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An assortment of black zinc free-spinning keps locknuts from Hillman. Keps nuts are nuts with an attached, free spinning washer for simplified installation. The variants in this assortment come in thread sizes from 4-40 to 3/8"-16. Full assortments of #38669 contain eight (8) refills comprised of Hillman item numbers #38670 - #38677.
- Keps lock nuts are ideal for applications in which quick, easy assembly or disassembly of fasteners is desired
- Keps nuts include an external star washer that locks parts in place when anchored in soft material
- Parts are made of high-strength steel
- Parts are black zinc-plated for improved corrosion resistance
