K-nut 9/16″-18 (6 point)

The hexagonal .5625-18 UNJF-3B k-nut is an elliptical deformed self locking nut typically used in motorsports and aerospace applications.

.5625-18 UNJF-3B hexagonal K-nut standard moly coated

partnumber

KHX-9/16-18

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  • Thread: .5625-18 UNJF-3B
  • Axial tensile strength min.: 34800 lbs
  • Spanner size: 11/16″
  • Weight per 100pcs: 1,63 kg = 3.6 lbs
  • Material: DIN 1.7220.3 – 35CrMo4 – AISI 4135/4137
  • Hardness: max. 43 HRC
  • Class: 1100 MPa tensile strength
  • Max temperature: 235 °C = 455 °F
  • Surface: cadmium-plated + MoS2 low friction coating

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