K-Lock Nuts

About K-Lock Nuts

K-Lock Nuts, a type of prevailing torque nut, incorporate a unique design to prevent unintentional loosening in dynamic environments. Featuring an integrated elliptical collar at the top, K-Lock Nuts create friction between the nut and the mating surface. This added resistance deters vibration-induced rotation, ensuring a secure fastening solution in critical applications. The nut's design enables repeated use without compromising its locking capabilities. K-Lock Nuts find widespread use in automotive, aerospace, and machinery industries where reliable resistance to loosening is paramount for safety and operational integrity.

Compare part numbers, manufacturers and available catalog specifications. Open a product for complete details, pricing and availability.

  • Thread Size
    1/2-13
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    1/2-13
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    1/4-20
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    Conical
  • Thread Size
    1/4-20
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    1/4-20
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    1/4-20
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Black Oxide
    Washer Type
    External Tooth
  • Thread Size
    1/4-20
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Waxed
    Washer Type
    External Tooth
  • Thread Size
    1/4-20
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Black Zinc
    Washer Type
    External Tooth
  • Thread Size
    1/4-20
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Black Zinc
    Washer Type
    External Tooth
  • Thread Size
    1/4-20
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    1/4-20
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Green Zinc
    Washer Type
    External Tooth
  • Thread Size
    1/4-28
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    1/4-28
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    10-24
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    10-24
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    10-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    Conical
  • Thread Size
    10-32
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    10-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    10-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Black Oxide
    Washer Type
    External Tooth
  • Thread Size
    10-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Waxed
    Washer Type
    External Tooth
  • Thread Size
    10-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Black Oxide
    Washer Type
    External Tooth
  • Thread Size
    10-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    3/8-16
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    3/8-16
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    3/8-16
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Black Zinc
    Washer Type
    External Tooth
  • Thread Size
    3/8-16
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    3/8-16
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Yellow Zinc
    Washer Type
    External Tooth
  • Thread Size
    3/8-24
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    4-40
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    Conical
  • Thread Size
    4-40
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    4-40
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    4-40
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Waxed
    Washer Type
    External Tooth
  • Thread Size
    4-40
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Black Oxide
    Washer Type
    External Tooth
  • Thread Size
    4-40
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Nickel
    Washer Type
    External Tooth
  • Thread Size
    4-40
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    4-40
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Yellow Zinc
    Washer Type
    External Tooth
  • Thread Size
    4-40
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
    Special Features
    1/4 X 3/32 Size
  • Thread Size
    5/16-18
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Yellow Zinc
    Washer Type
    Conical
  • Thread Size
    5/16-18
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    5/16-18
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    5/16-24
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    5-40
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    6-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    Conical
  • Thread Size
    6-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    6-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
    Special Features
    Small Pattern
  • Thread Size
    6-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
    More specifications (1)
    Special Features
    Small Pattern
  • Thread Size
    6-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    6-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Waxed
    Washer Type
    External Tooth
  • Thread Size
    6-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Black Oxide
    Washer Type
    External Tooth
  • Thread Size
    6-32
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Black Zinc
    Washer Type
    External Tooth
  • Thread Size
    6-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Green Zinc
    Washer Type
    External Tooth
  • Thread Size
    6-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    6-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Yellow Zinc
    Washer Type
    External Tooth
  • Thread Size
    8-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    Conical
  • Thread Size
    8-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    8-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    8-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth
  • Thread Size
    8-32
    Material
    Stainless Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Passivated
    Washer Type
    External Tooth
  • Thread Size
    8-32
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Waxed
    Washer Type
    External Tooth
  • Thread Size
    8-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    8-32
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    8-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Yellow Zinc
    Washer Type
    External Tooth
  • Thread Size
    M10 x 1.5
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    External Tooth
  • Thread Size
    M10 x 1.5
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    M3 x 0.5
    Material
    316 Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    External Tooth
  • Thread Size
    M3 x 0.5
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    External Tooth
  • Thread Size
    M3 x 0.5
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Black Zinc
    Washer Type
    External Tooth
  • Thread Size
    M3 x 0.5
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    M3 x 0.5
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Yellow Zinc
    Washer Type
    External Tooth
  • Thread Size
    M4 x 0.7
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    M4 x 0.7
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Yellow Zinc
    Washer Type
    Conical
  • Thread Size
    M4 x 0.7
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    External Tooth
  • Thread Size
    M4 x 0.7
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    M4 x 0.7
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Yellow Zinc
    Washer Type
    External Tooth
  • Thread Size
    M5 x 0.8
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    Conical
  • Thread Size
    M5 x 0.8
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    External Tooth
  • Thread Size
    M5 x 0.8
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    M5 x 0.8
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Yellow Zinc
    Washer Type
    External Tooth
  • Thread Size
    M6 x 1.0
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    M6 x 1.0
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    External Tooth
  • Thread Size
    M6 x 1.0
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    M6 x 1.0
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Yellow Zinc
    Washer Type
    External Tooth
  • Thread Size
    M8 x 1.25
    Material
    Steel
    RoHS Compliant
    No
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    M8 x 1.25
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    External Tooth
  • Thread Size
    M8 x 1.25
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    External Tooth
  • Thread Size
    M8 x 1.25
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    M4 x 0.7
    Material
    Class 8 Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    M4 x 0.7
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Washer Type
    Conical
  • Thread Size
    M4 x 0.7
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Nickel
    Washer Type
    External Tooth
  • Thread Size
    M4 x 0.7
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Black Zinc
    Washer Type
    Conical
  • Thread Size
    10-32
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Green Zinc
    Washer Type
    External Tooth
  • Thread Size
    12-24
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Finish/Coating
    Zinc
    Washer Type
    External Tooth
  • Thread Size
    M3 x 0.5
    Material
    Steel
    RoHS Compliant
    Yes
    System of Measurement
    Metric
    Finish/Coating
    Zinc
    Washer Type
    Conical
  • Thread Size
    12-24
    Material
    Stainless Steel
    RoHS Compliant
    Yes
    System of Measurement
    Inch
    Washer Type
    External Tooth