Material Material | Show |
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Thread Size Thread Size |
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Mount Type Mount Type |
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| Threaded Hole | Threaded Stud |
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| Screw | Create-Your- Own Hole |
RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Thread Direction Thread Direction |
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Stud Material Stud Material |
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Hole Shape Hole Shape |
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 | Round |
Set Screw Included Set Screw Included |
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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.
Brass knobs have good corrosion resistance and are nonmagnetic.
For technical drawings and 3-D models, click on a part number.
Thread | Head | Hub | Each | |||||
|---|---|---|---|---|---|---|---|---|
| Size | Dp. | Dia. | Ht. | Dia. | Ht. | 1-9 | 10-Up | |
Style 1—Knurled Grip | ||||||||
Brass | ||||||||
| 1/4"-20 | 5/8" | 3/4" | 1/4" | 1/2" | 3/8" | 0000000 | 00000 | 00000 |
| 1/4"-20 | 3/4" | 1" | 1/4" | 5/8" | 1/2" | 0000000 | 0000 | 0000 |
| 5/16"-18 | 3/4" | 1" | 1/4" | 5/8" | 1/2" | 0000000 | 0000 | 0000 |
| 5/16"-18 | 1" | 1 1/2" | 5/16" | 3/4" | 11/16" | 0000000 | 00000 | 00000 |
| 3/8"-16 | 1" | 1 1/2" | 5/16" | 3/4" | 11/16" | 0000000 | 00000 | 00000 |
| 1/2"-13 | 1 1/8" | 2" | 3/8" | 1" | 3/4" | 0000000 | 00000 | 00000 |
Style 4—Four Arm Grip | ||||||||
Brass | ||||||||
| 1/4"-20 | 7/8" | 1" | 3/8" | 1/2" | 1/2" | 0000000 | 00000 | 0000 |
| 5/16"-18 | 3/4" | 1 1/2" | 3/8" | 5/8" | 3/8" | 0000000 | 00000 | 00000 |
| 3/8"-16 | 1" | 2" | 1/2" | 13/16" | 1/2" | 0000000 | 00000 | 00000 |
| 1/2"-13 | 1 1/8" | 2 1/2" | 9/16" | 1" | 9/16" | 0000000 | 00000 | 00000 |
Threaded-Stud Knobs
Mount these knobs into a threaded hole. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.
Brass knobs have good corrosion resistance and are nonmagnetic.
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 | ||||||||||
Brass | ||||||||||
| 10-24 | __ | 1" | 3/4" | 1/4" | 1/2" | 3/8" | Stainless Steel | 0000000 | 00000 | 00000 |
| 1/4"-20 | __ | 1 1/4" | 3/4" | 1/4" | 1/2" | 3/8" | Stainless Steel | 0000000 | 0000 | 0000 |
| 1/4"-20 | __ | 1 3/4" | 1" | 1/4" | 5/8" | 1/2" | Stainless Steel | 0000000 | 00000 | 00000 |
| 1/4"-28 | __ | 1 3/4" | 1" | 1/4" | 5/8" | 1/2" | Stainless Steel | 0000000 | 00000 | 00000 |
| 5/16"-18 | __ | 3" | 1" | 1/4" | 5/8" | 1/2" | Stainless Steel | 0000000 | 00000 | 00000 |
| 5/16"-18 | __ | 3" | 1 1/2" | 5/16" | 3/4" | 11/16" | Stainless Steel | 0000000 | 00000 | 00000 |
| 5/16"-24 | __ | 1 3/4" | 1 1/2" | 5/16" | 3/4" | 11/16" | Stainless Steel | 0000000 | 00000 | 00000 |
| 3/8"-16 | __ | 1 3/4" | 1 1/2" | 5/16" | 3/4" | 11/16" | Stainless Steel | 0000000 | 00000 | 00000 |
| 3/8"-16 | __ | 3" | 1 1/2" | 5/16" | 3/4" | 11/16" | Stainless Steel | 0000000 | 00000 | 00000 |
| 3/8"-24 | __ | 1 3/4" | 2" | 3/8" | 1" | 3/4" | Stainless Steel | 0000000 | 00000 | 00000 |
| 1/2"-13 | __ | 1 3/4" | 2" | 3/8" | 1" | 3/4" | Stainless Steel | 0000000 | 00000 | 00000 |
| M5 | 0.8mm | 25mm | 19mm | 6mm | 13mm | 10mm | Stainless Steel | 0000000 | 0000 | 0000 |
| M6 | 1mm | 44mm | 25mm | 6mm | 16mm | 13mm | Stainless Steel | 0000000 | 00000 | 00000 |
| M8 | 1.25mm | 76mm | 38mm | 8mm | 19mm | 17mm | Stainless Steel | 0000000 | 00000 | 00000 |
| M10 | 1.5mm | 44mm | 51mm | 10mm | 25mm | 19mm | Stainless Steel | 0000000 | 00000 | 00000 |
| M12 | 1.75mm | 44mm | 51mm | 10mm | 25mm | 19mm | Stainless Steel | 0000000 | 00000 | 00000 |
Style 14—Four Arm Grip | ||||||||||
Brass | ||||||||||
| 1/4"-20 | __ | 1 3/4" | 1 1/2" | 1/2" | 5/8" | 3/8" | Stainless Steel | 0000000 | 00000 | 00000 |
| 5/16"-18 | __ | 1 3/4" | 2" | 1/2" | 13/16" | 1/2" | Stainless Steel | 0000000 | 00000 | 00000 |
| 3/8"-16 | __ | 1 3/4" | 2 1/2" | 9/16" | 1" | 9/16" | Stainless Steel | 0000000 | 00000 | 00000 |
| 3/8"-16 | __ | 3" | 2 1/2" | 9/16" | 1" | 9/16" | Stainless Steel | 0000000 | 00000 | 00000 |
| 1/2"-13 | __ | 1 3/4" | 2 1/2" | 9/16" | 1" | 9/16" | Stainless Steel | 0000000 | 00000 | 00000 |
| 1/2"-13 | __ | 3" | 2 1/2" | 9/16" | 1" | 9/16" | Stainless Steel | 0000000 | 00000 | 00000 |
| M6 | 1mm | 44mm | 38mm | 13mm | 16mm | 10mm | Stainless Steel | 0000000 | 00000 | 00000 |
| M8 | 1.25mm | 44mm | 51mm | 13mm | 21mm | 13mm | Stainless Steel | 0000000 | 00000 | 00000 |
| M10 | 1.5mm | 44mm | 64mm | 14mm | 25mm | 14mm | Stainless Steel | 0000000 | 00000 | 00000 |
| M10 | 1.5mm | 76mm | 64mm | 14mm | 25mm | 14mm | Stainless Steel | 0000000 | 00000 | 00000 |
| M12 | 1.75mm | 44mm | 64mm | 14mm | 25mm | 14mm | Stainless Steel | 0000000 | 00000 | 00000 |
| M12 | 1.75mm | 76mm | 64mm | 14mm | 25mm | 14mm | Stainless Steel | 0000000 | 00000 | 00000 |
Threaded-Hole Knobs
Install these knobs on a threaded stud. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.
Brass knobs have good corrosion resistance and are nonmagnetic.
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 | |||||||||
Brass | |||||||||
| 10-24 | __ | 3/8" | 3/4" | 1/4" | 1/2" | 3/8" | 0000000 | 00000 | 00000 |
| 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"-24 | __ | 5/8" | 1 1/2" | 5/16" | 3/4" | 11/16" | 0000000 | 00000 | 00000 |
| 3/8"-16 | __ | 5/8" | 2" | 3/8" | 1" | 3/4" | 0000000 | 00000 | 00000 |
| 3/8"-24 | __ | 5/8" | 2" | 3/8" | 1" | 3/4" | 0000000 | 00000 | 00000 |
| 1/2"-13 | __ | 5/8" | 2" | 3/8" | 1" | 3/4" | 0000000 | 00000 | 00000 |
| M5 | 0.8mm | 10mm | 19mm | 6mm | 13mm | 10mm | 0000000 | 0000 | 0000 |
| M6 | 1mm | 13mm | 25mm | 6mm | 16mm | 13mm | 0000000 | 0000 | 0000 |
| M8 | 1.25mm | 16mm | 38mm | 8mm | 19mm | 17mm | 0000000 | 00000 | 00000 |
Style 21—Four Arm Grip | |||||||||
Brass | |||||||||
| 1/4"-20 | __ | 1/2" | 1" | 3/8" | 1/2" | 1/2" | 0000000 | 00000 | 0000 |
| 5/16"-18 | __ | 9/16" | 1 1/2" | 3/8" | 5/8" | 3/8" | 0000000 | 00000 | 00000 |
| 3/8"-16 | __ | 5/8" | 2" | 1/2" | 13/16" | 1/2" | 0000000 | 00000 | 00000 |
| 1/2"-13 | __ | 5/8" | 2 1/2" | 9/16" | 1" | 9/16" | 0000000 | 00000 | 00000 |
| M6 | 1mm | 13mm | 25mm | 10mm | 13mm | 13mm | 0000000 | 00000 | 0000 |
| M8 | 1.25mm | 13mm | 38mm | 10mm | 16mm | 10mm | 0000000 | 00000 | 00000 |
| M10 | 1.5mm | 13mm | 51mm | 13mm | 21mm | 13mm | 0000000 | 00000 | 00000 |
| M12 | 1.75mm | 14mm | 64mm | 14mm | 25mm | 14mm | 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.
Brass knobs have good corrosion resistance and are nonmagnetic.
For technical drawings and 3-D models, click on a part number.
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.
Brass knobs have good corrosion resistance and are nonmagnetic.
For technical drawings and 3-D models, click on a part number.
Head | Hub | Each | ||||
|---|---|---|---|---|---|---|
| Dia. | Ht. | Dia. | Ht. | 1-9 | 10-Up | |
Style 1—Knurled Grip | ||||||
Brass | ||||||
| 3/4" | 1/4" | 1/2" | 3/8" | 0000000 | 00000 | 00000 |
| 1" | 1/4" | 5/8" | 1/2" | 0000000 | 0000 | 0000 |
| 1 1/2" | 5/16" | 3/4" | 11/16" | 0000000 | 00000 | 00000 |
| 2" | 3/8" | 1" | 3/4" | 0000000 | 00000 | 00000 |
Style 3—Four Arm Grip | ||||||
Brass | ||||||
| 1" | 3/8" | 1/2" | 1/2" | 0000000 | 0000 | 0000 |
| 1 1/2" | 1/2" | 5/8" | 3/8" | 0000000 | 00000 | 00000 |
| 2" | 1/2" | 13/16" | 1/2" | 0000000 | 00000 | 00000 |
| 2 1/2" | 9/16" | 1" | 9/16" | 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.
Brass knobs have good corrosion resistance and are nonmagnetic.
For technical drawings and 3-D models, click on a part number.
Thread | Each | ||||
|---|---|---|---|---|---|
| Size | Dp. | Head Dia. | 1-9 | 10-Up | |
Style 1 | |||||
Brass | |||||
| 10-24 | 3/8" | 3/4" | 00000000 | 00000 | 00000 |
| 10-32 | 3/8" | 3/4" | 00000000 | 0000 | 0000 |
| 10-32 | 3/8" | 1" | 00000000 | 0000 | 0000 |
| 1/4"-20 | 1/2" | 1" | 00000000 | 0000 | 0000 |
| 1/4"-20 | 5/8" | 1 3/8" | 00000000 | 00000 | 00000 |
| 1/4"-28 | 1/2" | 1" | 00000000 | 0000 | 0000 |
| 5/16"-18 | 1/2" | 1" | 00000000 | 0000 | 0000 |
| 5/16"-18 | 5/8" | 1 3/8" | 00000000 | 00000 | 00000 |
| 5/16"-24 | 1/2" | 1" | 00000000 | 0000 | 0000 |
| 5/16"-24 | 5/8" | 1 3/8" | 00000000 | 00000 | 00000 |
| 3/8"-16 | 1/2" | 1" | 00000000 | 0000 | 0000 |
| 3/8"-16 | 5/8" | 1 3/8" | 00000000 | 00000 | 00000 |
| 3/8"-16 | 3/4" | 1 7/8" | 00000000 | 00000 | 00000 |
| 3/8"-24 | 5/8" | 1 3/8" | 00000000 | 00000 | 00000 |
| 3/8"-24 | 3/4" | 1 7/8" | 00000000 | 00000 | 00000 |
| 7/16"-20 | 5/8" | 1 3/8" | 00000000 | 00000 | 00000 |
| 1/2"-13 | 5/8" | 1 3/8" | 00000000 | 00000 | 00000 |
| 1/2"-13 | 3/4" | 1 7/8" | 00000000 | 00000 | 00000 |
| 1/2"-20 | 5/8" | 1 3/8" | 00000000 | 00000 | 00000 |
| 5/8"-11 | 3/4" | 1 7/8" | 00000000 | 00000 | 00000 |
| 5/8"-18 | 3/4" | 1 7/8" | 00000000 | 00000 | 00000 |