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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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Type Machine Coupling Nuts
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9 results
Product SKUs information
Item Code Price range Availability Thread Size Special Offer Thread Type Type Brand View
$3.84 - $3.84 172 In stock
5/16-18
Machine Coupling Nuts
Reid Select
$4.81 - $4.81 74 In stock
1/2-13
Machine Coupling Nuts
Reid Select
$26.73 - $26.73 118 In stock
3/4-10
Machine Coupling Nuts
Reid Select
$9.06 - $9.06 52 In stock
1-8
Machine Coupling Nuts
Reid Select
$4.46 - $4.46 27 In stock
5/8-11
Machine Coupling Nuts
Reid Select
$3.84 - $3.84 57 In stock
1/4-20
Machine Coupling Nuts
Reid Select
$3.35 - $3.35 Request the lead time here
M6x1.00
Machine Coupling Nuts
AMF
$8.86 - $8.86 95 In stock
7/8-9
Machine Coupling Nuts
Reid Select
$4.57 - $4.57 15 In stock
3/8-16
Machine Coupling Nuts
Reid Select
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
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
74 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
Machine Coupling Nut; Distance Across Flats (Seed)=1.250 in, Overall Length=31.8 mm | 1.250 in, Thread Size=3/4-10

CN-5

Price Range
$26.73 - $26.73

Stock Levels
118 In stock
Attributes
  • Thread Size
    3/4-10
  • Type
    Machine Coupling Nuts
  • Overall Length
    1.250 in
  • Distance Across Flats
    1.250 in
  • Material
    Cold-Finished/Case-Hardened Steel
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
52 In stock
Attributes
  • Thread Size
    1-8
  • Type
    Machine Coupling Nuts
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
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
Machine Coupling Nut; Distance Across Flats (Seed)=0.563 in, Overall Length=22.2 mm | .875 in, Thread Size=1/4-20, CN-0

CN-0

Price Range
$3.84 - $3.84

Stock Levels
57 In stock
Attributes
  • Thread Size
    1/4-20
  • Type
    Machine Coupling Nuts
  • Material
    Cold-Finished/Case-Hardened Steel
  • Finish
    Black Oxide
Machine Coupling Nut; Distance Across Flats (Seed)=11.5 mm, Overall Length=18.0 mm | 0.709 in, Thread Size=M6x1.00

CN-20

Price Range
$3.35 - $3.35

Stock Levels
Request the lead time here
Attributes
  • Thread Size
    M6x1.00
  • Type
    Machine Coupling Nuts
  • Overall Length
    0.709 in
  • Distance Across Flats
    0.453 in
  • Material
    Tempered/Case-Hardened Steel
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
Machine Coupling Nut; Distance Across Flats (Seed)=1.063 in, Overall Length=17.5 mm | .688 in, Thread Size=3/8-16

CN-2

Price Range
$4.57 - $4.57

Stock Levels
15 In stock
Attributes
  • Thread Size
    3/8-16
  • Type
    Machine Coupling Nuts
  • Overall Length
    .688 in
  • Distance Across Flats
    1.063 in
  • Material
    Cold-Finished/Case-Hardened Steel