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Description
Hillman 3/8 in.-16 Zinc-Plated Steel USS Whiz Lock Nut, 100-Pack3 8 in. 16 Zinc Plated USS Whiz Lock Nut (100 Pack) These Hillman Whiz lock nuts feature an all metal, serrated flange design that resists loosening under vibration. Made of zinc plated steel for moderate corrosion resistance, theyre ideal for securing 3 8 in. 16 coarse thread fasteners in demanding applications. Key Features: All Metal Construction: Withstands heavy vibration and shock without loosening Serrated Flange Locking: Ratchet tooth
3/8 in.-16 Zinc-Plated USS Whiz Lock Nut (100-Pack)
These Hillman Whiz lock nuts feature an all-metal, serrated flange design that resists loosening under vibration. Made of zinc-plated steel for moderate corrosion resistance, they’re ideal for securing 3/8 in.-16 coarse-thread fasteners in demanding applications.
Key Features:
- All-Metal Construction: Withstands heavy vibration and shock without loosening
- Serrated Flange Locking: Ratchet-tooth underside bites into material for a secure hold
- 3/8 in.-16 USS Coarse Thread: Fits standard 3/8 in.-16 bolts and rods
- Zinc-Plated Steel: Provides durable strength with moderate rust resistance
- Bulk Pack Convenience: 100 pieces for jobsite or shop replenishment
Specifications Table:
| Specification | Details |
|---|---|
| Thread Size | 3/8 in.-16 USS coarse |
| Material | Steel |
| Finish | Zinc-plated |
| Design | All-metal, free-spinning nut with serrated flange (ratchet tooth underside) |
| Pack Quantity | 100 pieces per retail package |
| Brand | Hillman |
| Product Type | Whiz Lock Nut |
| Hillman Item Number | 180398 |
Frequently Asked Questions (FAQ):
Q: What bolt size do these nuts fit?
A: They are 3/8 in.-16 USS coarse thread and fit standard 3/8 in.-16 bolts or threaded rods.
Q: Do I need a washer with these?
A: Typically no—the integrated serrated flange spreads the load and helps prevent loosening.
Q: Are these reusable?
A: Yes, the all-metal serrated design is reusable and maintains locking performance when properly installed.
Q: Can they be used outdoors?
A: The zinc plating offers moderate corrosion resistance; for harsh or marine environments, consider higher corrosion-resistant finishes.
Q: How are they installed?
A: Thread onto a matching 3/8 in.-16 bolt and tighten with a compatible wrench; the serrations should face the mating surface.
Industrial Grip With Polished Poise
This serrated flange nut brings a refined, utilitarian edge to any project—its sculpted ratchet detailing is as striking as it is functional. I love the subtle sheen of the zinc finish, which catches light like jewelry for your hardware. Style it with exposed fasteners on custom shelving or mixed-metal furniture for a crisp, engineered look. It’s a small luxury that delivers big on stability and sophistication.
Secure your projects with confidence—add this 100-pack of Hillman Whiz lock nuts to your cart today.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy