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 M6 x 1 Remove This Item
  4. Inside Thread 1-12 Remove This Item
  5. Inside Thread M3.5 x 0.6 Remove This Item
Clear All
Material  
  1. Alloy Steel Type 4140 3 items
  2. Carbon Steel C1215 4 items
  3. Stainless Steel Type 303 8 items
  4. Stainless Steel Type A286 2 items
Insert Style  
X
  1. Free-Running 27 items
  2. Locking 15 items
  3. Internal Locking 6 items
  4. Non-Locking 11 items
ID Thread Standard  
  1. ANSI/ASME 11 items
  2. ISO Metric 6 items
ID Acronym  
  1. UNF 11 items
  2. ISO 6 items
OD Thread Standard  
  1. ANSI/ASME 11 items
  2. ISO Metric 6 items
OD Acronym  
  1. UNF 11 items
  2. ISO 6 items
Wall Thickness  
  1. Heavy Duty 10 items
  2. Thin Wall 3 items
  3. Extra Heavy Duty 4 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. 10mm 3 items
  2. 12mm 3 items
  3. 1.375 7 items
  4. 1.500 4 items
Drill Size  
  1. 0.3438 (11/32) 3 items
  2. 0.4219 (27/64) 3 items
  3. 1.3125 (1-5/16) 7 items
  4. 1.4375 (1-7/16) 4 items
Decimal Outside Diameter  
  1. 0.3937 (M10 x 1.25) 3 items
  2. 0.4724 (M12 x 1.25) 3 items
  3. 1.3750 (1-3/8-12) 7 items
  4. 1.5000 (1-1/2-12) 4 items
View as Grid List

17 Items

per page
Set Descending Direction
  1. 1-12 UNF x 1.375 Heavy Duty Key-Locking Insert - Non-Locking - Alloy Steel

    Sku #: 35L8C-36J0-100-03

    1-12 UNF x 1.375 Heavy Duty Key-Locking Insert - Non-Locking - Alloy Steel
    Add to Wish List Add to Compare
  2. 1-12 UNF x 1.500 Heavy Duty Key-Locking Insert - Internal Locking - Alloy Steel

    Sku #: 35L8C-371M-100-03

    1-12 UNF x 1.500 Heavy Duty Key-Locking Insert - Internal Locking - Alloy Steel
    Add to Wish List Add to Compare
  3. 1-12 UNF x 1.375 Extra Heavy Duty Key-Locking Insert - Non-Locking - Alloy Steel

    Sku #: 35L8C-37H8-100

    1-12 UNF x 1.375 Extra Heavy Duty Key-Locking Insert - Non-Locking - Alloy Steel
    Add to Wish List Add to Compare
  4. M6 x 1 ISO x 10mm Thin Wall Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4NEW-B60F-0M

    M6 x 1 ISO x 10mm Thin Wall Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $3.52 Regular Price $4.73
    Add to Wish List Add to Compare
  5. 1-12 UNF x 1.375 Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4QCG-100

    1-12 UNF x 1.375 Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $33.64 Regular Price $45.20
    Add to Wish List Add to Compare
  6. M6 x 1 ISO x 12mm Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4QDC-B60F-0A

    M6 x 1 ISO x 12mm Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $10.77 Regular Price $14.48
    Add to Wish List Add to Compare
  7. 1-12 UNF x 1.375 Extra Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215

    Sku #: 35L8C-4RBR-100

    1-12 UNF x 1.375 Extra Heavy Duty Key-Locking Insert - Non-Locking - Carbon Steel C1215
    Special Price $220.69 Regular Price $296.50
    Add to Wish List Add to Compare
  8. M6 x 1 ISO x 10mm Thin Wall Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-669C-B60F-0A

    M6 x 1 ISO x 10mm Thin Wall Key-Locking Insert - Non-Locking - 303 Stainless
    Special Price $7.76 Regular Price $10.43
    Add to Wish List Add to Compare
  9. M6 x 1 ISO x 10mm Thin Wall Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-66T0-B60F-0A

    M6 x 1 ISO x 10mm Thin Wall Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  10. 1-12 UNF x 1.375 Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-6870-100-03

    1-12 UNF x 1.375 Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless
    Add to Wish List Add to Compare
  11. M6 x 1 ISO x 12mm Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-687W-B60F-05

    M6 x 1 ISO x 12mm Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless
    Add to Wish List Add to Compare
  12. 1-12 UNF x 1.500 Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-68PM-100-03

    1-12 UNF x 1.500 Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  13. M6 x 1 ISO x 12mm Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-68QG-B60F-05

    M6 x 1 ISO x 12mm Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  14. 1-12 UNF x 1.375 Extra Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless

    Sku #: 35L8C-6968-100

    1-12 UNF x 1.375 Extra Heavy Duty Key-Locking Insert - Non-Locking - 303 Stainless
    Add to Wish List Add to Compare
  15. 1-12 UNF x 1.500 Extra Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless

    Sku #: 35L8C-69NW-100

    1-12 UNF x 1.500 Extra Heavy Duty Key-Locking Insert - Internal Locking - 303 Stainless
    Add to Wish List Add to Compare
  16. 1-12 UNF x 1.375 Heavy Duty Key-Locking Insert - Non-Locking - A286 Stainless

    Sku #: 35L8C-7T1G-100-03

    1-12 UNF x 1.375 Heavy Duty Key-Locking Insert - Non-Locking - A286 Stainless
    Add to Wish List Add to Compare
  17. 1-12 UNF x 1.500 Heavy Duty Key-Locking Insert - Internal Locking - A286 Stainless

    Sku #: 35L8C-7TH4-100-03

    1-12 UNF x 1.500 Heavy Duty Key-Locking Insert - Internal 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 M6 x 1 Remove This Item
  4. Inside Thread 1-12 Remove This Item
  5. Inside Thread M3.5 x 0.6 Remove This Item
Clear All
Shopping Options
Material
  1. Alloy Steel Type 4140 3 items
  2. Carbon Steel C1215 4 items
  3. Stainless Steel Type 303 8 items
  4. Stainless Steel Type A286 2 items
Insert Style
  1. Free-Running 27 items
  2. Locking 15 items
  3. Internal Locking 6 items
  4. Non-Locking 11 items
ID Thread Standard
  1. ANSI/ASME 11 items
  2. ISO Metric 6 items
ID Acronym
  1. UNF 11 items
  2. ISO 6 items
OD Thread Standard
  1. ANSI/ASME 11 items
  2. ISO Metric 6 items
OD Acronym
  1. UNF 11 items
  2. ISO 6 items
Wall Thickness
  1. Heavy Duty 10 items
  2. Thin Wall 3 items
  3. Extra Heavy Duty 4 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. 10mm 3 items
  2. 12mm 3 items
  3. 1.375 7 items
  4. 1.500 4 items
Drill Size
  1. 0.3438 (11/32) 3 items
  2. 0.4219 (27/64) 3 items
  3. 1.3125 (1-5/16) 7 items
  4. 1.4375 (1-7/16) 4 items
Decimal Outside Diameter
  1. 0.3937 (M10 x 1.25) 3 items
  2. 0.4724 (M12 x 1.25) 3 items
  3. 1.3750 (1-3/8-12) 7 items
  4. 1.5000 (1-1/2-12) 4 items