Pay in installments of $3.75 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Hillman 5/16 in. Zinc-Plated Steel USS Whiz Lock Nut, 100-Pack5 16 in. Zinc Plated USS Whiz Lock Nut (100 Pack) Secure assemblies with these Hillman USS Whiz lock nuts. Made from zinc plated steel for corrosion resistance, they feature integrated serrations that bite into the mating surface to resist loosening from vibration. Ideal for general construction, automotive, and machinery applications using 5 16 18 threads. Key Features: Vibration Resistance: Built in serrations provide strong locking action without
5/16 in. Zinc-Plated USS Whiz Lock Nut (100-Pack)
Secure assemblies with these Hillman USS Whiz lock nuts. Made from zinc-plated steel for corrosion resistance, they feature integrated serrations that bite into the mating surface to resist loosening from vibration. Ideal for general construction, automotive, and machinery applications using 5/16-18 threads.
Key Features:
- Vibration Resistance: Built-in serrations provide strong locking action without separate washers
- Durable Build: Zinc-plated steel resists rust and wear for indoor/outdoor use
- USS Threading: 5/16-18 coarse threads for common fastening applications
- Flange Design: Distributes load and helps protect mating surfaces
- Bulk Value: 100-pack for jobsites, shops, and replenishing inventory
Specifications Table:
| Specification | Details |
|---|---|
| Pack Quantity | 100 |
| Thread Size | 5/16-18 (USS coarse) |
| Type | Whiz lock nut / Serrated flange lock nut |
| Material | Steel |
| Finish | Zinc-plated |
| Brand | Hillman |
Frequently Asked Questions (FAQ):
Q: What thread size are these nuts?
A: They are 5/16-18 (USS coarse thread).
Q: Do I need a separate lock washer?
A: No. The serrated flange provides the locking action, eliminating the need for a lock washer in most applications.
Q: Are these suitable for outdoor use?
A: Yes. The zinc plating offers corrosion resistance; for harsh or marine environments, consider stainless or higher-grade coatings.
Q: Can these be used with slotted or oversized holes?
A: The flange helps distribute load, but for oversized holes ensure proper washer or hardware as needed.
Q: What tools are required?
A: Install with a standard wrench or socket sized for the hex across flats.
Industrial Grip with a Clean, Polished Finish
This serrated flange nut adds a sleek, utilitarian note to hardware details, catching the light with its zinc sheen. I love how the integrated flange creates a crisp, purposeful silhouette while delivering serious hold. Style it on exposed hardware moments—think garage shelving or workshop fixtures—for a refined, engineered look. It’s a small luxury in the language of precision.
Lock in reliable hold—add this 100-pack of 5/16-18 zinc-plated Whiz lock nuts to your toolkit 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