Toggle Nav
Company Phone Number
My Cart
Search
Menu
Account

Industrial Hardware and Specialties is classified as an ESSENTIAL business and is fully operational.

Please read our COVID-19 Message to our valued customers.

Threaded Inserts For Metals

Helical Threaded Inserts

Helical Threaded Inserts

 SwiftSert Solid Wall Inserts

SwiftSert Solid Wall Inserts

 Key-Locking Inserts

Key-Locking Inserts
Filter  
  1. Insert Style Internal Locking Remove This Item
  2. Insert Style Non-Locking Remove This Item
  3. Inside Thread M5 x 0.8 Remove This Item
  4. Inside Thread M8 x 1 Remove This Item
  5. Inside Thread 3/8-24 Remove This Item
  6. Inside Thread M18 x 2.5 Remove This Item
  7. Inside Thread 1-1/4-8 Remove This Item
Clear All
Material  
  1. Alloy Steel Type 4140 6 items
  2. Carbon Steel C1215 7 items
  3. Stainless Steel Type 303 14 items
  4. Stainless Steel Type A286 4 items
Insert Style  
X
  1. Free-Running 41 items
  2. Locking 21 items
  3. Internal Locking 12 items
  4. Non-Locking 19 items
ID Thread Standard  
  1. ANSI/ASME 19 items
  2. ISO Metric 12 items
ID Acronym  
  1. UNF 19 items
  2. ISO 12 items
OD Thread Standard  
  1. ANSI/ASME 19 items
  2. ISO Metric 12 items
OD Acronym  
  1. UNC 19 items
  2. ISO 12 items
Wall Thickness  
  1. Heavy Duty 13 items
  2. Thin Wall 13 items
  3. Extra Heavy Duty 5 items
Inside Thread  
X
  1. M2 x 0.4 2 items
  2. 2-56 6 items
  3. M2.5 x 0.45 2 items
  4. 4-40 7 items
  5. M3 x 0.5 2 items
  6. 6-32 10 items
  7. M4 x 0.7 5 items
  8. 8-32 17 items
  9. 10-24 19 items
  10. 10-32 19 items
  11. M5 x 0.5 2 items
  12. M5 x 0.8 6 items
  13. M6 x 0.75 2 items
  14. M6 x 1 6 items
  15. 1/4-20 19 items
  16. 1/4-28 19 items
  17. 5/16-18 19 items
  18. 5/16-24 19 items
  19. M8 x 1 6 items
  20. M8 x 1.25 6 items
  21. 3/8-16 19 items
  22. 3/8-24 19 items
  23. M10 x 1.25 6 items
  24. M10 x 1.5 6 items
  25. 7/16-14 19 items
  26. 7/16-20 19 items
  27. M12 x 1.25 6 items
  28. M12 x 1.75 6 items
  29. 1/2-13 19 items
  30. 1/2-20 19 items
  31. M14 x 1.5 3 items
  32. M14 x 2 3 items
  33. 9/16-12 12 items
  34. 9/16-18 9 items
  35. 5/8-11 12 items
  36. 5/8-18 12 items
  37. M16 x 1.5 3 items
  38. M16 x 2 3 items
  39. M18 x 1.5 3 items
  40. 3/4-10 12 items
  41. 3/4-16 12 items
  42. M20 x 1.5 3 items
  43. M20 x 2.5 3 items
  44. M22 x 1.5 3 items
  45. 7/8-14 12 items
  46. 7/8-9 12 items
  47. M24 x 2 3 items
  48. M24 x 3 3 items
  49. 1-14 1 item
  50. 1-12 11 items
  51. 1-8 12 items
  52. 1-1/8-12 1 item
  53. 1-1/8-7 1 item
  54. 1-1/4-12 1 item
  55. 1-1/4-7 1 item
  56. 1-1/2-12 1 item
  57. 1-1/2-6 1 item
Show more
Length  
  1. 8mm 3 items
  2. 10mm 3 items
  3. 12mm 3 items
  4. 0.500 19 items
  5. 14mm 3 items
Show more
Drill Size  
  1. 0.2720 (Letter I) 3 items
  2. 0.3438 (11/32) 3 items
  3. 0.4219 (27/64) 3 items
  4. 0.4532 (29/64) 7 items
  5. 0.5000 (1/2) 3 items
  6. 0.5157 (33/64) 7 items
  7. 0.5782 (37/64) 5 items
Show more
Decimal Outside Diameter  
  1. 0.3150 (M8 x 1.25) 3 items
  2. 0.3937 (M10 x 1.25) 3 items
  3. 0.4724 (M12 x 1.25) 3 items
  4. 0.5000 (1/2-13) 7 items
  5. 0.5512 (M14 x 1.50) 3 items
  6. 0.5625 (9/16-12) 7 items
  7. 0.6250 (5/8-11) 5 items
Show more
View as Grid List

Items 1-30 of 31

Page
per page
Set Descending Direction
  1. 3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Non-Locking - Alloy Steel

    Sku #: 35L8C-34KE-37-0A

    3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Non-Locking - Alloy Steel
    Add to Wish List Add to Compare
  2. 3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Internal Locking - Alloy Steel

    Sku #: 35L8C-3532-37-0A

    3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Internal Locking - Alloy Steel
    Add to Wish List Add to Compare
  3. 3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Non-Locking - Alloy Steel

    Sku #: 35L8C-36HY-37-0A

    3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Non-Locking - Alloy Steel
    Add to Wish List Add to Compare
  4. 3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Internal Locking - Alloy Steel

    Sku #: 35L8C-371J-37-0A

    3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Internal Locking - Alloy Steel
    Add to Wish List Add to Compare
  5. 3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Non-Locking - Alloy Steel

    Sku #: 35L8C-37H6-37-05

    3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Non-Locking - Alloy Steel
    Add to Wish List Add to Compare
  6. 3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Internal Locking - Alloy Steel

    Sku #: 35L8C-380U-37-05

    3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Internal Locking - Alloy Steel
    Add to Wish List Add to Compare
  7. 3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4NDY-37-0M

    3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $2.61 Regular Price $3.50
    Add to Wish List Add to Compare
  8. M5 x 0.8 ISO x 8mm Thin Wall Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4NEW-B50E-0M

    M5 x 0.8 ISO x 8mm Thin Wall Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $3.16 Regular Price $4.25
    Add to Wish List Add to Compare
  9. M8 x 1 ISO x 12mm Thin Wall Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4NEW-B80F-0M

    M8 x 1 ISO x 12mm Thin Wall Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $4.73 Regular Price $6.35
    Add to Wish List Add to Compare
  10. 3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4QCE-37-0M

    3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $2.61 Regular Price $3.50
    Add to Wish List Add to Compare
  11. M5 x 0.8 ISO x 10mm Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4QDC-B50E-0A

    M5 x 0.8 ISO x 10mm Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $10.35 Regular Price $13.90
    Add to Wish List Add to Compare
  12. M8 x 1 ISO x 14mm Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4QDC-B80F-0A

    M8 x 1 ISO x 14mm Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $14.89 Regular Price $20.00
    Add to Wish List Add to Compare
  13. 3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4RBP-37

    3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $36.38 Regular Price $48.88
    Add to Wish List Add to Compare
  14. 3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-668E-37-0A

    3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Non-Locking - 303 Stainless
    Add to Wish List Add to Compare
  15. M5 x 0.8 ISO x 8mm Thin Wall Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-669C-B50E-0A

    M5 x 0.8 ISO x 8mm Thin Wall Key-Locking Insert - Non-Locking - 303 Stainless
    Special Price $7.55 Regular Price $10.15
    Add to Wish List Add to Compare
  16. M8 x 1 ISO x 12mm Thin Wall Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-669C-B80F

    M8 x 1 ISO x 12mm Thin Wall Key-Locking Insert - Non-Locking - 303 Stainless
    Add to Wish List Add to Compare
  17. 3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-66R2-37-0A

    3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  18. M5 x 0.8 ISO x 8mm Thin Wall Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-66T0-B50E-0A

    M5 x 0.8 ISO x 8mm Thin Wall Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  19. M8 x 1 ISO x 12mm Thin Wall Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-66T0-B80F-0A

    M8 x 1 ISO x 12mm Thin Wall Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  20. 3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-686Y-37-05

    3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless
    Special Price $11.69 Regular Price $15.70
    Add to Wish List Add to Compare
  21. M5 x 0.8 ISO x 10mm Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-687W-B50E

    M5 x 0.8 ISO x 10mm Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless
    Add to Wish List Add to Compare
  22. M8 x 1 ISO x 14mm Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-687W-B80F

    M8 x 1 ISO x 14mm Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless
    Add to Wish List Add to Compare
  23. 3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-68PJ-37-0A

    3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  24. M5 x 0.8 ISO x 10mm Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-68QG-B50E-05

    M5 x 0.8 ISO x 10mm Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  25. M8 x 1 ISO x 14mm Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-68QG-B80F-05

    M8 x 1 ISO x 14mm Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  26. 3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-6966-37-05

    3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless
    Add to Wish List Add to Compare
  27. 3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-69NU-37-05

    3/8-24 UNF x 0.500 Extra Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  28. 3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Non-Locking - A286 Stainless

    Sku #: 35L8C-7Q2Y-37-0A

    3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Non-Locking - A286 Stainless
    Add to Wish List Add to Compare
  29. 3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Internal Locking - A286 Stainless

    Sku #: 35L8C-7QJJ-37-0A

    3/8-24 UNF x 0.500 Thin Wall Key-Locking Insert - Internal Locking - A286 Stainless
    Add to Wish List Add to Compare
  30. 3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Non-Locking - A286 Stainless

    Sku #: 35L8C-7T1E-37-0A

    3/8-24 UNF x 0.500 Heavy Duty Key-Locking Insert - Non-Locking - A286 Stainless
    Add to Wish List Add to Compare
Shop By
Now Shopping by
  1. Insert Style Internal Locking Remove This Item
  2. Insert Style Non-Locking Remove This Item
  3. Inside Thread M5 x 0.8 Remove This Item
  4. Inside Thread M8 x 1 Remove This Item
  5. Inside Thread 3/8-24 Remove This Item
  6. Inside Thread M18 x 2.5 Remove This Item
  7. Inside Thread 1-1/4-8 Remove This Item
Clear All
Shopping Options
Material
  1. Alloy Steel Type 4140 6 items
  2. Carbon Steel C1215 7 items
  3. Stainless Steel Type 303 14 items
  4. Stainless Steel Type A286 4 items
Insert Style
  1. Free-Running 41 items
  2. Locking 21 items
  3. Internal Locking 12 items
  4. Non-Locking 19 items
ID Thread Standard
  1. ANSI/ASME 19 items
  2. ISO Metric 12 items
ID Acronym
  1. UNF 19 items
  2. ISO 12 items
OD Thread Standard
  1. ANSI/ASME 19 items
  2. ISO Metric 12 items
OD Acronym
  1. UNC 19 items
  2. ISO 12 items
Wall Thickness
  1. Heavy Duty 13 items
  2. Thin Wall 13 items
  3. Extra Heavy Duty 5 items
Inside Thread
  1. M2 x 0.4 2 items
  2. 2-56 6 items
  3. M2.5 x 0.45 2 items
  4. 4-40 7 items
  5. M3 x 0.5 2 items
  6. 6-32 10 items
  7. M4 x 0.7 5 items
  8. 8-32 17 items
  9. 10-24 19 items
  10. 10-32 19 items
  11. M5 x 0.5 2 items
  12. M5 x 0.8 6 items
  13. M6 x 0.75 2 items
  14. M6 x 1 6 items
  15. 1/4-20 19 items
  16. 1/4-28 19 items
  17. 5/16-18 19 items
  18. 5/16-24 19 items
  19. M8 x 1 6 items
  20. M8 x 1.25 6 items
  21. 3/8-16 19 items
  22. 3/8-24 19 items
  23. M10 x 1.25 6 items
  24. M10 x 1.5 6 items
  25. 7/16-14 19 items
  26. 7/16-20 19 items
  27. M12 x 1.25 6 items
  28. M12 x 1.75 6 items
  29. 1/2-13 19 items
  30. 1/2-20 19 items
  31. M14 x 1.5 3 items
  32. M14 x 2 3 items
  33. 9/16-12 12 items
  34. 9/16-18 9 items
  35. 5/8-11 12 items
  36. 5/8-18 12 items
  37. M16 x 1.5 3 items
  38. M16 x 2 3 items
  39. M18 x 1.5 3 items
  40. 3/4-10 12 items
  41. 3/4-16 12 items
  42. M20 x 1.5 3 items
  43. M20 x 2.5 3 items
  44. M22 x 1.5 3 items
  45. 7/8-14 12 items
  46. 7/8-9 12 items
  47. M24 x 2 3 items
  48. M24 x 3 3 items
  49. 1-14 1 item
  50. 1-12 11 items
  51. 1-8 12 items
  52. 1-1/8-12 1 item
  53. 1-1/8-7 1 item
  54. 1-1/4-12 1 item
  55. 1-1/4-7 1 item
  56. 1-1/2-12 1 item
  57. 1-1/2-6 1 item
Show more
Length
  1. 8mm 3 items
  2. 10mm 3 items
  3. 12mm 3 items
  4. 0.500 19 items
  5. 14mm 3 items
Show more
Drill Size
  1. 0.2720 (Letter I) 3 items
  2. 0.3438 (11/32) 3 items
  3. 0.4219 (27/64) 3 items
  4. 0.4532 (29/64) 7 items
  5. 0.5000 (1/2) 3 items
  6. 0.5157 (33/64) 7 items
  7. 0.5782 (37/64) 5 items
Show more
Decimal Outside Diameter
  1. 0.3150 (M8 x 1.25) 3 items
  2. 0.3937 (M10 x 1.25) 3 items
  3. 0.4724 (M12 x 1.25) 3 items
  4. 0.5000 (1/2-13) 7 items
  5. 0.5512 (M14 x 1.50) 3 items
  6. 0.5625 (9/16-12) 7 items
  7. 0.6250 (5/8-11) 5 items
Show more