Prime-Line 9075391 Nylon Insert Lock Nuts, 3/8 In.-16, Grade 18-8 Stainless Steel (50 Pack)
Special Features
- Size: 3/8 inch-16
- Features an internal nylon ring that grips bolt threads better than a standard finished nut
- Great for use in applications where the bolt may be subject to vibration
- Can also be used as a secondary nut to help lock the main nut in place
- The side with the nylon insert should face towards the tip of the bolt, not towards the surface being fastened
- Thread Type: Coarse, Thread Class: UNC-2B
- Specification(s) Met: ASME B18.6.6 and ASME B1.1
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