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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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105 results
Product SKUs information
Item Code Price range Availability Thread Size Special Offer Thread Type Type Brand View
$4.95 - $4.95 120 In stock
5/16-18
Check Nut
Reid Select
$9.06 - $9.06 86 In stock
1-8
Machine Coupling Nuts
Reid Select
$15.63 - $15.63 Request the lead time here
3/8-16
Check Nut
Reid Select
$8.86 - $8.86 95 In stock
7/8-9
Machine Coupling Nuts
Reid Select
$8.50 - $8.50 42 In stock
1/2-13
Fully Threaded
T-Slot Nuts
TE-CO
$34.20 - $34.20 81 In stock
3/4-10
Safety-Stop Thread
T-Slot Nuts
Reid Select
$25.49 - $25.49 Request the lead time here
3/4-10
Safety-Stop Thread
Rotary
Valtra
$5.23 - $5.23 40 In stock
M12
Safety-Stop Thread
Chamfered
AMF
$5.23 - $5.23 280 In stock
3/8-16
Fully Threaded
T-Slot Nuts
TE-CO
$10.89 - $10.89 41 In stock
5/8-11
Fully Threaded
T-Slot Nuts
TE-CO
$5.23 - $5.23 115 In stock
3/8-16
Fully Threaded
T-Slot Nuts
TE-CO
$5.45 - $5.45 245 In stock
1/2-13
Fully Threaded
T-Slot Nuts
TE-CO
$8.32 - $8.32 101 In stock
M8
Safety-Stop Thread
Chamfered
AMF
$4.63 - $4.63 112 In stock
M5
Safety-Stop Thread
Chamfered
AMF
$5.77 - $5.77 511 In stock
1/4-20
Fully Threaded
T-Slot Nuts
TE-CO
$12.20 - $12.20 10 In stock
3/4-10
Safety-Stop Thread
T-Slot Nuts
TE-CO
$36.19 - $36.19 10 In stock
1-8
Fully Threaded
T-Slot Nuts
TE-CO
$10.30 - $10.30 50 In stock
3/8-16
Safety-Stop Thread
T-Slot Nuts
Reid Select
$33.00 - $33.00 46 In stock
3/4-10
Safety-Stop Thread
T-Slot Nuts
Reid Select
$12.52 - $12.52 6 In stock
3/4-10
Fully Threaded
T-Slot Nuts
TE-CO
  • of 6
Check Nut; Base Diameter (Seed)=0.500 in, Overall Height (Seed)=0.313 in, Thread Size=5/16-18, V-3

V-3

Price Range
$4.95 - $4.95

Stock Levels
120 In stock
Attributes
  • Thread Size
    5/16-18
  • Type
    Check Nut
  • Material
    Soft Low-Carbon Steel
  • Finish
    Black Oxide
  • Manufacturer Part Number
    T103ACN BULK
Machine Coupling Nut; Distance Across Flats (Seed)=1.500 in, Overall Length=63.5 mm | 2.500 in, Thread Size=1-8, CN-7

CN-7

Price Range
$9.06 - $9.06

Stock Levels
86 In stock
Attributes
  • Thread Size
    1-8
  • Type
    Machine Coupling Nuts
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
  • Manufacturer Part Number
    HN-7
Check Nut; Base Diameter (Seed)=0.500 in, Overall Height (Seed)=0.313 in, Thread Size=3/8-16, VS-4

VS-4

Price Range
$15.63 - $15.63

Stock Levels
Request the lead time here
Attributes
  • Thread Size
    3/8-16
  • Type
    Check Nut
  • Material
    303 Stainless Steel
  • Manufacturer Part Number
    VS-4
Machine Coupling Nut; Distance Across Flats (Seed)=1.375 in, Overall Length=34.9 mm | 1.375 in, Thread Size=7/8-9

CN-6

Price Range
$8.86 - $8.86

Stock Levels
95 In stock
Attributes
  • Thread Size
    7/8-9
  • Type
    Machine Coupling Nuts
  • Overall Length
    1.375 in
  • Distance Across Flats
    1.375 in
  • Material
    Cold-Finished/Case-Hardened Steel
T-Slot Nut; Overall Height=22.2 mm | 0.8750 in, Overall Length=30.2 mm | 1.1880 in, Overall Width=30.2 mm | 1.1880 in, Thread Size=1/2-13, 41479T

TN-22

Price Range
$8.50 - $8.50

Stock Levels
42 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=25.4 mm | 1.0000 in, Overall Length=44.5 mm | 1.7500 in, Overall Width=41.3 mm | 1.6250 in, Thread Size=3/4-10, TN-280

TN-280

Price Range
$34.20 - $34.20

Stock Levels
81 In stock
Attributes
  • Thread Size
    3/4-10
  • Type
    T-Slot Nuts
  • Thread Type
    Safety-Stop Thread
  • Material
    304 Stainless Steel
  • Manufacturer Part Number
    TN-4SS
T-Slot Nut; Overall Height=25.4 mm | 1.0000 in, Overall Length=41.3 mm | 1.6250 in, Overall Width=25.3 mm | 0.9950 in, Thread Size=3/4-10, 825777

RTN-175

Price Range
$25.49 - $25.49

Stock Levels
Request the lead time here
Attributes
  • Thread Size
    3/4-10
  • Type
    Rotary
  • Thread Type
    Safety-Stop Thread
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
T-Slot Nut; Overall Height=18.0 mm | 0.709 in, Overall Length=25.0 mm | 0.984 in, Overall Width=25.0 mm | 0.984 in, Thread Size=M12, 80168

TN-50

Price Range
$5.23 - $5.23

Stock Levels
40 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=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=25.4 mm | 1.0000 in, Overall Length=38.1 mm | 1.5000 in, Overall Width=34.9 mm | 1.3750 in, Thread Size=5/8-11, 41483T

TN-14

Price Range
$10.89 - $10.89

Stock Levels
41 In stock
Attributes
  • Thread Size
    5/8-11
  • 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, 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
T-Slot Nut; Overall Height=15.9 mm | 0.6250 in, Overall Length=25.4 mm | 1.0000 in, Overall Width=22.2 mm | 0.8750 in, Thread Size=1/2-13, 41475T

TN-4

Price Range
$5.45 - $5.45

Stock Levels
245 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=12.0 mm | 0.472 in, Overall Length=30.0 mm | 1.181 in, Overall Width=15.0 mm | 0.591 in, Thread Size=M8, 84665

TN-56

Price Range
$8.32 - $8.32

Stock Levels
101 In stock
Attributes
  • Thread Size
    M8
  • Type
    Chamfered
  • Thread Type
    Safety-Stop Thread
  • Material
    Cold-Finished/Case-Hardened Steel
  • Pitch/TPI
    1.2 mm
T-Slot Nut; Overall Height=8.0 mm | 0.315 in, Overall Length=10.0 mm | 0.394 in, Overall Width=10.0 mm | 0.394 in, Thread Size=M5, 80002

TN-25

Price Range
$4.63 - $4.63

Stock Levels
112 In stock
Attributes
  • Thread Size
    M5
  • Type
    Chamfered
  • Thread Type
    Safety-Stop Thread
  • Material
    Cold-Finished/Case-Hardened Steel
  • Pitch/TPI
    0.8 mm
T-Slot Nut; Overall Height=9.5 mm | 0.3750 in, Overall Length=22.2 mm | 0.8750 in, Overall Width=15.9 mm | 0.6250 in, Thread Size=1/4-20, 41470T

TN-0

Price Range
$5.77 - $5.77

Stock Levels
511 In stock
Attributes
  • Thread Size
    1/4-20
  • Type
    T-Slot Nuts
  • Thread Type
    Fully Threaded
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
T-Slot Nut; Overall Height=25.4 mm | 1.0000 in, Overall Length=38.1 mm | 1.5000 in, Overall Width=34.9 mm | 1.3750 in, Thread Size=3/4-10, 41484

TN-108

Price Range
$12.20 - $12.20

Stock Levels
10 In stock
Attributes
  • Thread Size
    3/4-10
  • Type
    T-Slot Nuts
  • Thread Type
    Safety-Stop Thread
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
T-Slot Nut; Overall Height=38.1 mm | 1.5000 in, Overall Length=44.5 mm | 1.7500 in, Overall Width=44.5 mm | 1.7500 in, Thread Size=1-8, 41491T

TN-17

Price Range
$36.19 - $36.19

Stock Levels
10 In stock
Attributes
  • Thread Size
    1-8
  • Type
    T-Slot Nuts
  • Thread Type
    Fully Threaded
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
T-Slot Nut; Overall Height=15.9 mm | 0.6250 in, Overall Length=22.2 mm | 0.8750 in, Overall Width=22.2 mm | 0.8750 in, Thread Size=3/8-16, TN-215

TN-215

Price Range
$10.30 - $10.30

Stock Levels
50 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-10SS
T-Slot Nut; Overall Height=34.9 mm | 1.3750 in, Overall Length=44.5 mm | 1.7500 in, Overall Width=34.9 mm | 1.3750 in, Thread Size=3/4-10, TN-270

TN-270

Price Range
$33.00 - $33.00

Stock Levels
46 In stock
Attributes
  • Thread Size
    3/4-10
  • Type
    T-Slot Nuts
  • Thread Type
    Safety-Stop Thread
  • Material
    304 Stainless Steel
  • Manufacturer Part Number
    TN-40SS
T-Slot Nut; Overall Height=25.4 mm | 1.0000 in, Overall Length=38.1 mm | 1.5000 in, Overall Width=38.1 mm | 1.5000 in, Thread Size=3/4-10, 41485T

TN-9

Price Range
$12.52 - $12.52

Stock Levels
6 In stock
Attributes
  • Thread Size
    3/4-10
  • Type
    T-Slot Nuts
  • Thread Type
    Fully Threaded
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide