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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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90 results
Product SKUs information
Item Code Price range Availability Maximum External Thread Size Thread Density Special Offer Maximum Internal Thread Size Brand View
$2.22 - $2.22 9 In stock
5/8-11
Fine
1/2-20
E-Z Lok
$1.53 - $1.53 71 In stock
7/16-14
Coarse
1/4-20
E-Z Lok
$2.31 - $2.31 Request the lead time here
9/16-12
Fine
7/16-20
E-Z Lok
$1.05 - $1.05 1 In stock
9/16-12
Fine
3/8-24
E-Z Lok
$0.83 - $0.83 12 In stock
3/8-16
Fine
1/4-28
E-Z Lok
$1.36 - $1.36 32 In stock
3/8-16
Coarse
#10-24
E-Z Lok
$2.62 - $2.62 Request the lead time here
M10 x 1.5
#10-32
E-Z Lok
$1.40 - $1.40 120 In stock
#10-32
Coarse
#4-40
E-Z Lok
$1.95 - $1.95 Request the lead time here
M6 x 1.0
#6-32
E-Z Lok
$4.21 - $4.21 32 In stock
M16 x 2.0
M10 x 1.5
E-Z Lok
$3.82 - $3.82 29 In stock
M16 x 2.0
M12 x 1.75
E-Z Lok
$2.11 - $2.11 272 In stock
M8 x 1.25
M4 x .7
E-Z Lok
$2.95 - $2.95 381 In stock
M10 x 1.5
M6 x 1
E-Z Lok
$3.35 - $3.35 146 In stock
M12 x 1.75
M8 x 1.25
E-Z Lok
$2.62 - $2.62 1 In stock
3/4-10
Coarse
9/16-12
E-Z Lok
$3.01 - $3.01 Request the lead time here
7/8-9
Coarse
1/2-13
E-Z Lok
$2.28 - $2.28 49 In stock
5/8-11
Coarse
7/16-14
E-Z Lok
$1.12 - $1.12 170 In stock
9/16-12
Coarse
3/8-16
E-Z Lok
$4.55 - $4.55 26 In stock
1/2-13
Coarse
5/16-18
E-Z Lok
$2.66 - $2.66 Request the lead time here
M12 x 1.75
5/16-18
E-Z Lok
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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
$2.22 - $2.22

Stock Levels
9 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=1/4-20, Maximum External Thread Size=7/16-14, Thread Density=Coarse

329-4

Price Range
$1.53 - $1.53

Stock Levels
71 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=7/16-20, Maximum External Thread Size=9/16-12, Thread Density=Fine

319-720

Price Range
$2.31 - $2.31

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    319-720
  • Overall Length
    .560 in
  • Maximum External Thread Size
    9/16-12
  • Maximum Internal Thread Size
    7/16-20
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
$1.05 - $1.05

Stock Levels
1 In stock
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=1/4-28, Maximum External Thread Size=3/8-16, Thread Density=Fine

319-428

Price Range
$0.83 - $0.83

Stock Levels
12 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=#10-24, Maximum External Thread Size=3/8-16, Thread Density=Coarse

329-3

Price Range
$1.36 - $1.36

Stock Levels
32 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=#10-32, Maximum External Thread Size=M10 x 1.5,

550-332

Price Range
$2.62 - $2.62

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    550-332
  • Overall Length
    0.41 in
  • Maximum External Thread Size
    M10 x 1.5
  • Maximum Internal Thread Size
    #10-32
Self-Locking Thread Insert; Maximum Internal Thread Size=#4-40, Maximum External Thread Size=#10-32, Thread Density=Coarse

329-004

Price Range
$1.40 - $1.40

Stock Levels
120 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=#6-32, Maximum External Thread Size=M6 x 1.0,

550-006

Price Range
$1.95 - $1.95

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    550-006
  • Overall Length
    0.26 in
  • Maximum External Thread Size
    M6 x 1.0
  • Maximum Internal Thread Size
    #6-32
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
32 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=M12 x 1.75, Maximum External Thread Size=M16 x 2.0,

450-12

Price Range
$3.82 - $3.82

Stock Levels
29 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,

450-4

Price Range
$2.11 - $2.11

Stock Levels
272 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=M6 x 1, Maximum External Thread Size=M10 x 1.5,

450-6

Price Range
$2.95 - $2.95

Stock Levels
381 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=M8 x 1.25, Maximum External Thread Size=M12 x 1.75,

450-8

Price Range
$3.35 - $3.35

Stock Levels
146 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=9/16-12, Maximum External Thread Size=3/4-10, Thread Density=Coarse

329-9

Price Range
$2.62 - $2.62

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=1/2-13, Maximum External Thread Size=7/8-9, Thread Density=Coarse

335-8

Price Range
$3.01 - $3.01

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=7/16-14, Maximum External Thread Size=5/8-11, Thread Density=Coarse

329-7

Price Range
$2.28 - $2.28

Stock Levels
49 In stock
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    329-7
  • Overall Length
    .656 in
  • Maximum External Thread Size
    5/8-11
  • Maximum Internal Thread Size
    7/16-14
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
$1.12 - $1.12

Stock Levels
170 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
26 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=5/16-18, Maximum External Thread Size=M12 x 1.75,

550-5

Price Range
$2.66 - $2.66

Stock Levels
Request the lead time here
Attributes
  • Brand
    E-Z Lok
  • Manufacturer Part Number
    550-5
  • Overall Length
    0.49 in
  • Maximum External Thread Size
    M12 x 1.75
  • Maximum Internal Thread Size
    5/16-18