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    89 Products

    Threaded-Stud Precise-Control Indicating Knobs

    Image of Product. Front orientation. Indicating Knobs. Threaded-Stud Precise-Control Indicating Knobs, Knurled-Head Grip.

    Knurled-Head Grip

    Image of Product. Front orientation. Indicating Knobs. Threaded-Stud Precise-Control Indicating Knobs, Six-Arm Grip.

    Six-Arm Grip

    Mount these knobs into a threaded hole. Turn the knob to move the stud 0.005" per graduation and make precise adjustments. Secure with the included locknut. Made of acetal, these knobs resist oil, grease, and solvents.
    Head
    Stud
    Thread
    Size
    Dia.
    Ht.
    Lg.
    Material
    Temp. Range,
    ° F
    Features
    Each
    Knurled-Head Grip
     
    Black Acetal
    1/4"-20
    		1"5/16"2"Steel35 to 180Locknut00000000000000
     
    Six-Arm Grip
     
    Black Acetal
    1/4"-20
    		1 1/2"1/2"3"Steel35 to 180Locknut0000000000000
     

    Turn-Counting Indicating Knobs

    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Turn Counting, Style 1—Ribbed Grip.
    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Turn Counting, Style 2—Ribbed Grip.
    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Turn Counting, Style 3—Ribbed Grip.
    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Turn Counting, Style 4—Ribbed Grip.

    Style 1—Ribbed Grip

    Style 2—Ribbed Grip

    Style 3—Ribbed

    Grip

    Style 4—Ribbed Grip

    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. To secure these knobs in place, tighten the set screw.
    Plastic—Plastic knobs are a lightweight alternative to metal. They resist oil, grease, and solvents.
    Aluminum—Aluminum knobs have mild corrosion resistance, are lightweight, and are nonmagnetic.
    Head
    Housing
    Hole
    Dia.
    Ht.
    Max. Knob
    Turns
    Wd.
    Material
    Ht.
    Dia.
    Dp.
    Set Screw
    Included
    Temp. Range,
    ° F
    Each
    Style 1—Ribbed Grip
     
    Black Aluminum—For Round Shafts
    1"1"10———1/4"13/16"Yes35 to 4000000000000000
     
    Style 2—Ribbed Grip
     
    Black Plastic—For Round Shafts
    1 1/16"1 1/4"10———1/4"11/16"Yes-20 to 1850000000000000
     
    Style 3—Ribbed Grip
     
    Black Plastic—For Round Shafts
    9/16"1"101"Aluminum
    		1 3/4"1/4"1"Yes-20 to 1850000000000000
     
    Style 4—Ribbed Grip
     
    Black Plastic—For Round Shafts
    7/8"7/8"15———1/8"13/16"Yes—00000000000
    7/8"15/16"15———1/4"13/16"Yes—000000000000
    1 13/16"1"20———1/4"15/16"Yes—000000000000
     

    Screw-Head Mount Precise-Control Indicating Knobs

    Image of Product. Front orientation. Indicating Knobs. Precise Control, Screw-Head Mount, Knurled-Head Grip.

    Knurled-Head

    Grip

    Image of Product. Front orientation. Indicating Knobs. Precise Control, Screw-Head Mount, Six-Arm Grip.

    Six-Arm

    Grip

    To build a custom precise-control knob or thumb screw, pair one of these knobs with a socket head screw. Press the knob and screw together using a bench vise or an arbor press. Then, turn the knob to move the screw 0.005" per graduation and make precise adjustments. Made of acetal, these knobs resist oil, grease, and solvents.
    Head
    For Thread
    Size
    Dia.
    Ht.
    For Screw
    Head Type
    Temp. Range,
    ° F
    Each
    Knurled-Head Grip
     
    Black Acetal
    1/4"-20
    		1"5/16"Socket
    		35 to 18000000000000000
     
    Six-Arm Grip
     
    Black Acetal
    1/4"-20
    		1 1/2"1/2"Socket
    		35 to 1800000000000000
     

    Comfort-Grip Indicating Knobs

    Image of Product. Front orientation. Indicating Knobs. Comfort Grip, Style 1—Ribbed Grip.

    Style 1—Ribbed

    Grip

    Image of Product. Front orientation. Indicating Knobs. Comfort Grip, Style 2—Ribbed Grip.

    Style 2—Ribbed

    Grip

    Image of Product. Front orientation. Indicating Knobs. Comfort Grip, Style 3—Ribbed Grip.

    Style

    3—Ribbed

    Grip

    Image of Product. Front orientation. Indicating Knobs. Comfort Grip, Style 4—Single-Arm Grip.

    Style

    4—Single-Arm

    Grip

    Image of Product. Front orientation. Indicating Knobs. Comfort Grip, Style 5—Smooth Grip.

    Style 5—Smooth

    Grip

    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. All resist oil, grease, and solvents.
    TPE Rubber—TPE knobs have more abrasion resistance than polypropylene knobs.
    For D-Profile Shafts—Knobs for D-profile shafts simply press on and stay in place.
    For Round Shafts—Knobs for round shafts include a set screw to secure them in place.
    Head
    Hole
    Each
    Dia.
    Ht.
    Dia.
    Dp.
    Set Screw
    Included
    Temp. Range,
    ° F
    1-9
    10-Up
    Style 1—Ribbed Grip
     
    Black Rubber-Coated Polypropylene—For Round Shafts
    5/8"9/16"1/4"1/2"Yes-15 to 210000000000000000000
    3/4"3/8"1/4"5/16"Yes-15 to 2100000000000000000
    3/4"11/16"1/4"5/8"Yes-15 to 2100000000000000000
     
    Style 2—Ribbed Grip
     
    Black Rubber-Coated Polypropylene—For Round Shafts
    1/2"11/16"1/8"5/8"Yes-15 to 2100000000000000000
    1 1/8"9/16"1/4"7/16"Yes-15 to 2100000000000000000
    1 1/2"5/8"1/4"1/2"Yes-15 to 2100000000000000000
     
    Black TPE—For D-Profile Shafts
    11 mm14 mm6 mm11 mmNo-20 to 120000000000000000
    15 mm22 mm6 mm15 mmNo-20 to 120000000000000000
    20 mm18 mm6 mm15 mmNo-20 to 120000000000000000
     
    Style 3—Ribbed Grip
     
    Black Rubber-Coated Polypropylene—For Round Shafts
    5/8"13/16"1/8"3/4"Yes-15 to 2100000000000000000
    1 1/4"5/8"1/4"9/16"Yes-15 to 2100000000000000000
    1 11/16"3/4"1/4"5/8"Yes-15 to 2100000000000000000
     
    Black TPE—For D-Profile Shafts
    15 mm22 mm6 mm15 mmNo-20 to 120000000000000000
    20 mm18 mm6 mm15 mmNo-20 to 120000000000000000
     
    Style 4—Single-Arm Grip
     
    Black Rubber-Coated Polypropylene—For Round Shafts
    1 3/8"7/8"1/4"11/16"Yes-15 to 2100000000000000000
    1 7/8"1"1/4"7/8"Yes-15 to 2100000000000000000
     
    Style 5—Smooth Grip
     
    Black Rubber-Coated Polypropylene—For Round Shafts
    1 1/2"11/16"1/4"7/16"Yes-15 to 210000000000000000
    2"11/16"1/4"7/16"Yes-15 to 210000000000000000
    2 1/2"11/16"1/4"7/16"Yes-15 to 210000000000000000
     

    Indicating Knobs

    Image of Product. Front orientation. Indicating Knobs. Style 1—Ribbed Grip.
    Image of Product. Front orientation. Indicating Knobs. Style 2—Ribbed Grip.
    Image of Product. Front orientation. Indicating Knobs. Style 3—Ribbed Grip.
    Image of Product. Front orientation. Indicating Knobs. Style 4—Ribbed Grip.

    Style 1—Ribbed

    Grip

    Style 2—Ribbed

    Grip

    Style 3—Ribbed

    Grip

    Style 4—Ribbed

    Grip

    Image of Product. Front orientation. Indicating Knobs. Style 5—Knurled-Head Grip.
    Image of Product. Front orientation. Indicating Knobs. Style 6—Ribbed Grip.
    Image of Product. Front orientation. Indicating Knobs. Style 7—Ribbed Grip.
    Image of Product. Front orientation. Indicating Knobs. Style 8—Single-Arm Grip.

    Style

    5—Knurled-Head

    Grip

    Style 6—Ribbed

    Grip

    Style 7—Ribbed

    Grip

    Style

    8—Single-Arm Grip

    Image of Product. Front orientation. Indicating Knobs. Style 9—Single-Arm Grip.
    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Style 10—Single-Arm Grip.
    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Style 11—Ribbed Grip.
    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Style 12—Two-Arm Grip.

    Style

    9—Single-Arm

    Grip

    Style

    10—Single-Arm Grip

    Style 11—Ribbed Grip

    Style 12—Two-Arm

    Grip

    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Style 13—Single-Arm Grip.
    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Style 14—Two-Arm Grip.
    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Style 15—Single-Arm Grip.
    Image of Product. Front orientation. Contains Annotated. Indicating Knobs. Style 16—Single-Arm Grip.

    Style 13—Single-Arm

    Grip

    Style

    14—Two-Arm

    Grip

    Style

    15—Single-Arm

    Grip

    Style

    16—Single-Arm

    Grip

    Control devices with round or D-shaped shafts and view settings at a glance with a pointer.
    Phenolic—Phenolic knobs are a lightweight alternative to metal. They resist oil, grease, and solvents. Phenolic has good scratch resistance.
    ABS—ABS knobs are a lightweight alternative to metal. They resist oil, grease, and solvents. ABS has excellent impact resistance.
    Anodized Aluminum—Aluminum knobs have mild corrosion resistance, are lightweight, and are nonmagnetic.
    For D-Profile Shafts—Knobs for D-profile shafts simply press on and stay in place.
    For Round Shafts—Knobs for round shafts include a set screw to secure them in place.
    Head
    Hole
    Dia.
    Wd.
    Ht.
    Dia.
    Dp.
    Cap
    Color
    Insert
    Material
    Set Screw
    Included
    Temp. Range,
    ° F
    Features
    Each
    Style 1—Ribbed Grip
     
    Black Phenolic—For D-Profile Shafts
    3/4"—1/2"1/4"7/16"——No-30 to 400Retaining Spring000000000000
    1 1/8"—5/8"1/4"1/2"——No-30 to 400Retaining Spring00000000000
    1 1/4"—3/4"1/4"5/8"——No-30 to 400Retaining Spring00000000000
    1 1/2"—11/16"1/4"1/2"——No-30 to 400Retaining Spring00000000000
     
    Black Phenolic—For Round Shafts
    3/4"—1/2"1/4"7/16"——Yes-30 to 400—00000000000
    1 1/8"—5/8"1/4"1/2"——Yes-30 to 400—00000000000
    1 1/2"—11/16"1/4"1/2"—BrassYes-30 to 400—00000000000
     
    Style 2—Ribbed Grip
     
    Black Phenolic—For D-Profile Shafts
    1 1/2"—7/8"1/4"3/4"Silver—No-30 to 400Retaining Spring00000000000
    2 1/16"—7/8"1/4"13/16"Silver—No-30 to 400—00000000000
     
    Black Phenolic—For Round Shafts
    3/4"—1/2"1/4"7/16"Silver—Yes-30 to 400—00000000000
    3/4"—1/2"1/4"7/16"SilverBrassYes-30 to 400—00000000000
    13/16"—1/2"1/4"7/16"SilverBrassYes-30 to 400—00000000000
    1"—9/16"1/4"1/2"SilverBrassYes-30 to 400—00000000000
    1 1/8"—5/8"1/4"1/2"Silver—Yes-30 to 400—00000000000
    1 5/16"—11/16"1/4"1/2"SilverBrassYes-30 to 400—00000000000
    1 1/2"—7/8"1/4"3/4"Silver—Yes-30 to 400—00000000000
    1 1/2"—7/8"1/4"3/4"SilverBrassYes-30 to 400—00000000000
    1 3/4"—13/16"1/4"11/16"SilverBrassYes-30 to 400—00000000000
    2 1/16"—7/8"1/4"13/16"Silver—Yes-30 to 400—00000000000
    2 1/16"—7/8"1/4"13/16"SilverBrassYes-30 to 400—00000000000
     
    Style 3—Ribbed Grip
     
    Black Phenolic—For Round Shafts
    1/2"—5/8"1/4"1/2"——Yes-30 to 400—00000000000
    5/8"—9/16"1/4"7/16"—BrassYes-30 to 400—00000000000
    13/16"—5/8"1/4"1/2"—BrassYes-30 to 400—00000000000
    15/16"—13/16"1/4"5/8"—BrassYes-30 to 400—00000000000
    1 3/8"—11/16"1/4"5/8"—BrassYes-30 to 400—00000000000
     
    Style 4—Ribbed Grip
     
    Black Phenolic—For Round Shafts
    9/16"—5/8"1/4"7/16"Silver—Yes-30 to 400—00000000000
    13/16"—5/8"1/4"9/16"Silver—Yes-30 to 400—00000000000
    1 1/16"—11/16"1/4"9/16"Silver—Yes-30 to 400—00000000000
     
    Style 5—Knurled-Head Grip
     
    Anodized Aluminum—For Round Shafts
    1/2"—5/8"1/8"1/2"——Yes——000000000000
    1/2"—5/8"1/4"1/2"——Yes——000000000000
    15/16"—5/8"1/4"1/2"——Yes——000000000000
     
    Style 6—Ribbed Grip
     
    Anodized Aluminum—For Round Shafts
    1/2"—5/8"1/8"1/2"——Yes——000000000000
    1/2"—5/8"1/4"1/2"——Yes——000000000000
    15/16"—5/8"1/4"1/2"——Yes——000000000000
     
    Style 7—Ribbed Grip
     
    Black ABS—For Round Shafts
    3/4"—11/16"9/16"1/2"——Yes-15 to 200—00000000000
    3/4"—3/4"9/16"1/2"——Yes-15 to 200—00000000000
    15/16"—3/4"3/4"1/2"——Yes-15 to 200—00000000000
    15/16"—13/16"3/4"1/2"——Yes-15 to 200—00000000000
     
    Style 8—Single-Arm Grip
     
    Black Anodized Aluminum—For Round Shafts
    1/2"—1"1/8"1/2"——Yes——00000000000
     
    Style 9—Single-Arm Grip
     
    Black Phenolic—For D-Profile Shafts
    1 1/2"—3/4"1/4"5/8"——No-30 to 400Retaining Spring00000000000
     
    Black Phenolic—For Round Shafts
    3/4"—9/16"1/4"7/16"——Yes-30 to 400—00000000000
    1 1/8"—5/8"1/4"7/16"——Yes-30 to 400—00000000000
    1 1/2"—3/4"1/4"5/8"——Yes-30 to 400—00000000000
    1 1/2"—3/4"1/4"5/8"—BrassYes-30 to 400—00000000000
     
    Style 10—Single-Arm Grip
     
    Black Phenolic—For Round Shafts
    —1 1/8"1/2"1/4"7/16"—BrassYes-30 to 400—00000000000
     
    Style 11—Ribbed Grip
     
    Black Phenolic—For Round Shafts
    —1 1/4"5/8"1/4"1/2"—BrassYes-30 to 400—00000000000
    —1 1/4"5/8"1/4"1/2"Silver—Yes-30 to 400—00000000000
     
    Style 12—Two-Arm Grip
     
    Black Phenolic—For Round Shafts
    —1 5/16"5/8"1/4"9/16"Silver—Yes-30 to 400—00000000000
     
    Style 13—Single-Arm Grip
     
    Black Phenolic—For D-Profile Shafts
    —1 1/16"5/8"1/4"1/2"Silver—No-30 to 400Retaining Spring00000000000
     
    Black Phenolic—For Round Shafts
    —1 1/16"5/8"1/4"1/2"Silver—Yes-30 to 400—00000000000
     
    Style 14—Two-Arm Grip
     
    Black Phenolic—For D-Profile Shafts
    —2"5/8"1/4"1/2"——No-30 to 400—00000000000
     
    Black Phenolic—For Round Shafts
    —1 1/4"5/8"1/4"1/2"——Yes-30 to 400—00000000000
    —1 1/4"5/8"1/4"1/2"—BrassYes-30 to 400—00000000000
    —2"5/8"1/4"1/2"——Yes-30 to 400—00000000000
     
    Style 15—Single-Arm Grip
     
    Black Phenolic—For Round Shafts
    —1 11/16"5/8"1/4"9/16"——Yes-30 to 400—00000000000
    —1 11/16"5/8"1/4"9/16"—BrassYes-30 to 400—00000000000
     
    Style 16—Single-Arm Grip
     
    Black Phenolic—For Round Shafts
    —2 1/2"5/8"1/4"5/16"—BrassYes-30 to 400—00000000000
     

    Dual-Control Comfort-Grip Indicating Knobs

    Image of Product. Front orientation. Indicating Knobs. Comfort Grip, Dual Control.
    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. To secure these knobs in place, tighten the set screw. Made of polypropylene, all resist oil, grease, and solvents.
    For Round Shafts—Knobs for round shafts include a set screw to secure them in place.
    Head
    Hole
    Each
    Dia.
    Ht.
    Dia.
    Dp.
    Set Screw
    Included
    Temp. Range,
    ° F
    1-9
    10-Up
    Ribbed Grip
     
    Black Rubber-Coated Polypropylene—For Round Shafts
    5/8"1 1/8"1/8", 1/4"1"Yes-15 to 200000000000000000000
     

    Choose-a-Color Indicating Knobs

    Image of Product. Front orientation. Indicating Knobs. Choose-a-Color.
    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. Create custom threads or drill a hole in the side of the head to secure with a set screw. Made of TPE, all of these knobs have good abrasion resistance. They resist oil, grease, and solvents.
    Head
    Hole
    Each
    Dia.
    Ht.
    Dia.
    Dp.
    Temp. Range,
    ° F
    Choose a Color
    1-9
    10-Up
    Ribbed Grip
     
    TPE—For Round Shafts
    13/16"11/16"1/4"5/8"-20 to 250
    Orange
    ,
    Red
    ,
    Yellow
    		00000000000000000
    11 mm14 mm6 mm11 mm-20 to 250
    Orange
    ,
    Red
    ,
    Yellow
    		000000000000000
     
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