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Self-Locking Thread Inserts

In stock

These inserts have automatic self-locking external threads for use with use-activated epoxy adhesive. They prevent or repair stripped threads. There is no special too required for installation, install with a bolt and wrench or a screwdriver.

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65 results
Product SKUs information
Item Code Price range Availability Maximum External Thread Size Thread Density Special Offer Maximum Internal Thread Size Brand View
$8.33 - $8.33 16 In stock
1-3/8-12
Coarse
1-8
E-Z Lok
$1.80 - $1.80 1 In stock
3/4-10
Coarse
9/16-12
E-Z Lok
$4.99 - $4.99 27 In stock
M16 x 2.0
M12 x 1.75
E-Z Lok
$2.50 - $2.50 320 In stock
M8 x 1.25
M5 x .8
E-Z Lok
$2.06 - $2.06 33 In stock
1/2-13
M8 x 1.25
E-Z Lok
$1.83 - $1.83 4 In stock
5/8-11
Fine
1/2-20
E-Z Lok
$4.78 - $4.78 9 In stock
M16 x 2.0
M10 x 1.5
E-Z Lok
$2.47 - $2.47 Request the lead time here
3/4-10
Fine
1/2-20
E-Z Lok
$2.37 - $2.37 133 In stock
9/16-12
M10 x 1.5
E-Z Lok
$2.80 - $2.80 273 In stock
1/2-13
Coarse
3/8-16
E-Z Lok
$3.75 - $3.75 114 In stock
7/16-14
Coarse
1/4-20
E-Z Lok
$1.73 - $1.73 Request the lead time here
#10-32
Coarse
#4-40
E-Z Lok
$1.43 - $1.43 145 In stock
#10-32
Coarse
#4-40
E-Z Lok
$2.37 - $2.37 105 In stock
5/8-11
Fine
7/16-20
E-Z Lok
$3.35 - $3.35 116 In stock
M12 x 1.75
M8 x 1.25
E-Z Lok
$7.06 - $7.06 209 In stock
7/8-9
Coarse
5/8-11
E-Z Lok
$3.14 - $3.14 Request the lead time here
7/8-9
Coarse
1/2-13
E-Z Lok
$1.68 - $1.68 24 In stock
9/16-12
M10 x 1.25
E-Z Lok
$2.02 - $2.02 152 In stock
M8 x 1.25
M4 x .7
E-Z Lok
$1.92 - $1.92 39 In stock
7/16-14
Coarse
5/16-18
E-Z Lok
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Self-Locking Thread Insert; Maximum Internal Thread Size=1-8, Maximum External Thread Size=1-3/8-12, Thread Density=Coarse

329-16

Price Range
$8.33 - $8.33

Stock Levels
16 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-16
  • Overall Length
    1.250 in
  • Maximum External Thread Size
    1-3/8-12
  • Maximum Internal Thread Size
    1-8
Self-Locking Thread Insert; Maximum Internal Thread Size=9/16-12, Maximum External Thread Size=3/4-10, Thread Density=Coarse

329-9

Price Range
$1.80 - $1.80

Stock Levels
1 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-9
  • Overall Length
    .656 in
  • Maximum External Thread Size
    3/4-10
  • Maximum Internal Thread Size
    9/16-12
Self-Locking Thread Insert; Maximum Internal Thread Size=M12 x 1.75, Maximum External Thread Size=M16 x 2.0,

453-12

Price Range
$4.99 - $4.99

Stock Levels
27 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    453-12
  • Overall Length
    0.669 in
  • Maximum External Thread Size
    M16 x 2.0
  • Maximum Internal Thread Size
    M12 x 1.75
Self-Locking Thread Insert; Maximum Internal Thread Size=M5 x .8, Maximum External Thread Size=M8 x 1.25,

450-5

Price Range
$2.50 - $2.50

Stock Levels
320 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    450-5
  • Overall Length
    0.3 in
  • Maximum External Thread Size
    M8 x 1.25
  • Maximum Internal Thread Size
    M5 x .8
Self-Locking Thread Insert; Maximum Internal Thread Size=M8 x 1.25, Maximum External Thread Size=1/2-13,

650-8

Price Range
$2.06 - $2.06

Stock Levels
33 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    650-8
  • Overall Length
    .484 in
  • Maximum External Thread Size
    1/2-13
  • Maximum Internal Thread Size
    M8 x 1.25
Self-Locking Thread Insert; Maximum Internal Thread Size=1/2-20, Maximum External Thread Size=5/8-11, Thread Density=Fine

319-820

Price Range
$1.83 - $1.83

Stock Levels
4 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    319-820
  • Overall Length
    .620 in
  • Maximum External Thread Size
    5/8-11
  • Maximum Internal Thread Size
    1/2-20
Self-Locking Thread Insert; Maximum Internal Thread Size=M10 x 1.5, Maximum External Thread Size=M16 x 2.0,

453-10

Price Range
$4.78 - $4.78

Stock Levels
9 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    453-10
  • Maximum External Thread Size
    M16 x 2.0
  • Maximum Internal Thread Size
    M10 x 1.5
  • Material
    Stainless Steel
Self-Locking Thread Insert; Maximum Internal Thread Size=1/2-20, Maximum External Thread Size=3/4-10, Thread Density=Fine

329-820

Price Range
$2.47 - $2.47

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-820
  • Overall Length
    0.656 in
  • Maximum External Thread Size
    3/4-10
  • Maximum Internal Thread Size
    1/2-20
Self-Locking Thread Insert; Maximum Internal Thread Size=M10 x 1.5, Maximum External Thread Size=9/16-12,

650-10

Price Range
$2.37 - $2.37

Stock Levels
133 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    650-10
  • Overall Length
    .515 in
  • Maximum External Thread Size
    9/16-12
  • Maximum Internal Thread Size
    M10 x 1.5
Self-Locking Thread Insert; Maximum Internal Thread Size=3/8-16, Maximum External Thread Size=1/2-13, Thread Density=Coarse

319-6

Price Range
$2.80 - $2.80

Stock Levels
273 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    319-6
  • Overall Length
    0.500 in
  • Maximum External Thread Size
    1/2-13
  • Maximum Internal Thread Size
    3/8-16
Self-Locking Thread Insert; Maximum Internal Thread Size=1/4-20, Maximum External Thread Size=7/16-14, Thread Density=Coarse

303-4

Price Range
$3.75 - $3.75

Stock Levels
114 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    303-4
  • Overall Length
    .437 in
  • Maximum External Thread Size
    7/16-14
  • Maximum Internal Thread Size
    1/4-20
Self-Locking Thread Insert; Maximum Internal Thread Size=#4-40, Maximum External Thread Size=#10-32, Thread Density=Coarse

303-004

Price Range
$1.73 - $1.73

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    303-004
  • Overall Length
    .250 in
  • Maximum External Thread Size
    #10-32
  • Maximum Internal Thread Size
    #4-40
Self-Locking Thread Insert; Maximum Internal Thread Size=#4-40, Maximum External Thread Size=#10-32, Thread Density=Coarse

329-004

Price Range
$1.43 - $1.43

Stock Levels
145 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-004
  • Overall Length
    .250 in
  • Maximum External Thread Size
    #10-32
  • Maximum Internal Thread Size
    #4-40
Self-Locking Thread Insert; Maximum Internal Thread Size=7/16-20, Maximum External Thread Size=5/8-11, Thread Density=Fine

329-720

Price Range
$2.37 - $2.37

Stock Levels
105 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-720
  • Overall Length
    .656 in
  • Maximum External Thread Size
    5/8-11
  • Maximum Internal Thread Size
    7/16-20
Self-Locking Thread Insert; Maximum Internal Thread Size=M8 x 1.25, Maximum External Thread Size=M12 x 1.75,

450-8

Price Range
$3.35 - $3.35

Stock Levels
116 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    450-8
  • Overall Length
    0.492 in
  • Maximum External Thread Size
    M12 x 1.75
  • Maximum Internal Thread Size
    M8 x 1.25
Self-Locking Thread Insert; Maximum Internal Thread Size=5/8-11, Maximum External Thread Size=7/8-9, Thread Density=Coarse

303-10

Price Range
$7.06 - $7.06

Stock Levels
209 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    303-10
  • Overall Length
    .687 in
  • Maximum External Thread Size
    7/8-9
  • Maximum Internal Thread Size
    5/8-11
Self-Locking Thread Insert; Maximum Internal Thread Size=1/2-13, Maximum External Thread Size=7/8-9, Thread Density=Coarse

335-8

Price Range
$3.14 - $3.14

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    335-8
  • Overall Length
    .687 in
  • Maximum External Thread Size
    7/8-9
  • Maximum Internal Thread Size
    1/2-13
Self-Locking Thread Insert; Maximum Internal Thread Size=M10 x 1.25, Maximum External Thread Size=9/16-12,

650-10F

Price Range
$1.68 - $1.68

Stock Levels
24 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    650-10F
  • Overall Length
    0.515 in
  • Maximum External Thread Size
    9/16-12
  • Maximum Internal Thread Size
    M10 x 1.25
Self-Locking Thread Insert; Maximum Internal Thread Size=M4 x .7, Maximum External Thread Size=M8 x 1.25,

450-4

Price Range
$2.02 - $2.02

Stock Levels
152 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    450-4
  • Overall Length
    0.3 in
  • Maximum External Thread Size
    M8 x 1.25
  • Maximum Internal Thread Size
    M4 x .7
Self-Locking Thread Insert; Maximum Internal Thread Size=5/16-18, Maximum External Thread Size=7/16-14, Thread Density=Coarse

319-5

Price Range
$1.92 - $1.92

Stock Levels
39 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    319-5
  • Overall Length
    .437 in
  • Maximum External Thread Size
    7/16-14
  • Maximum Internal Thread Size
    5/16-18