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3 Arm Prong Knobs

In stock

3-arm prong knobs are among the most common type of lobed knob, allowing easy access even with thick gloves on for small adjustments to equipment and workpieces across industries.

Find inch and metric 3-lobed knobs at Reid Supply in both female and male thread inserts of a variety of materials, including plastic, stainless steel, and brass insert threading in Reid Supply’s online catalog.

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133 results
Product SKUs information
Item Code Price range Availability Thread Size Overall Diameter Mount Type Thread Length Knob Material Overall Height Brand View
$2.94 - $4.62 Request the lead time here
3/8-16
1.970 in
Male
1.500 in
Polyamide
Reid Select
$1.32 - $2.08 Request the lead time here
5/16-18
1.570 in
Male
0.750 in
Thermoplastic
Reid Select
$1.63 - $2.56 33 In stock
5/16-18
1.970 in
Male
1.750 in
Thermoplastic
Reid Select
$2.80 - $4.40 Request the lead time here
5/16-18
1.970 in
Male
1.000 in
Polyamide
Reid Select
$3.42 - $5.38 Request the lead time here
M8
1.969 in
Male
0.591 in
Polyamide
Reid Select
$47.97 - $53.30 1 In stock
M10
2.362 in
Threaded Blind Bore
0.709 in
Stainless Steel
1.614 in
J.W. Winco Inc.
$1.78 - $1.78 Request the lead time here
5/16-18
2.000 in
Male
0.750 in
Phenolic
1.000 in
Reid Select
$19.98 - $22.20 15 In stock
#10-32
1.260 in
Threaded Blind Bore
0.390 in
Stainless Steel
0.830 in
J.W. Winco Inc.
$19.85 - $22.06 24 In stock
M5
1.26 in
Threaded Blind Bore
0.394 in
Stainless Steel
0.827 in
J.W. Winco Inc.
$3.44 - $5.40 Request the lead time here
M10
1.969 in
Male
0.787 in
Polyamide
Reid Select
$1.11 - $1.74 69 In stock
1/4-20
0.980 in
Male
0.750 in
Thermoplastic
Reid Select
$2.95 - $2.95 15 In stock
1/4-20
1.180 in
Male
0.500 in
Thermoplastic
Reid Select
$1.45 - $1.45 121 In stock
5/16-18
2.170 in
Male
1.000 in
Thermoplastic
Reid Select
$1.37 - $2.16 Request the lead time here
5/16-18
1.570 in
Male
1.000 in
Thermoplastic
Reid Select
$3.61 - $5.68 Request the lead time here
5/16-18
1.970 in
Male
1.500 in
Polyamide
Reid Select
$3.31 - $5.20 Request the lead time here
M8
1.969 in
Male
0.787 in
Polyamide
Reid Select
$4.99 - $7.84 Request the lead time here
5/8-11
4.920 in
Male
1.180 in
Thermoplastic
Reid Select
$1.13 - $1.78 Request the lead time here
5/16-18
1.770 in
Male
0.980 in
Thermoplastic
Reid Select
$1.59 - $2.50 Request the lead time here
1/4-20
1.570 in
Female
0.390 in
Thermoplastic
0.980 in
Reid Select
$2.01 - $3.16 Request the lead time here
5/16-18
1.970 in
Female
0.550 in
Thermoplastic
0.980 in
Reid Select
  • of 7
Lobed Knob - Male; 1.970 in; 3/8-16; Steel

RST-224

Price Range
$4.62 - $2.94

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    3/8-16
  • Thread Length
    1.500 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.970 in
Lobed Knob - Male; 1.570 in; 5/16-18; Steel

RST-136

Price Range
$2.08 - $1.32

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    0.750 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.570 in
Lobed Knob - Male; 1.970 in; 5/16-18; Steel

RST-146

Price Range
$2.56 - $1.63

Stock Levels
33 In stock
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    1.750 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.970 in
Lobed Knob - Male; 1.970 in; 5/16-18; Steel

RST-221

Price Range
$4.40 - $2.80

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    1.000 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.970 in
Lobed Knob - Male; 50.0 mm; M8; Steel

RST-210

Price Range
$5.38 - $3.42

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    M8
  • Thread Length
    0.591 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.969 in
Lobed Knob - Threaded Blind Bore; 60.0 mm; M10; Stainless Steel

WTH-75

Price Range
$53.30 - $47.97

Stock Levels
1 In stock
Attributes
  • Brand
    J.W. Winco Inc.
  • Thread Size
    M10
  • Thread Length
    0.709 in
  • Knob Material
    Stainless Steel
  • Overall Diameter
    2.362 in
Lobed Knob - Male; 2.000 in; 5/16-18; Steel

DK-1219

Price Range
$1.78 - $1.78

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    0.750 in
  • Knob Material
    Phenolic
  • Overall Diameter
    2.000 in
Lobed Knob - Threaded Blind Bore; 1.260 in; #10-32; Stainless Steel

WTH-5

Price Range
$22.20 - $19.98

Stock Levels
15 In stock
Attributes
  • Brand
    J.W. Winco Inc.
  • Thread Size
    #10-32
  • Thread Length
    0.390 in
  • Knob Material
    Stainless Steel
  • Overall Diameter
    1.260 in
Lobed Knob - Threaded Blind Bore; 32.0 mm; M5; Stainless Steel

WTH-45

Price Range
$22.06 - $19.85

Stock Levels
24 In stock
Attributes
  • Brand
    J.W. Winco Inc.
  • Thread Size
    M5
  • Thread Length
    0.394 in
  • Knob Material
    Stainless Steel
  • Overall Diameter
    1.26 in
Lobed Knob - Male; 50.0 mm; M10; Steel

RST-214

Price Range
$5.40 - $3.44

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    M10
  • Thread Length
    0.787 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.969 in
Lobed Knob - Male; 0.980 in; 1/4-20; Steel

RST-129

Price Range
$1.74 - $1.11

Stock Levels
69 In stock
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    0.750 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    0.980 in
Lobed Knob - Male; 1.180 in; 1/4-20; Steel

RK-304

Price Range
$2.95 - $2.95

Stock Levels
15 In stock
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    0.500 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.180 in
Lobed Knob - Male; 2.170 in; 5/16-18; Steel

RK-327

Price Range
$1.45 - $1.45

Stock Levels
121 In stock
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    1.000 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    2.170 in
Lobed Knob - Male; 1.570 in; 5/16-18; Steel

RST-137

Price Range
$2.16 - $1.37

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    1.000 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.570 in
Lobed Knob - Male; 1.970 in; 5/16-18; Steel

RST-222

Price Range
$5.68 - $3.61

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    1.500 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.970 in
Lobed Knob - Male; 50.0 mm; M8; Steel

RST-211

Price Range
$5.20 - $3.31

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    M8
  • Thread Length
    0.787 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.969 in
Lobed Knob - Male; 4.920 in; 5/8-11; Plastic

JCL-455

Price Range
$7.84 - $4.99

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/8-11
  • Thread Length
    1.180 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    4.920 in
Lobed Knob - Male; 1.770 in; 5/16-18; Steel

JCL-400

Price Range
$1.78 - $1.13

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    0.980 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.770 in
Lobed Knob - Female; 1.570 in; 1/4-20; Brass

RST-115

Price Range
$2.50 - $1.59

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    0.390 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.570 in
Lobed Knob - Female; 1.970 in; 5/16-18; Brass

RST-125

Price Range
$3.16 - $2.01

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    0.550 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.970 in