Flexible Top Lock Nut, 1-18, Steel, Grade 2, Black Oxide, 7/32 in Ht, 15 PK
1, Finish Black Oxide, Hex Height 7/32 in, Hex Type Thin Light Hex, Hex Width 1 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 In.-18.Lock Nut, Dimensional Standards MIL-S-8879, NASM25027, USAS B46.