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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
$4.73 - $4.73 13 In stock
3/4-10
Coarse
1/2-13
E-Z Lok
$1.17 - $1.17 158 In stock
9/16-12
Coarse
3/8-16
E-Z Lok
$1.64 - $1.64 76 In stock
3/8-16
Coarse
1/4-20
E-Z Lok
$3.40 - $3.40 25 In stock
3/8-16
Coarse
#10-24
E-Z Lok
$2.61 - $2.61 20 In stock
5/16-18
Coarse
#6-32
E-Z Lok
$4.20 - $4.20 34 In stock
M16 x 2.0
M12 x 1.75
E-Z Lok
$2.15 - $2.15 Request the lead time here
M8 x 1.25
M4 x .7
E-Z Lok
$4.37 - $4.37 15 In stock
M12 x 1.75
M8 x 1.25
E-Z Lok
$1.03 - $1.03 95 In stock
1/2-13
Coarse
1/4-20
E-Z Lok
$4.62 - $4.62 97 In stock
#1-8
M16 x 2
E-Z Lok
$2.50 - $2.50 320 In stock
M8 x 1.25
M5 x .8
E-Z Lok
$3.71 - $3.71 44 In stock
#1-8
Coarse
5/8-11
E-Z Lok
$3.20 - $3.20 216 In stock
9/16-12
Coarse
3/8-16
E-Z Lok
$3.75 - $3.75 114 In stock
7/16-14
Coarse
1/4-20
E-Z Lok
$4.53 - $4.53 118 In stock
#1-8
Coarse
3/4-10
E-Z Lok
$8.52 - $8.52 Request the lead time here
1-1/4-7
Coarse
7/8-9
E-Z Lok
$2.41 - $2.41 103 In stock
5/8-11
Coarse
1/2-13
E-Z Lok
$1.44 - $1.44 80 In stock
3/8-16
Coarse
#10-24
E-Z Lok
$1.59 - $1.59 105 In stock
7/16-14
Coarse
1/4-20
E-Z Lok
$1.52 - $1.52 48 In stock
5/16-18
Coarse
#10-24
E-Z Lok
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Self-Locking Thread Insert; Maximum Internal Thread Size=1/2-13, Maximum External Thread Size=3/4-10, Thread Density=Coarse

303-8

Price Range
$4.73 - $4.73

Stock Levels
13 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    303-8
  • Overall Length
    .656 in
  • Maximum External Thread Size
    3/4-10
  • Maximum Internal Thread Size
    1/2-13
Self-Locking Thread Insert; Maximum Internal Thread Size=3/8-16, Maximum External Thread Size=9/16-12, Thread Density=Coarse

329-6

Price Range
$1.17 - $1.17

Stock Levels
158 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-6
  • Overall Length
    .515 in
  • Maximum External Thread Size
    9/16-12
  • Maximum Internal Thread Size
    3/8-16
Self-Locking Thread Insert; Maximum Internal Thread Size=1/4-20, Maximum External Thread Size=3/8-16, Thread Density=Coarse

319-4

Price Range
$1.64 - $1.64

Stock Levels
76 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    319-4
  • Overall Length
    .375 in
  • Maximum External Thread Size
    3/8-16
  • Maximum Internal Thread Size
    1/4-20
Self-Locking Thread Insert; Maximum Internal Thread Size=#10-24, Maximum External Thread Size=3/8-16, Thread Density=Coarse

303-3

Price Range
$3.40 - $3.40

Stock Levels
25 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    303-3
  • Overall Length
    .406 in
  • Maximum External Thread Size
    3/8-16
  • Maximum Internal Thread Size
    #10-24
Self-Locking Thread Insert; Maximum Internal Thread Size=#6-32, Maximum External Thread Size=5/16-18, Thread Density=Coarse

303-008

Price Range
$2.61 - $2.61

Stock Levels
20 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    303-008
  • Overall Length
    .290 in
  • Maximum External Thread Size
    5/16-18
  • Maximum Internal Thread Size
    #6-32
Self-Locking Thread Insert; Maximum Internal Thread Size=M12 x 1.75, Maximum External Thread Size=M16 x 2.0,

450-12

Price Range
$4.20 - $4.20

Stock Levels
34 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    450-12
  • 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=M4 x .7, Maximum External Thread Size=M8 x 1.25,

453-4

Price Range
$2.15 - $2.15

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    453-4
  • 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=M8 x 1.25, Maximum External Thread Size=M12 x 1.75,

453-8

Price Range
$4.37 - $4.37

Stock Levels
15 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    453-8
  • 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=1/4-20, Maximum External Thread Size=1/2-13, Thread Density=Coarse

335-4

Price Range
$1.03 - $1.03

Stock Levels
95 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    335-4
  • Overall Length
    .484 in
  • Maximum External Thread Size
    1/2-13
  • Maximum Internal Thread Size
    1/4-20
Self-Locking Thread Insert; Maximum Internal Thread Size=M16 x 2, Maximum External Thread Size=#1-8,

650-16

Price Range
$4.62 - $4.62

Stock Levels
97 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    650-16
  • Overall Length
    .781 in
  • Maximum External Thread Size
    #1-8
  • Maximum Internal Thread Size
    M16 x 2
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=5/8-11, Maximum External Thread Size=#1-8, Thread Density=Coarse

335-10

Price Range
$3.71 - $3.71

Stock Levels
44 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    335-10
  • Overall Length
    0.781 in
  • Maximum External Thread Size
    #1-8
  • Maximum Internal Thread Size
    5/8-11
Self-Locking Thread Insert; Maximum Internal Thread Size=3/8-16, Maximum External Thread Size=9/16-12, Thread Density=Coarse

303-6

Price Range
$3.20 - $3.20

Stock Levels
216 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    303-6
  • Overall Length
    .515 in
  • Maximum External Thread Size
    9/16-12
  • 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=3/4-10, Maximum External Thread Size=#1-8, Thread Density=Coarse

329-12

Price Range
$4.53 - $4.53

Stock Levels
118 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-12
  • Overall Length
    .781 in
  • Maximum External Thread Size
    #1-8
  • Maximum Internal Thread Size
    3/4-10
Self-Locking Thread Insert; Maximum Internal Thread Size=7/8-9, Maximum External Thread Size=1-1/4-7, Thread Density=Coarse

329-14

Price Range
$8.52 - $8.52

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-14
  • Overall Length
    1.125 in
  • Maximum External Thread Size
    1-1/4-7
  • Maximum Internal Thread Size
    7/8-9
Self-Locking Thread Insert; Maximum Internal Thread Size=1/2-13, Maximum External Thread Size=5/8-11, Thread Density=Coarse

319-8

Price Range
$2.41 - $2.41

Stock Levels
103 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    319-8
  • Overall Length
    .620 in
  • Maximum External Thread Size
    5/8-11
  • Maximum Internal Thread Size
    1/2-13
Self-Locking Thread Insert; Maximum Internal Thread Size=#10-24, Maximum External Thread Size=3/8-16, Thread Density=Coarse

329-3

Price Range
$1.44 - $1.44

Stock Levels
80 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-3
  • Overall Length
    .406 in
  • Maximum External Thread Size
    3/8-16
  • Maximum Internal Thread Size
    #10-24
Self-Locking Thread Insert; Maximum Internal Thread Size=1/4-20, Maximum External Thread Size=7/16-14, Thread Density=Coarse

329-4

Price Range
$1.59 - $1.59

Stock Levels
105 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-4
  • 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=#10-24, Maximum External Thread Size=5/16-18, Thread Density=Coarse

319-3

Price Range
$1.52 - $1.52

Stock Levels
48 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    319-3
  • Overall Length
    .312 in
  • Maximum External Thread Size
    5/16-18
  • Maximum Internal Thread Size
    #10-24