Flexible Top Lock Nut, 1/2"-13, Steel, Grade 2, Black Oxide, 13/64 in Ht, 25 PK, FLEXLOC, Mfr# 20FA-813

Lock Nut, Dimensional Standards MIL-S-7742, NASM25027, Finish Black Oxide, Hex Height 13/64 in, Hex Type Standard Heavy Hex, Hex Width 13/16 in, Lock Type Flexible Top, Material Steel, Material Grade/Class Grade 2, Maximum Temperature 1,200 Degrees F, Minimum Temperature -70 Degrees F, Pack Size Small Pack, Removable Yes, Resistance Properties Impact Resistant, Shock and Vibration Resistant, System of Measurement Inch, Thread Direction Right Hand, Thread Fit 2B, Thread Size 1/2 In.-13