 |
Style 14—Four Arm Grip | ||||||||||
Black-Oxide Steel | ||||||||||
1/4"-20 | __ | 1 3/4" | 1 1/2" | 1/2" | 5/8" | 3/8" | Steel | 0000000 | 00000 | 00000 |
5/16"-18 | __ | 1 3/4" | 2" | 1/2" | 13/16" | 1/2" | Steel | 0000000 | 00000 | 00000 |
3/8"-16 | __ | 1 3/4" | 2 1/2" | 9/16" | 1" | 9/16" | Steel | 0000000 | 00000 | 00000 |
1/2"-13 | __ | 1 3/4" | 2 1/2" | 9/16" | 1" | 9/16" | Steel | 0000000 | 00000 | 00000 |
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.
Steel knobs have a black-oxide finish for mild rust resistance.
For technical drawings and 3-D models, click on a part number.
Threaded-Hole Knobs
Install these knobs on a threaded stud. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.
Steel knobs have a black-oxide finish for mild rust resistance.
For technical drawings and 3-D models, click on a part number.
Thread | Head | Hub | Each | ||||||
---|---|---|---|---|---|---|---|---|---|
Size | Pitch | Dp. | Dia. | Ht. | Dia. | Ht. | 1-9 | 10-Up | |
Style 1—Knurled Grip | |||||||||
Black-Oxide Steel | |||||||||
10-24 | __ | 3/8" | 3/4" | 1/4" | 1/2" | 3/8" | 0000000 | 00000 | 00000 |
1/4"-20 | __ | 3/8" | 3/4" | 1/4" | 1/2" | 3/8" | 0000000 | 0000 | 0000 |
1/4"-20 | __ | 1/2" | 1" | 1/4" | 5/8" | 1/2" | 0000000 | 0000 | 0000 |
1/4"-28 | __ | 1/2" | 1" | 1/4" | 5/8" | 1/2" | 0000000 | 0000 | 0000 |
5/16"-18 | __ | 1/2" | 1" | 1/4" | 5/8" | 1/2" | 0000000 | 0000 | 0000 |
5/16"-18 | __ | 5/8" | 1 1/2" | 5/16" | 3/4" | 11/16" | 0000000 | 0000 | 0000 |
5/16"-24 | __ | 5/8" | 1 1/2" | 5/16" | 3/4" | 11/16" | 0000000 | 0000 | 0000 |
3/8"-16 | __ | 5/8" | 1 1/2" | 5/16" | 3/4" | 11/16" | 0000000 | 0000 | 0000 |
3/8"-16 | __ | 5/8" | 2" | 3/8" | 1" | 3/4" | 0000000 | 0000 | 0000 |
3/8"-24 | __ | 5/8" | 2" | 3/8" | 1" | 3/4" | 0000000 | 0000 | 0000 |
1/2"-13 | __ | 5/8" | 2" | 3/8" | 1" | 3/4" | 0000000 | 0000 | 0000 |
1/2"-13 | __ | 3/4" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | 0000000 | 00000 | 00000 |
1/2"-20 | __ | 3/4" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | 0000000 | 00000 | 00000 |
5/8"-11 | __ | 3/4" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | 0000000 | 00000 | 00000 |
5/8"-11 | __ | 1" | 3" | 5/8" | 1 3/4" | 1 1/8" | 0000000 | 00000 | 00000 |
3/4"-10 | __ | 1" | 3" | 5/8" | 1 3/4" | 1 1/8" | 0000000 | 00000 | 00000 |
M5 | 0.8mm | 10mm | 19mm | 6mm | 13mm | 10mm | 000000000 | 0000 | 0000 |
M6 | 1mm | 10mm | 19mm | 6mm | 13mm | 10mm | 000000000 | 0000 | 0000 |
M6 | 1mm | 13mm | 25mm | 6mm | 16mm | 13mm | 000000000 | 0000 | 0000 |
M8 | 1.25mm | 13mm | 25mm | 6mm | 16mm | 13mm | 000000000 | 0000 | 0000 |
M8 | 1.25mm | 16mm | 38mm | 8mm | 19mm | 17mm | 000000000 | 0000 | 0000 |
Style 21—Four Arm Grip | |||||||||
Black-Oxide Steel | |||||||||
1/4"-20 | __ | 1/2" | 1 1/2" | 3/8" | 5/8" | 1/2" | 0000000 | 0000 | 0000 |
5/16"-18 | __ | 1/2" | 2" | 1/2" | 13/16" | 1/2" | 0000000 | 00000 | 00000 |
3/8"-16 | __ | 1/2" | 2 1/2" | 9/16" | 1" | 9/16" | 0000000 | 00000 | 00000 |
1/2"-13 | __ | 9/16" | 2 1/2" | 9/16" | 1" | 9/16" | 0000000 | 00000 | 00000 |
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.
Steel knobs are stronger than iron. They have a black-oxide finish for mild rust resistance.
For technical drawings and 3-D models, click on a part number.
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.
Steel knobs are stronger than iron. Those with a black-oxide finish have mild rust resistance.
For technical drawings and 3-D models, click on a part number.
Thread | Head | Hub | Each | ||||||
---|---|---|---|---|---|---|---|---|---|
Size | Pitch | Dp. | Dia. | Ht. | Dia. | Ht. | 1-9 | 10-Up | |
Style 1—Knurled Grip | |||||||||
Black-Oxide Steel | |||||||||
10-24 | __ | 5/8" | 3/4" | 1/4" | 1/2" | 3/8" | 00000000 | 00000 | 00000 |
1/4"-20 | __ | 5/8" | 3/4" | 1/4" | 1/2" | 3/8" | 00000000 | 0000 | 0000 |
1/4"-20 | __ | 3/4" | 1" | 1/4" | 5/8" | 1/2" | 00000000 | 0000 | 0000 |
1/4"-28 | __ | 3/4" | 1" | 1/4" | 5/8" | 1/2" | 0000000 | 0000 | 0000 |
5/16"-18 | __ | 3/4" | 1" | 1/4" | 5/8" | 1/2" | 00000000 | 0000 | 0000 |
5/16"-18 | __ | 1" | 1 1/2" | 5/16" | 3/4" | 11/16" | 00000000 | 0000 | 0000 |
5/16"-24 | __ | 1" | 1 1/2" | 5/16" | 3/4" | 11/16" | 0000000 | 0000 | 0000 |
3/8"-16 | __ | 1" | 1 1/2" | 5/16" | 3/4" | 11/16" | 00000000 | 0000 | 0000 |
3/8"-16 | __ | 1 1/8" | 2" | 3/8" | 1" | 3/4" | 00000000 | 0000 | 0000 |
3/8"-24 | __ | 1 1/8" | 2" | 3/8" | 1" | 3/4" | 0000000 | 0000 | 0000 |
1/2"-13 | __ | 1 1/8" | 2" | 3/8" | 1" | 3/4" | 00000000 | 0000 | 0000 |
1/2"-13 | __ | 1 1/2" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | 00000000 | 00000 | 00000 |
1/2"-20 | __ | 1 1/2" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | 0000000 | 00000 | 00000 |
5/8"-11 | __ | 1 1/2" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | 00000000 | 00000 | 00000 |
5/8"-11 | __ | 1 3/4" | 3" | 5/8" | 1 3/4" | 1 1/8" | 00000000 | 00000 | 00000 |
3/4"-10 | __ | 1 3/4" | 3" | 5/8" | 1 3/4" | 1 1/8" | 00000000 | 00000 | 00000 |
Steel | |||||||||
M5 | 0.8mm | 16mm | 19mm | 6mm | 13mm | 10mm | 000000000 | 0000 | 0000 |
M6 | 1mm | 16mm | 19mm | 6mm | 13mm | 10mm | 000000000 | 0000 | 0000 |
M6 | 1mm | 19mm | 25mm | 6mm | 16mm | 13mm | 000000000 | 0000 | 0000 |
M8 | 1.25mm | 19mm | 25mm | 6mm | 16mm | 13mm | 000000000 | 0000 | 0000 |
M8 | 1.25mm | 25mm | 38mm | 8mm | 19mm | 17mm | 000000000 | 0000 | 0000 |
M10 | 1.5mm | 25mm | 38mm | 8mm | 19mm | 17mm | 000000000 | 0000 | 0000 |
M10 | 1.5mm | 29mm | 51mm | 10mm | 25mm | 19mm | 000000000 | 0000 | 0000 |
M12 | 1.75mm | 29mm | 51mm | 10mm | 25mm | 19mm | 000000000 | 0000 | 0000 |
Style 4—Four Arm Grip | |||||||||
Black-Oxide Steel | |||||||||
1/4"-20 | __ | 7/8" | 1 1/2" | 3/8" | 5/8" | 1/2" | 0000000 | 0000 | 0000 |
5/16"-18 | __ | 1" | 2" | 1/2" | 13/16" | 1/2" | 0000000 | 00000 | 00000 |
3/8"-16 | __ | 1 1/8" | 2 1/2" | 9/16" | 1" | 9/16" | 0000000 | 00000 | 00000 |
1/2"-13 | __ | 1 1/8" | 2 1/2" | 9/16" | 1" | 9/16" | 0000000 | 00000 | 00000 |
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.
Steel knobs are stronger than phenolic knobs.
For technical drawings and 3-D models, click on a part number.
Thread | Head | Hub | Each | ||||||
---|---|---|---|---|---|---|---|---|---|
Size | Dp. | Dia. | Ht. | Dia. | Ht. | Threading | 1-9 | 10-Up | |
Four Arm Grip | |||||||||
Steel | |||||||||
1/4"-20 | 5/8" | 1 1/8" | 5/16" | 9/16" | 5/16" | Fully Threaded | 0000000 | 00000 | 00000 |
5/16"-18 | 7/8" | 1 1/2" | 3/8" | 11/16" | 1/2" | Fully Threaded | 0000000 | 0000 | 0000 |
3/8"-16 | 1" | 2" | 1/2" | 13/16" | 1/2" | Fully Threaded | 0000000 | 0000 | 0000 |
1/2"-13 | 1 1/8" | 2 1/2" | 9/16" | 1" | 9/16" | Fully Threaded | 0000000 | 00000 | 00000 |
5/8"-11 | 1 1/4" | 3" | 5/8" | 1 1/4" | 5/8" | Fully Threaded | 0000000 | 00000 | 00000 |
3/4"-10 | 1 1/4" | 3" | 5/8" | 1 1/4" | 5/8" | Fully Threaded | 0000000 | 00000 | 00000 |
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.
Steel knobs have a black-oxide finish for mild rust resistance.
For technical drawings and 3-D models, click on a part number.
Hole | Head | Each | |||||||
---|---|---|---|---|---|---|---|---|---|
Dia. | Dp. | Dia. | Ht. | Dia. | Ht. | Set Screw Included | 1-9 | 10-Up | |
Style 1—Knurled Grip | |||||||||
Black-Oxide Steel | |||||||||
3/16" | 3/8" | 3/4" | 1/4" | 1/2" | 3/8" | __ | 0000000 | 00000 | 00000 |
1/4" | 3/8" | 3/4" | 1/4" | 1/2" | 3/8" | __ | 0000000 | 0000 | 0000 |
1/4" | 1/2" | 1" | 1/4" | 5/8" | 1/2" | __ | 0000000 | 0000 | 0000 |
1/4" | 1/2" | 1" | 1/4" | 5/8" | 1/2" | Yes | 000000 | 0000 | 0000 |
5/16" | 1/2" | 1" | 1/4" | 5/8" | 1/2" | __ | 0000000 | 0000 | 0000 |
5/16" | 5/8" | 1 1/2" | 5/16" | 3/4" | 11/16" | __ | 0000000 | 0000 | 0000 |
5/16" | 5/8" | 1 1/2" | 5/16" | 3/4" | 11/16" | Yes | 000000 | 0000 | 0000 |
3/8" | 5/8" | 1 1/2" | 5/16" | 3/4" | 11/16" | __ | 0000000 | 0000 | 0000 |
3/8" | 5/8" | 2" | 3/8" | 1" | 3/4" | __ | 0000000 | 0000 | 0000 |
3/8" | 5/8" | 2" | 3/8" | 1" | 3/4" | Yes | 000000 | 0000 | 0000 |
1/2" | 5/8" | 2" | 3/8" | 1" | 3/4" | __ | 0000000 | 0000 | 0000 |
1/2" | 3/4" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | __ | 0000000 | 00000 | 00000 |
1/2" | 3/4" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | Yes | 0000000 | 00000 | 00000 |
5/8" | 3/4" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | __ | 0000000 | 00000 | 00000 |
5/8" | 1" | 3" | 5/8" | 1 3/4" | 1 1/8" | __ | 0000000 | 00000 | 00000 |
3/4" | 1" | 3" | 5/8" | 1 3/4" | 1 1/8" | __ | 0000000 | 00000 | 00000 |
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.
Steel knobs are stronger than iron. They have a black-oxide finish for mild rust resistance.
For technical drawings and 3-D models, click on a part number.
Hole | Head | Hub | Each | ||||||
---|---|---|---|---|---|---|---|---|---|
Dia. | Dp. | Dia. | Ht. | Dia. | Ht. | Set Screw Included | 1-9 | 10-Up | |
Style 1—Knurled Grip | |||||||||
Black-Oxide Steel | |||||||||
1/4" | 3/4" | 1" | 1/4" | 5/8" | 1/2" | __ | 0000000 | 00000 | 00000 |
1/4" | 3/4" | 1" | 1/4" | 5/8" | 1/2" | Yes | 0000000 | 0000 | 0000 |
5/16" | 1" | 1 1/2" | 5/16" | 3/4" | 11/16" | __ | 0000000 | 0000 | 0000 |
5/16" | 1" | 1 1/2" | 5/16" | 3/4" | 11/16" | Yes | 0000000 | 0000 | 0000 |
3/8" | 1 1/8" | 2" | 3/8" | 1" | 3/4" | __ | 0000000 | 0000 | 0000 |
3/8" | 1 1/8" | 2" | 3/8" | 1" | 3/4" | Yes | 0000000 | 0000 | 0000 |
1/2" | 1 1/2" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | __ | 0000000 | 00000 | 00000 |
1/2" | 1 1/2" | 2 1/2" | 9/16" | 1 1/2" | 15/16" | Yes | 0000000 | 00000 | 00000 |
5/8" | 1 3/4" | 3" | 5/8" | 1 3/4" | 1 1/8" | __ | 0000000 | 00000 | 00000 |
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.
For technical drawings and 3-D models, click on a part number.
Thread | Each | ||||
---|---|---|---|---|---|
Size | Dp. | Head Dia. | 1-9 | 10-Up | |
Style 1 | |||||
Steel | |||||
10-24 | 3/8" | 3/4" | 0000000 | 00000 | 00000 |
10-32 | 3/8" | 3/4" | 0000000 | 0000 | 0000 |
10-32 | 3/8" | 1" | 0000000 | 0000 | 0000 |
1/4"-20 | 1/2" | 1" | 0000000 | 0000 | 0000 |
1/4"-20 | 5/8" | 1 3/8" | 0000000 | 0000 | 0000 |
1/4"-28 | 1/2" | 1" | 0000000 | 0000 | 0000 |
5/16"-18 | 1/2" | 1" | 0000000 | 0000 | 0000 |
5/16"-18 | 5/8" | 1 3/8" | 0000000 | 0000 | 0000 |
5/16"-24 | 1/2" | 1" | 0000000 | 0000 | 0000 |
5/16"-24 | 5/8" | 1 3/8" | 0000000 | 0000 | 0000 |
3/8"-16 | 1/2" | 1" | 0000000 | 0000 | 0000 |
3/8"-16 | 5/8" | 1 3/8" | 0000000 | 0000 | 0000 |
3/8"-16 | 3/4" | 1 7/8" | 0000000 | 00000 | 00000 |
3/8"-24 | 5/8" | 1 3/8" | 0000000 | 0000 | 0000 |
3/8"-24 | 3/4" | 1 7/8" | 0000000 | 00000 | 00000 |
7/16"-20 | 5/8" | 1 3/8" | 0000000 | 0000 | 0000 |
1/2"-13 | 5/8" | 1 3/8" | 0000000 | 0000 | 0000 |
1/2"-13 | 3/4" | 1 7/8" | 0000000 | 00000 | 00000 |
1/2"-20 | 5/8" | 1 3/8" | 0000000 | 0000 | 0000 |
5/8"-11 | 3/4" | 1 7/8" | 0000000 | 00000 | 00000 |
5/8"-18 | 3/4" | 1 7/8" | 0000000 | 00000 | 00000 |
Torque-Limiting Knobs
Set torque with a hex key to prevent overtightening that can damage sensitive equipment. Once you reach the set torque, the knob disengages and the head turns freely. Made of steel, these knobs have a black-oxide finish for mild rust resistance. Mount them on a threaded stud.
For technical drawings and 3-D models, click on a part number.
Knobs | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Thread | Head | Hub | Each | Hex Keys | |||||||
Size | Dp. | Dia. | Ht. | Dia. | Ht. | Torque Range, in.-lbs. | 1-4 | 5-Up | Each | ||
Knurled Grip | |||||||||||
Black-Oxide Steel | |||||||||||
5/16"-18 | 1/2" | 1 3/16" | 5/8" | 3/4" | 9/16" | 3 to 6 | 00000000 | 000000 | 000000 | 0000000 | 00000 |
3/8"-16 | 1/2" | 1 3/16" | 5/8" | 3/4" | 9/16" | 3 to 6 | 00000000 | 00000 | 00000 | 0000000 | 000 |
1/2"-13 | 1/2" | 1 3/16" | 5/8" | 3/4" | 9/16" | 3 to 6 | 00000000 | 00000 | 00000 | 0000000 | 000 |