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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
$1.09 - $1.09 857 In stock
1/4-20
1.125 in
Male
0.500 in
Phenolic
0.750 in
Reid Select
$49.21 - $54.68 17 In stock
3/8-16
2.36 in
Threaded Blind Bore
0.710 in
Stainless Steel
1.610 in
J.W. Winco Inc.
$1.16 - $1.16 43 In stock
5/16-18
1.500 in
Male
0.750 in
Phenolic
0.875 in
Reid Select
$2.66 - $4.18 Request the lead time here
3/8-16
1.970 in
Female
0.550 in
Thermoplastic
1.220 in
Reid Select
$1.45 - $2.28 Request the lead time here
1/4-20
1.260 in
Female
0.550 in
Thermoplastic
0.790 in
Reid Select
$2.35 - $2.35 1274 In stock
5/16-18
1.750 in
Female w/Locking Element
0.470 in
Polypropylene
0.870 in
Reid Select
$31.11 - $34.57 8 In stock
M10
1.969 in
Threaded Blind Bore
0.709 in
Stainless Steel
1.299 in
J.W. Winco Inc.
$1.61 - $2.53 Request the lead time here
5/16-18
2.560 in
Male
0.980 in
Thermoplastic
Reid Select
$1.83 - $2.88 250 In stock
3/8-16
3.350 in
Male
1.180 in
Thermoplastic
Reid Select
$1.32 - $2.08 Request the lead time here
5/16-18
1.570 in
Male
0.750 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
$1.97 - $3.10 Request the lead time here
3/8-16
1.970 in
Male
1.000 in
Thermoplastic
Reid Select
$2.65 - $4.16 Request the lead time here
1/4-20
1.970 in
Male
0.750 in
Polyamide
Reid Select
$2.65 - $4.16 Request the lead time here
1/4-20
1.970 in
Male
1.000 in
Polyamide
Reid Select
$3.44 - $5.40 Request the lead time here
M10
1.969 in
Male
0.787 in
Polyamide
Reid Select
$1.83 - $2.88 100 In stock
5/16-18
3.350 in
Male
1.180 in
Thermoplastic
Reid Select
$1.03 - $1.62 Request the lead time here
1/4-20
1.260 in
Male
0.500 in
Thermoplastic
Reid Select
$3.37 - $5.30 Request the lead time here
M6
1.969 in
Male
1.181 in
Polyamide
Reid Select
$1.11 - $1.74 Request the lead time here
1/4-20
0.980 in
Male
0.750 in
Thermoplastic
Reid Select
$1.79 - $2.82 Request the lead time here
3/8-16
1.970 in
Male
1.500 in
Thermoplastic
Reid Select
  • of 7
Lobed Knob - Male; 1.125 in; 1/4-20; Steel

DK-1216

Price Range
$1.09 - $1.09

Stock Levels
857 In stock
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    0.500 in
  • Knob Material
    Phenolic
  • Overall Diameter
    1.125 in
Lobed Knob - Threaded Blind Bore; 2.36 in; 3/8-16; Stainless Steel

WTH-35

Price Range
$54.68 - $49.21

Stock Levels
17 In stock
Attributes
  • Brand
    J.W. Winco Inc.
  • Thread Size
    3/8-16
  • Thread Length
    0.710 in
  • Knob Material
    Stainless Steel
  • Overall Diameter
    2.36 in
Lobed Knob - Male; 1.500 in; 5/16-18; Steel

DK-1218

Price Range
$1.16 - $1.16

Stock Levels
43 In stock
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    0.750 in
  • Knob Material
    Phenolic
  • Overall Diameter
    1.500 in
Lobed Knob - Female; 1.970 in; 3/8-16; Brass

RST-118

Price Range
$4.18 - $2.66

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    3/8-16
  • Thread Length
    0.550 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.970 in
Lobed Knob - Female; 1.260 in; 1/4-20; Brass

RST-122

Price Range
$2.28 - $1.45

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    0.550 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.260 in
Lobed Knob - Female w/Locking Element; 1.750 in; 5/16-18; Steel

KLK-15

Price Range
$2.35 - $2.35

Stock Levels
1274 In stock
Attributes
  • Brand
    Reid Select
  • Thread Size
    5/16-18
  • Thread Length
    0.470 in
  • Knob Material
    Polypropylene
  • Overall Diameter
    1.750 in
Lobed Knob - Threaded Blind Bore; 50.0 mm; M10; Stainless Steel

WTH-70

Price Range
$34.57 - $31.11

Stock Levels
8 In stock
Attributes
  • Brand
    J.W. Winco Inc.
  • Thread Size
    M10
  • Thread Length
    0.709 in
  • Knob Material
    Stainless Steel
  • Overall Diameter
    1.969 in
Lobed Knob - Male; 2.560 in; 5/16-18; Steel

JCL-405

Price Range
$2.53 - $1.61

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
    2.560 in
Lobed Knob - Male; 3.350 in; 3/8-16; Steel

JCL-425

Price Range
$2.88 - $1.83

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

RST-142

Price Range
$3.10 - $1.97

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    3/8-16
  • Thread Length
    1.000 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.970 in
Lobed Knob - Male; 1.970 in; 1/4-20; Steel

RST-217

Price Range
$4.16 - $2.65

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    0.750 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.970 in
Lobed Knob - Male; 1.970 in; 1/4-20; Steel

RST-218

Price Range
$4.16 - $2.65

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    1.000 in
  • Knob Material
    Polyamide
  • Overall Diameter
    1.970 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; 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; 1.260 in; 1/4-20; Steel

RST-130

Price Range
$1.62 - $1.03

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Thread Size
    1/4-20
  • Thread Length
    0.500 in
  • Knob Material
    Thermoplastic
  • Overall Diameter
    1.260 in
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; 0.980 in; 1/4-20; Steel

RST-129

Price Range
$1.74 - $1.11

Stock Levels
Request the lead time here
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; 1.970 in; 3/8-16; Steel

RST-143

Price Range
$2.82 - $1.79

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