3/8 in. Hot-Dipped Galvanized Split Lock Washers (100-Pack)

Built for vibration-prone, outdoor applications, these Hillman split lock washers bite into the mating surface to help prevent nuts and bolts from loosening. Made of steel with a hot-dipped galvanized finish for superior corrosion resistance, they’re ideal for treated lumber and general construction.

---

Key Features:

• Secure Hold Under Vibration: Split ends grip mating surfaces to resist loosening of nuts and bolts
• Corrosion Resistant: Hot-dipped galvanized steel stands up to harsh outdoor conditions
• Sized for Compatibility: 3/8 in. diameter—use with matching nuts and bolts
• Project Ready Quantity: 100-pack supplies jobs large and small
• Versatile Application: Suitable for treated lumber and indoor/outdoor assemblies

---

Specifications Table:

Specification	Details
Brand	Hillman
Diameter	3/8 inch
Material	Steel
Finish	Hot-dipped galvanized
Number in Package	100
Packaging Type	Boxed
Category	Lock Washer
Unit of Measurement	Metric (per source listing)
Package Dimensions (L x W x H)	1.8 in x 1.4 in x 1.5 in
Package Weight	0.7 lb

---

Frequently Asked Questions (FAQ):

Q: What size hardware should I use with these washers?
A: Use with 3/8 in. diameter nuts and bolts for proper fit and performance.

---

Q: Are these suitable for outdoor use?
A: Yes. The hot-dipped galvanized finish provides strong corrosion resistance for outdoor and treated-lumber applications.

---

Q: How do split lock washers prevent loosening?
A: The split design bites into the mating surface when tightened beneath a nut, increasing friction to help keep fasteners secure during vibration.

---

Q: Can I mix these with stainless or other finishes?
A: For best corrosion performance, use with hardware of similar material/finish and the same 3/8 in. diameter.

---

Q: How many washers are included?
A: 100 washers per package.

---

Industrial Grip with Weathered Grace

There’s a quiet confidence in hardware that works as hard as it looks. These galvanized split lock washers bring a rugged, tactile texture that complements raw woods and cool metals, anchoring your outdoor structures with subtle sophistication. I love pairing them with matte bolts on exposed joinery for a refined, workshop-chic detail. Consider them a small yet essential luxury—performance and polish in a single turn.

---

Secure your projects with confidence—add this 100-pack of galvanized split lock washers to your cart today.