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Tooling Nuts

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These check nuts are made of 303 stainless steel or low carbon steel, soft, with a black oxide finish. They can be used in conjunction with many other components such as knurled head screws, torque thumb screws, hand knob assemblies, toggle show clamp assemblies and many other tooling applications.

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99 results
Product SKUs information
Item Code Price range Availability Thread Size Special Offer Thread Type Type Brand View
$9.70 - $9.70 10 In stock
5/8-11
Safety-Stop Thread
T-Slot Nuts
TE-CO
$6.76 - $6.76 18 In stock
1/2-13
Fully Threaded
T-Slot Nuts
TE-CO
$9.60 - $9.60 408 In stock
3/8-16
Safety-Stop Thread
T-Slot Nuts
Reid Select
$16.70 - $16.70 220 In stock
5/8-11
Safety-Stop Thread
T-Slot Nuts
Reid Select
$11.45 - $11.45 2 In stock
M16
Safety-Stop Thread
Chamfered
AMF
$10.30 - $10.30 93 In stock
3/8-16
Safety-Stop Thread
T-Slot Nuts
Reid Select
$5.23 - $5.23 280 In stock
3/8-16
Fully Threaded
T-Slot Nuts
TE-CO
$6.28 - $6.28 45 In stock
M10
Safety-Stop Thread
Rotary
AMF
$10.13 - $10.13 19 In stock
M12
Safety-Stop Thread
Chamfered
AMF
$3.77 - $3.77 72 In stock
M10
Safety-Stop Thread
Chamfered
AMF
$5.41 - $5.41 113 In stock
10-24
Check Nut
Reid Select
$12.48 - $12.48 Request the lead time here
1/4-20
Check Nut
Reid Select
$6.75 - $6.75 29 In stock
5/8-11
Check Nut
Reid Select
$12.50 - $12.50 156 In stock
10-32
Check Nut
Reid Select
$4.81 - $4.81 43 In stock
1/2-13
Machine Coupling Nuts
Reid Select
$5.84 - $5.84 37 In stock
1/2-13
Check Nut
Reid Select
$3.84 - $3.84 172 In stock
5/16-18
Machine Coupling Nuts
Reid Select
$5.18 - $5.18 55 In stock
3/8-16
Check Nut
Reid Select
$4.46 - $4.46 27 In stock
5/8-11
Machine Coupling Nuts
Reid Select
$5.23 - $5.23 115 In stock
3/8-16
Fully Threaded
T-Slot Nuts
TE-CO
  • of 5
T-Slot Nut; Overall Height=19.1 mm | 0.7500 in, Overall Length=28.6 mm | 1.1250 in, Overall Width=31.8 mm | 1.2500 in, Thread Size=5/8-11, 41482

TN-107

Price Range
$9.70 - $9.70

Stock Levels
10 In stock
Attributes
  • Thread Size
    5/8-11
  • Type
    T-Slot Nuts
  • Thread Type
    Safety-Stop Thread
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
T-Slot Nut; Overall Height=19.1 mm | 0.7500 in, Overall Length=28.6 mm | 1.1250 in, Overall Width=28.6 mm | 1.1250 in, Thread Size=1/2-13, 41480T

TN-16

Price Range
$6.76 - $6.76

Stock Levels
18 In stock
Attributes
  • Thread Size
    1/2-13
  • Type
    T-Slot Nuts
  • Thread Type
    Fully Threaded
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
T-Slot Nut; Overall Height=12.7 mm | 0.5000 in, Overall Length=25.4 mm | 1.0000 in, Overall Width=19.1 mm | 0.7500 in, Thread Size=3/8-16, TN-210

TN-210

Price Range
$9.60 - $9.60

Stock Levels
408 In stock
Attributes
  • Thread Size
    3/8-16
  • Type
    T-Slot Nuts
  • Thread Type
    Safety-Stop Thread
  • Material
    304 Stainless Steel
  • Manufacturer Part Number
    TN-05SS
T-Slot Nut; Overall Height=25.4 mm | 1.0000 in, Overall Length=38.1 mm | 1.5000 in, Overall Width=31.8 mm | 1.2500 in, Thread Size=5/8-11, TN-265

TN-265

Price Range
$16.70 - $16.70

Stock Levels
220 In stock
Attributes
  • Thread Size
    5/8-11
  • Type
    T-Slot Nuts
  • Thread Type
    Safety-Stop Thread
  • Material
    304 Stainless Steel
  • Manufacturer Part Number
    TN-31SS
T-Slot Nut; Overall Height=28.0 mm | 1.102 in, Overall Length=35.0 mm | 1.378 in, Overall Width=35.0 mm | 1.378 in, Thread Size=M16, 155630

TN-53

Price Range
$11.45 - $11.45

Stock Levels
2 In stock
Attributes
  • Thread Size
    M16
  • Type
    Chamfered
  • Thread Type
    Safety-Stop Thread
  • Material
    Cold-Finished/Case-Hardened Steel
  • Pitch/TPI
    2.0 mm
T-Slot Nut; Overall Height=15.9 mm | 0.6250 in, Overall Length=31.8 mm | 1.2500 in, Overall Width=22.2 mm | 0.8750 in, Thread Size=3/8-16, TN-220

TN-220

Price Range
$10.30 - $10.30

Stock Levels
93 In stock
Attributes
  • Thread Size
    3/8-16
  • Type
    T-Slot Nuts
  • Thread Type
    Safety-Stop Thread
  • Material
    304 Stainless Steel
  • Manufacturer Part Number
    TN-15SS
T-Slot Nut; Overall Height=12.7 mm | 0.5000 in, Overall Length=25.4 mm | 1.0000 in, Overall Width=22.2 mm | 0.8750 in, Thread Size=3/8-16, 41473T

TN-3

Price Range
$5.23 - $5.23

Stock Levels
280 In stock
Attributes
  • Thread Size
    3/8-16
  • Type
    T-Slot Nuts
  • Thread Type
    Fully Threaded
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
T-Slot Nut; Overall Height=14.0 mm | 0.551 in, Overall Length=18.0 mm | 0.709 in, Overall Width=11.7 mm | 0.461 in, Thread Size=M10, 80259

TN-62

Price Range
$6.28 - $6.28

Stock Levels
45 In stock
Attributes
  • Thread Size
    M10
  • Type
    Rotary
  • Thread Type
    Safety-Stop Thread
  • Material
    Cold-Finished/Case-Hardened Steel
  • Pitch/TPI
    1.5 mm
T-Slot Nut; Overall Height=20.0 mm | 0.787 in, Overall Length=28.0 mm | 1.102 in, Overall Width=28.0 mm | 1.102 in, Thread Size=M12, 158907

TN-51

Price Range
$10.13 - $10.13

Stock Levels
19 In stock
Attributes
  • Thread Size
    M12
  • Type
    Chamfered
  • Thread Type
    Safety-Stop Thread
  • Material
    Cold-Finished/Case-Hardened Steel
  • Pitch/TPI
    1.8 mm
T-Slot Nut; Overall Height=14.0 mm | 0.551 in, Overall Length=18.0 mm | 0.709 in, Overall Width=18.0 mm | 0.709 in, Thread Size=M10, 80036

TN-29

Price Range
$3.77 - $3.77

Stock Levels
72 In stock
Attributes
  • Thread Size
    M10
  • Type
    Chamfered
  • Thread Type
    Safety-Stop Thread
  • Material
    Cold-Finished/Case-Hardened Steel
  • Pitch/TPI
    1.5 mm
Check Nut; Base Diameter (Seed)=0.500 in, Overall Height (Seed)=.219 in, Thread Size=10-24

V-0

Price Range
$5.41 - $5.41

Stock Levels
113 In stock
Attributes
  • Thread Size
    10-24
  • Type
    Check Nut
  • Base Diameter
    0.500 in
  • Head Height
    .156 in
  • Material
    Soft Low-Carbon Steel
Check Nut; Base Diameter (Seed)=0.500 in, Overall Height (Seed)=0.219 in, Thread Size=1/4-20, VS-2

VS-2

Price Range
$12.48 - $12.48

Stock Levels
Request the lead time here
Attributes
  • Thread Size
    1/4-20
  • Type
    Check Nut
  • Material
    303 Stainless Steel
  • Manufacturer Part Number
    VS-2
Check Nut; Base Diameter (Seed)=1.00 in, Overall Height (Seed)=.44 in, Thread Size=5/8-11

KN-3

Price Range
$6.75 - $6.75

Stock Levels
29 In stock
Attributes
  • Thread Size
    5/8-11
  • Type
    Check Nut
  • Base Diameter
    1.00 in
  • Material
    Case-Hardened Steel
  • Outside Diameter
    1.375 in
Check Nut; Base Diameter (Seed)=0.500 in, Overall Height (Seed)=0.219 in, Thread Size=10-32, VS-1

VS-1

Price Range
$12.50 - $12.50

Stock Levels
156 In stock
Attributes
  • Thread Size
    10-32
  • Type
    Check Nut
  • Material
    303 Stainless Steel
  • Manufacturer Part Number
    VS-1
Machine Coupling Nut; Distance Across Flats (Seed)=0.875 in, Overall Length=38.1 mm | 1.50 in, Thread Size=1/2-13

CN-3

Price Range
$4.81 - $4.81

Stock Levels
43 In stock
Attributes
  • Thread Size
    1/2-13
  • Type
    Machine Coupling Nuts
  • Overall Length
    1.50 in
  • Distance Across Flats
    0.875 in
  • Material
    Cold-Finished/Case-Hardened Steel
Check Nut; Base Diameter (Seed)=0.750 in, Overall Height (Seed)=0.375 in, Thread Size=1/2-13, V-5

V-5

Price Range
$5.84 - $5.84

Stock Levels
37 In stock
Attributes
  • Thread Size
    1/2-13
  • Type
    Check Nut
  • Material
    Soft Low-Carbon Steel
  • Finish
    Black Oxide
  • Manufacturer Part Number
    T106CN BULK
Machine Coupling Nut; Distance Across Flats (Seed)=0.563 in, Overall Length=22.2 mm | .875 in, Thread Size=5/16-18

CN-1

Price Range
$3.84 - $3.84

Stock Levels
172 In stock
Attributes
  • Thread Size
    5/16-18
  • Type
    Machine Coupling Nuts
  • Overall Length
    .875 in
  • Distance Across Flats
    0.563 in
  • Material
    Cold-Finished/Case-Hardened Steel
Check Nut; Base Diameter (Seed)=1.00 in, Overall Height (Seed)=.44 in, Thread Size=3/8-16

KN-1

Price Range
$5.18 - $5.18

Stock Levels
55 In stock
Attributes
  • Thread Size
    3/8-16
  • Type
    Check Nut
  • Base Diameter
    1.00 in
  • Material
    Case-Hardened Steel
  • Outside Diameter
    1.125 in
Machine Coupling Nut; Distance Across Flats (Seed)=1.063 in, Overall Length=27 mm | 1.062 in, Thread Size=5/8-11

CN-4

Price Range
$4.46 - $4.46

Stock Levels
27 In stock
Attributes
  • Thread Size
    5/8-11
  • Type
    Machine Coupling Nuts
  • Overall Length
    1.062 in
  • Distance Across Flats
    1.063 in
  • Material
    Cold-Finished/Case-Hardened Steel
T-Slot Nut; Overall Height=12.7 mm | 0.5000 in, Overall Length=25.4 mm | 1.0000 in, Overall Width=19.1 mm | 0.7500 in, Thread Size=3/8-16, 41472T

TN-2

Price Range
$5.23 - $5.23

Stock Levels
115 In stock
Attributes
  • Thread Size
    3/8-16
  • Type
    T-Slot Nuts
  • Thread Type
    Fully Threaded
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide