Discription: This design provides MIL-N-25027 locking performance without damaging mating threads. Thread sizes #2 to #10 and M2.5 to M5.

 

Materials and Finishes:

Type LK: Heat-treated Carbon Steel; Zinc Black.

Type LKS: 300 Series Stainless; Passivation or Zinc Black.

 

For Use in Sheet Hardness:

Type LK, LKS HV 130 or less