Best Galvanized Nuts in 2026

Daisy
Last Updated: Feb 8, 2026

At a Glance: Our Top Picks for Galvanized Nuts

5/16-18 Stainless Steel Finished Hex Nut, 304 Stainless Steel 18-8 Hexagon Nut, Bright Finish, Full Thread, ASME B18.2.2, 25 of Pack
#TOP1
5/16-18 Stainless Steel Finished Hex Nut, 304 Stainless
9.8
PM SCORE
Steel Machine Screw Hex Nut, Zinc Plated Finish, ASME B18.6.3, #3-48 Thread Size, 1/16" Width Across Flats, 3/16" Thick (Pack of 100)
#TOP2
Steel Machine Screw Hex Nut, Zinc Plated Finish,
9.7
PM SCORE
316 Stainless Steel Hex Nut, Plain Finish, ASME B18.2.2, 7/8"-9 Thread Size, 1-5/16" Width Across Flats, 3/4" Thick (Pack of 5)
#TOP3
316 Stainless Steel Hex Nut, Plain Finish, Asme
9.6
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Galvanized Nuts of 2026

5/16-18 Stainless Steel Finished Hex Nut, 304 Stainless Steel 18-8 Hexagon Nut, Bright Finish, Full Thread, Asme B18.2.2, 25 Of Pack

EASTLO
AN100103-25
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Eastlo 9.93

Features

Thread Size:5/16-18; Thread Pitch: 18 TPI; Thread Type: Coarse Thread UNC

Hex Drive Size: 1/2"; Package: 25 PCS

Nut Width (from point to point): 0.57 inch; Nut Height: 0.27 inch; Specification Standard Meets ASME B18.2.2

Made of 304 stainless steel (no coating outside) 18-8 which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments.

Commonly used in conjunction with bolts or screws to provide secure fastenings into unthreaded holes. You could find the matched bolts, flat washers and lock washers seperately in our store.

Steel Machine Screw Hex Nut, Zinc Plated Finish, Asme B18.6.3, #3-48 Thread Size, 1/16" Width Across Flats, 3/16" Thick (Pack Of 100)

SMALL PARTS
B009EEVCQO
0.00 X 0.06 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Machine screw hex nut has a flat top with a large bearing surface and chamfered corners

Steel is often used in applications where strength is the primary consideration

Zinc plating resists corrosion and has a reflective appearance

Meets ASME B18.6.3 specifications

316 Stainless Steel Hex Nut, Plain Finish, Asme B18.2.2, 7/8"-9 Thread Size, 1-5/16" Width Across Flats, 3/4" Thick (Pack Of 5)

SMALL PARTS
B009EEAOUO
0.00 X 1.31 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hex nut tightens from the side with a wrench, enabling use when there is limited space above the nut

316 stainless steel provides strength and better corrosion resistance than 18-8 stainless steel

Plain surface has no finish or coating

Meets ASME B18.2.2 specifications

Steel Hex Nut, Zinc Plated Finish, Grade 2, Asme B18.2.2, 1-1/8"-7 Thread Size, 1-11/16" Width Across Flats, 31/32" Thick (Pack Of 10)

SMALL PARTS
B009EE4YR8
0.00 X 1.69 X 0.97 Inches
3.81 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hex nut tightens from the side with a wrench, enabling use when there is limited space above the nut

Grade 2 steel is often used in applications where toughness is the primary consideration

Zinc plating resists corrosion and has a reflective appearance

Meets ASME B18.2.2 specifications

Steel Hex Nut, Zinc Yellow-Chromate Plated, Grade 8, Asme B18.2.2, 1-1/8"-12 Thread Size, 1-11/16" Width Across Flats, 31/32" Thick (Pack Of 5)

SMALL PARTS
B009EDYXNO
0.00 X 1.69 X 0.97 inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hex nut tightens from the side with a wrench, enabling use when there is limited space above the nut

Grade 8 steel is stronger than grade 5 steel and often used in applications where strength is the primary consideration

Zinc yellow-chromate plating offers good corrosion resistance

Meets ASME B18.2.2 specifications

Small Parts Steel Hex Nut, Black Oxide Finish, Grade 5, Asme B18.2.2, 7/16"-20 Thread Size, 11/16" Width Across Flats, 3/8" Thick (Pack Of 25)

SMALL PARTS
B009EE2QJG
0.00 X 0.69 X 0.38 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hex nut tightens from the side with a wrench, enabling use when there is limited space above the nut

Grade 5 steel is often used in applications where strength is the primary consideration

Black oxide finish offers mild corrosion resistance and lubricity

Meets ASME B18.2.2 specifications

Steel Hex Nut, Plain Finish, Grade 8, Asme B18.2.2, 1-1/4"-12 Thread Size, 1-7/8" Width Across Flats, 1-1/16" Thick (Pack Of 5)

SMALL PARTS
B009EE05RG
0.00 X 1.88 X 1.06 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hex nut tightens from the side with a wrench, enabling use when there is limited space above the nut

Grade 8 steel is stronger than grade 5 steel and often used in applications where strength is the primary consideration

Plain surface has no finish or coating

Meets ASME B18.2.2 specifications

Small Parts Steel Heavy Hex Nut, Zinc Plated Finish, Grade 2, Asme B18.2.2, 1"-8 Thread Size, 1-5/8" Width Across Flats, 63/64" Thick (Pack Of 10)

SMALL PARTS
B009EF23UC
0.00 X 1.63 X 0.98 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Heavy hex nut is taller and wider than standard hex nut for a stronger hold and better security

Grade 2 steel is often used in applications where toughness is the primary consideration

Zinc plating resists corrosion and has a reflective appearance

Meets ASME B18.2.2 specifications

#TOP9

Allied Titanium 0001776, (Pack Of 10) 3/8-16 Unc Titanium Hex Nut, Grade 2 (Cp)

ALLIED TITANIUM
0001776
0.33 X 0.65 X 0.00 Inches
0.01 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Allied Titanium 8.48

Features

3/8-16 UNC Allied Titanium Hex Nut

TRUE TITANIUM(TM) - Stronger, Lighter and Corrosion Free

Titanium is good for use in or near saltwater

General Tolerance: +0/-0.011 inch

Meets ASME B18.2.2; Grade 2 (CP) Titanium with Polished Finish

#TOP10
Best Hex Nuts

Small Parts 126Nf5 Steel Hex Nut, Zinc Plated Finish, Grade 5, Asme B18.2.2, 1-1/4"-12 Thread Size, 1-7/8" Width Across Flats, 1-1/16" Thick (Pack Of 5)

SMALL PARTS
B009EE1O12
0.00 X 1.88 X 1.06 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hex nut tightens from the side with a wrench, enabling use when there is limited space above the nut

Grade 5 steel is often used in applications where strength is the primary consideration

Zinc plating resists corrosion and has a reflective appearance

Meets ASME B18.2.2 specifications

Top 10 nuts Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Small Parts 8
Allied Titanium 1
Eastlo 1

Top 10 nuts Brands Pie Chart


We've carried out a comprehensive analysis of 805 reviews on nuts, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select nuts priced around $14.17, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 10 nuts for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right nuts Products based on their needs, saving them considerable time when choosing which nuts to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.