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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
$2.61 - $2.61 20 In stock
5/16-18
Coarse
#6-32
E-Z Lok
$1.59 - $1.59 73 In stock
7/16-14
Coarse
1/4-20
E-Z Lok
$8.52 - $8.52 Request the lead time here
1-1/4-7
Coarse
7/8-9
E-Z Lok
$4.21 - $4.21 17 In stock
M16 x 2.0
M10 x 1.5
E-Z Lok
$1.17 - $1.17 158 In stock
9/16-12
Coarse
3/8-16
E-Z Lok
$4.55 - $4.55 46 In stock
1/2-13
Coarse
5/16-18
E-Z Lok
$1.03 - $1.03 95 In stock
1/2-13
Coarse
1/4-20
E-Z Lok
$2.41 - $2.41 103 In stock
5/8-11
Coarse
1/2-13
E-Z Lok
$4.37 - $4.37 15 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
$1.92 - $1.92 39 In stock
7/16-14
Coarse
5/16-18
E-Z Lok
$2.37 - $2.37 105 In stock
5/8-11
Fine
7/16-20
E-Z Lok
$1.20 - $1.20 110 In stock
5/16-18
Fine
#10-32
E-Z Lok
$1.68 - $1.68 24 In stock
9/16-12
M10 x 1.25
E-Z Lok
$3.34 - $3.34 4 In stock
M24 x 3.0
M16 x 2
E-Z Lok
$3.71 - $3.71 44 In stock
#1-8
Coarse
5/8-11
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
$0.88 - $0.88 44 In stock
7/16-14
Fine
1/4-28
E-Z Lok
  • of 4
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=1/4-20, Maximum External Thread Size=7/16-14, Thread Density=Coarse

329-4

Price Range
$1.59 - $1.59

Stock Levels
73 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=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=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
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=5/16-18, Maximum External Thread Size=1/2-13, Thread Density=Coarse

303-5

Price Range
$4.55 - $4.55

Stock Levels
46 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    303-5
  • 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=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=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=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=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=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=#10-32, Maximum External Thread Size=5/16-18, Thread Density=Fine

319-332

Price Range
$1.20 - $1.20

Stock Levels
110 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    319-332
  • Overall Length
    .312 in
  • Maximum External Thread Size
    5/16-18
  • Maximum Internal Thread Size
    #10-32
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=M16 x 2, Maximum External Thread Size=M24 x 3.0,

450-16

Price Range
$3.34 - $3.34

Stock Levels
4 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    450-16
  • Overall Length
    0.787 in
  • Maximum External Thread Size
    M24 x 3.0
  • Maximum Internal Thread Size
    M16 x 2
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=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=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