Hi-Temp K-nut 7/16″-20 (6 point)
The high temp .4375-20 UNJF-3B k-nut is an elliptical deformed self locking nut for high temperature applications. This nut is typically used in motorsports and aerospace applications.
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- Thread: .4375-20 UNJF-3B
- Axial tensile strength min.: 15450 lbs
- Spanner size: 1/2″
- Weight per 100pcs: 0,59 kg = 1.3 lbs
- Material: 1.4944.4 – A286 CRES
- Hardness: 27-37 HRC
- Class: 1100 MPa tensile strength
- Max temperature: 425 °C = 800 °F
- Surface: Silver plating
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