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Hillman 3/8-in x 16 Zinc-plated Steel Hex Nut ( 5 Count )

Name: Hillman 3/8-in x 16 Zinc-plated Steel Hex Nut ( 5 Count )
Brand: Hillman
SKU: 3012087
Price: 1.78 USD
Rating: 4.7 (2365 reviews)

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4.7

2365

Inner Diameter Measurement: 3/8-in

Finish: Zinc-plated

$1.78

Package Quantity: 5

Thread Pitch: 16

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Hex nuts are used to prevent shear movement and tension when adhering facing materials together with machine bolts. Hex nuts are commonly used in wood to wood, wood to metal, and metal to metal applications. Grade 5 medium carbon steel hex nuts are recommended for most general uses and are corrosion resistant. Be sure to pre-drill any holes and to use washers and bolts that are a similar grade and finish.

Hex nuts are designed to mechanically join materials by fastening to a bolt
Zinc finish offers moderate corrosion resistance
Can be installed by screwing onto exposed thread by hand and tightening with a wrench
Safe for use in most general home and commercial applications
Recommended for use with bolts and washers of a similar size and finish
Parts feature USS coarse 3/8-in-16 screw thread

General
Finish	Zinc-plated	Use Location	Interior
Manufacturer Color/Finish	Silver	Unit of Measure	Count
Type	Hex	Measure Type	Standard (SAE)
Material	Steel	Thread Type	Coarse
Package Quantity	5	Thread Pitch	16
Grade	5

Dimensions
Inner Diameter Measurement	3/8-in

Features
Threading	Right hand

Warranty
Warranty	None

Certifications
ACQ Approved	No	CA Residents: Prop 65 Warning(s)	No

Miscellaneous
UNSPSC	31161700

Check out the Best Selling Hex Nuts on Lowes.com

Review

4.7 out of 5

2365 Reviews

94% Recommend this product

Ratings may include incentivized customer reviews.

+ 29 images

What Customers Are Saying

The product is described as a reliable and high-quality hardware item that is well-suited for various home improvement and repair projects. Customers report the nuts have clean threads, a durable galvanized finish, and consistent sizing, making them easy to install. While a few reviewers noted minor issues, the overall consensus is that this is a dependable and useful hardware product.

Customer review summary generated by AI, including incentivized reviews.

2365 Customer Reviews

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Customer Sentiment

Customer liked

Customers didn't like

Good grade 5 quality

Would Recommend

Good quality

AaronFebruary 10, 2026
From 1_SLASH_2-in x 13 Zinc-plated Steel Hex Nut ( Count ) Verified Purchaser

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Nuts

Would Recommend

Lowe's wants a review, so here goes. This nut behaves like a nut.

KtunkFebruary 8, 2026
From 1_SLASH_4-in x 20 Zinc-plated Steel Hex Nut ( 5 Count ) Verified Purchaser

Was this Review Helpful ?

Just a nut to go with the BOLT

bannor727February 6, 2026
From 5_SLASH_16-in x 18 Zinc-plated Steel Hex Nut ( 25 Count ) Verified Purchaser

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Difficult to find

Would Recommend

Exactly what I was looking for

Jack HammerFebruary 6, 2026
From 1_SLASH_4-in x 20 Zinc-plated Steel Hex Nut ( Count ) Verified Purchaser

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SRm

Would Recommend

Great for applications that need to be weather proof

SRM50February 5, 2026
From 4mm x 0.7 Zinc-plated Steel Hex Nut ( 16 Count ) Verified Purchaser

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Hillman 3/8-in x 16 Zinc-plated Steel Hex Nut ( 5 Count )

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Pickup

Shipping

Delivery

Overview

Product Features

Specifications

General

Finish

Use Location

Manufacturer Color/Finish

Unit of Measure

Type

Measure Type

Material

Thread Type

Package Quantity

Thread Pitch

Grade

Dimensions

Inner Diameter Measurement

Features

Threading

Warranty

Warranty

Certifications

ACQ Approved

CA Residents: Prop 65 Warning(s)

Miscellaneous

UNSPSC

What Customers Are Saying

Community Q & A

57 Questions

57 Questions

Hillman: Featured Videos

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Deals by Department

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Hillman 3/8-in x 16 Zinc-plated Steel Hex Nut ( 5 Count )

Shop Hillman

Pickup

Shipping

Delivery

Overview

Product Features

Specifications

Community Q & A

Hillman: Featured Videos

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