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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
$1.80 - $1.80 1 In stock
3/4-10
Coarse
9/16-12
E-Z Lok
$2.80 - $2.80 181 In stock
1/2-13
Coarse
3/8-16
E-Z Lok
$3.75 - $3.75 124 In stock
7/16-14
Coarse
1/4-20
E-Z Lok
$0.88 - $0.88 44 In stock
7/16-14
Fine
1/4-28
E-Z Lok
$1.43 - $1.43 145 In stock
#10-32
Coarse
#4-40
E-Z Lok
$3.33 - $3.33 11 In stock
9/16-12
M10 x 1.5
E-Z Lok
$2.02 - $2.02 118 In stock
M8 x 1.25
M4 x .7
E-Z Lok
$3.35 - $3.35 116 In stock
M12 x 1.75
M8 x 1.25
E-Z Lok
$2.58 - $2.58 6 In stock
#1-8
Fine
3/4-16
E-Z Lok
$1.83 - $1.83 4 In stock
5/8-11
Fine
1/2-20
E-Z Lok
$2.78 - $2.78 Request the lead time here
M10 x 1.5
M6 x 1
E-Z Lok
$2.60 - $2.60 278 In stock
3/8-16
M6 x 1
E-Z Lok
$2.75 - $2.75 9 In stock
3/4-10
M12 x 1.75
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
$1.92 - $1.92 39 In stock
7/16-14
Coarse
5/16-18
E-Z Lok
$1.52 - $1.52 48 In stock
5/16-18
Coarse
#10-24
E-Z Lok
$1.03 - $1.03 32 In stock
1/4-20
Coarse
#6-32
E-Z Lok
$2.82 - $2.82 367 In stock
M10 x 1.5
M6 x 1
E-Z Lok
$8.52 - $8.52 Request the lead time here
1-1/4-7
Coarse
7/8-9
E-Z Lok
  • of 4
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=3/8-16, Maximum External Thread Size=1/2-13, Thread Density=Coarse

319-6

Price Range
$2.80 - $2.80

Stock Levels
181 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
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=1/4-28, Maximum External Thread Size=7/16-14, Thread Density=Fine

329-428

Price Range
$0.88 - $0.88

Stock Levels
44 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-428
  • Overall Length
    .437 in
  • Maximum External Thread Size
    7/16-14
  • 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

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=M10 x 1.5, Maximum External Thread Size=9/16-12,

653-10

Price Range
$3.33 - $3.33

Stock Levels
11 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    653-10
  • 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=M4 x .7, Maximum External Thread Size=M8 x 1.25,

450-4

Price Range
$2.02 - $2.02

Stock Levels
118 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=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=3/4-16, Maximum External Thread Size=#1-8, Thread Density=Fine

329-1216

Price Range
$2.58 - $2.58

Stock Levels
6 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-1216
  • Overall Length
    .781 in
  • Maximum External Thread Size
    #1-8
  • Maximum Internal Thread Size
    3/4-16
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=M6 x 1, Maximum External Thread Size=M10 x 1.5,

453-6

Price Range
$2.78 - $2.78

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    453-6
  • Overall Length
    0.41 in
  • Maximum External Thread Size
    M10 x 1.5
  • Maximum Internal Thread Size
    M6 x 1
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=M12 x 1.75, Maximum External Thread Size=3/4-10,

650-12

Price Range
$2.75 - $2.75

Stock Levels
9 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    650-12
  • Overall Length
    .656 in
  • Maximum External Thread Size
    3/4-10
  • Maximum Internal Thread Size
    M12 x 1.75
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=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
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
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=M6 x 1, Maximum External Thread Size=M10 x 1.5,

450-6

Price Range
$2.82 - $2.82

Stock Levels
367 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    450-6
  • Maximum External Thread Size
    M10 x 1.5
  • Maximum Internal Thread Size
    M6 x 1
  • Material
    Steel
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