Flexible Top Lock Nut, 1/4"-28, Steel, Grade 2, Black Oxide, 5/64 in Ht, 200 PK, FLEXLOC, Mfr# 20FK-428

Lock Nut, Dimensional Standards MIL-S-8879, NASM25027, USAS B46.1, Finish Black Oxide, Hex Height 5/64 in, Hex Type Thin Light Hex, Hex Width 7/16 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 3B, Thread Size 1/4 In.-28