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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
$3.37 - $5.30 Request the lead time here
M6
1.969 in
Male
1.181 in
Polyamide
Reid Select
$3.36 - $5.28 Request the lead time here
M6
1.969 in
Male
1.575 in
Polyamide
Reid Select
$1.61 - $2.53 Request the lead time here
3/8-16
2.560 in
Male
0.980 in
Thermoplastic
Reid Select
$1.41 - $2.22 Request the lead time here
1/4-20
1.570 in
Male
1.250 in
Thermoplastic
Reid Select
$1.83 - $2.88 100 In stock
5/16-18
3.350 in
Male
1.180 in
Thermoplastic
Reid Select
$2.04 - $3.20 Request the lead time here
3/8-16
1.970 in
Male
2.000 in
Thermoplastic
Reid Select
$2.95 - $2.95 15 In stock
1/4-20
1.180 in
Male
0.500 in
Thermoplastic
Reid Select
$2.94 - $4.62 Request the lead time here
3/8-16
1.970 in
Male
1.500 in
Polyamide
Reid Select
$1.31 - $1.31 Request the lead time here
1/4-20
1.500 in
Female
0.380 in
Phenolic
0.875 in
Reid Select
$1.46 - $1.63 1029 In stock
1/4-20
Female
0.438 in
ABS
DimcoGray
$1.17 - $1.17 Request the lead time here
1/4-20
Female
0.500 in
ABS
DimcoGray
$1.22 - $1.22 251 In stock
5/16-18
Female
0.438 in
ABS
DimcoGray
$0.95 - $1.50 93 In stock
3/8-16
Female
0.500 in
ABS
DimcoGray
$1.36 - $1.36 Request the lead time here
5/16-18
1.500 in
Female
0.500 in
Phenolic
0.875 in
Reid Select
$0.84 - $1.32 49 In stock
1/4-20
Female
0.625 in
ABS
DimcoGray
$1.69 - $1.69 Request the lead time here
#10-32
1.125 in
Female
0.375 in
Phenolic
0.750 in
Reid Select
$1.30 - $1.30 Request the lead time here
3/8-16
Female
0.625 in
ABS
DimcoGray
$2.40 - $2.40 Request the lead time here
5/16-18
1.500 in
Female
0.500 in
Phenolic
0.875 in
Reid Select
$1.61 - $2.53 102 In stock
3/8-16
2.560 in
Female
0.560 in
Thermoplastic
1.100 in
Reid Select
$1.58 - $1.58 Request the lead time here
1/4-20
0.750 in
Female
0.380 in
Phenolic
0.7200 in
Reid Select
  • of 7
Lobed Knob - Male; 50.0 mm; M6; Steel

RST-208

Price Range
$5.30 - $3.37

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    M6
  • Thread Length
    1.181 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.969 in
Lobed Knob - Male; 50.0 mm; M6; Steel

RST-209

Price Range
$5.28 - $3.36

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    M6
  • Thread Length
    1.575 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.969 in
Lobed Knob - Male; 2.560 in; 3/8-16; Steel

JCL-410

Price Range
$2.53 - $1.61

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    3/8-16
  • Thread Length
    0.980 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    2.560 in
Lobed Knob - Male; 1.570 in; 1/4-20; Steel

RST-135

Price Range
$2.22 - $1.41

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    1.250 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.570 in
Lobed Knob - Male; 3.350 in; 5/16-18; Steel

JCL-420

Price Range
$2.88 - $1.83

Stock Levels
100 In stock
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    1.180 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    3.350 in
Lobed Knob - Male; 1.970 in; 3/8-16; Steel

RST-144

Price Range
$3.20 - $2.04

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    3/8-16
  • Thread Length
    2.000 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.970 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; 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 - Female; 1.500 in; 1/4-20; Brass

DK-1205

Price Range
$1.31 - $1.31

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    0.380 in
  • Knob Material
    Phenolic
  • Overall Diameter
    1.500 in
Lobed Knob - 1/4-20; 1.0625 in; Female; ABS, 4-410-001

DK-106

Price Range
$1.63 - $1.46

Stock Levels
1029 In stock
Attributes
  • Brand
    DimcoGray
  • Thread Size
    1/4-20
  • Thread Length
    0.438 in
  • Knob Material
    ABS
  • Material
    Brass
Lobed Knob - 1/4-20; 1.1250 in; Female; ABS, 4-408-001

DK-112

Price Range
$1.17 - $1.17

Stock Levels
Request the lead time here
Attributes
  • Brand
    DimcoGray
  • Thread Size
    1/4-20
  • Thread Length
    0.500 in
  • Knob Material
    ABS
  • Material
    Brass
Lobed Knob - 5/16-18; 1.1250 in; Female; ABS, 4-414-001

DK-109

Price Range
$1.22 - $1.22

Stock Levels
251 In stock
Attributes
  • Brand
    DimcoGray
  • Thread Size
    5/16-18
  • Thread Length
    0.438 in
  • Knob Material
    ABS
  • Material
    Brass
Lobed Knob - 3/8-16; 1.1250 in; Female; ABS, 4-414-002

DK-110

Price Range
$1.50 - $0.95

Stock Levels
93 In stock
Attributes
  • Brand
    DimcoGray
  • Thread Size
    3/8-16
  • Thread Length
    0.500 in
  • Knob Material
    ABS
  • Material
    Brass
Lobed Knob - Female; 1.500 in; 5/16-18; Brass

DK-1206

Price Range
$1.36 - $1.36

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    0.500 in
  • Knob Material
    Phenolic
  • Overall Diameter
    1.500 in
Lobed Knob - 1/4-20; 1.0620 in; Female; ABS, 4-412-001

DK-114

Price Range
$1.32 - $0.84

Stock Levels
49 In stock
Attributes
  • Brand
    DimcoGray
  • Thread Size
    1/4-20
  • Thread Length
    0.625 in
  • Knob Material
    ABS
  • Material
    Brass
Lobed Knob - Female; 1.125 in; #10-32; Brass

DK-1209

Price Range
$1.69 - $1.69

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    #10-32
  • Thread Length
    0.375 in
  • Knob Material
    Phenolic
  • Overall Diameter
    1.125 in
Lobed Knob - 3/8-16; 1.0620 in; Female; ABS, 4-412-003

DK-116

Price Range
$1.30 - $1.30

Stock Levels
Request the lead time here
Attributes
  • Brand
    DimcoGray
  • Thread Size
    3/8-16
  • Thread Length
    0.625 in
  • Knob Material
    ABS
  • Material
    Brass
Lobed Knob - Female; 1.500 in; 5/16-18; Brass

DK-1212

Price Range
$2.40 - $2.40

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    0.500 in
  • Knob Material
    Phenolic
  • Overall Diameter
    1.500 in
Lobed Knob - Female; 2.560 in; 3/8-16; Brass

JCL-290

Price Range
$2.53 - $1.61

Stock Levels
102 In stock
Attributes
  • Brand
    Reid Select
  • Thread Size
    3/8-16
  • Thread Length
    0.560 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    2.560 in
Lobed Knob - Female; 0.750 in; 1/4-20; Brass

DK-601

Price Range
$1.58 - $1.58

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    0.380 in
  • Knob Material
    Phenolic
  • Overall Diameter
    0.750 in