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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
$3.75 - $3.75 124 In stock
7/16-14
Coarse
1/4-20
E-Z Lok
$4.75 - $4.75 70 In stock
7/8-9
Coarse
5/8-11
E-Z Lok
$1.43 - $1.43 145 In stock
#10-32
Coarse
#4-40
E-Z Lok
$0.98 - $0.98 107 In stock
3/8-16
M6 x 1
E-Z Lok
$4.53 - $4.53 118 In stock
#1-8
Coarse
3/4-10
E-Z Lok
$4.62 - $4.62 97 In stock
#1-8
M16 x 2
E-Z Lok
$1.64 - $1.64 76 In stock
3/8-16
Coarse
1/4-20
E-Z Lok
$2.61 - $2.61 20 In stock
5/16-18
Coarse
#6-32
E-Z Lok
$2.55 - $2.55 20 In stock
M8 x 1.25
M5 x .8
E-Z Lok
$1.03 - $1.03 32 In stock
1/4-20
Coarse
#6-32
E-Z Lok
$2.47 - $2.47 Request the lead time here
3/4-10
Fine
1/2-20
E-Z Lok
$0.89 - $0.89 8 In stock
3/8-16
Fine
1/4-28
E-Z Lok
$1.73 - $1.73 Request the lead time here
#10-32
Coarse
#4-40
E-Z Lok
$2.37 - $2.37 129 In stock
9/16-12
M10 x 1.5
E-Z Lok
$1.87 - $1.87 13 In stock
M6 x 1.0
M3 x .5
E-Z Lok
$2.60 - $2.60 278 In stock
3/8-16
M6 x 1
E-Z Lok
$1.27 - $1.27 54 In stock
M6 x 1.0
M3 x .5
E-Z Lok
$1.83 - $1.83 509 In stock
1/2-13
Coarse
5/16-18
E-Z Lok
$1.10 - $1.10 Request the lead time here
9/16-12
Fine
3/8-24
E-Z Lok
$4.21 - $4.21 17 In stock
M16 x 2.0
M10 x 1.5
E-Z Lok
  • of 4
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
124 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=5/8-11, Maximum External Thread Size=7/8-9, Thread Density=Coarse

329-1018

Price Range
$4.75 - $4.75

Stock Levels
70 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-1018
  • Overall Length
    1.125 in
  • Maximum External Thread Size
    7/8-9
  • Maximum Internal Thread Size
    5/8-11
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=M6 x 1, Maximum External Thread Size=3/8-16,

650-6

Price Range
$0.98 - $0.98

Stock Levels
107 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    650-6
  • Overall Length
    .406 in
  • Maximum External Thread Size
    3/8-16
  • Maximum Internal Thread Size
    M6 x 1
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=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=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=#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=M5 x .8, Maximum External Thread Size=M8 x 1.25,

453-5

Price Range
$2.55 - $2.55

Stock Levels
20 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    453-5
  • 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=#6-32, Maximum External Thread Size=1/4-20, Thread Density=Coarse

329-006

Price Range
$1.03 - $1.03

Stock Levels
32 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-006
  • Overall Length
    .280 in
  • Maximum External Thread Size
    1/4-20
  • Maximum Internal Thread Size
    #6-32
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=1/4-28, Maximum External Thread Size=3/8-16, Thread Density=Fine

319-428

Price Range
$0.89 - $0.89

Stock Levels
8 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    319-428
  • Overall Length
    .375 in
  • Maximum External Thread Size
    3/8-16
  • Maximum Internal Thread Size
    1/4-28
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=M10 x 1.5, Maximum External Thread Size=9/16-12,

650-10

Price Range
$2.37 - $2.37

Stock Levels
129 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=M3 x .5, Maximum External Thread Size=M6 x 1.0,

453-3

Price Range
$1.87 - $1.87

Stock Levels
13 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    453-3
  • Overall Length
    0.26 in
  • Maximum External Thread Size
    M6 x 1.0
  • Maximum Internal Thread Size
    M3 x .5
Self-Locking Thread Insert; Maximum Internal Thread Size=M6 x 1, Maximum External Thread Size=3/8-16,

653-6

Price Range
$2.60 - $2.60

Stock Levels
278 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    653-6
  • Overall Length
    .406 in
  • Maximum External Thread Size
    3/8-16
  • Maximum Internal Thread Size
    M6 x 1
Self-Locking Thread Insert; Maximum Internal Thread Size=M3 x .5, Maximum External Thread Size=M6 x 1.0,

450-3

Price Range
$1.27 - $1.27

Stock Levels
54 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    450-3
  • Overall Length
    0.26 in
  • Maximum External Thread Size
    M6 x 1.0
  • Maximum Internal Thread Size
    M3 x .5
Self-Locking Thread Insert; Maximum Internal Thread Size=5/16-18, Maximum External Thread Size=1/2-13, Thread Density=Coarse

329-5

Price Range
$1.83 - $1.83

Stock Levels
509 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-5
  • Overall Length
    .484 in
  • Maximum External Thread Size
    1/2-13
  • Maximum Internal Thread Size
    5/16-18
Self-Locking Thread Insert; Maximum Internal Thread Size=3/8-24, Maximum External Thread Size=9/16-12, Thread Density=Fine

329-624

Price Range
$1.10 - $1.10

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-624
  • Overall Length
    .515 in
  • Maximum External Thread Size
    9/16-12
  • Maximum Internal Thread Size
    3/8-24
Self-Locking Thread Insert; Maximum Internal Thread Size=M10 x 1.5, Maximum External Thread Size=M16 x 2.0,

450-10

Price Range
$4.21 - $4.21

Stock Levels
17 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    450-10
  • Overall Length
    0.669 in
  • Maximum External Thread Size
    M16 x 2.0
  • Maximum Internal Thread Size
    M10 x 1.5