Best Galvanized Nuts in 2026

Daisy
Last Updated: Feb 8, 2026

At a Glance: Our Top Picks for Galvanized Nuts

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)
#TOP1
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)
#TOP2
316 Stainless Steel Hex Nut, Plain Finish, Asme
9.6
PM SCORE
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)
#TOP3
Steel Hex Nut, Zinc Plated Finish, Grade 2,
8.8
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

Market Overview
Galvanized Nuts Reviewed
  • Reviews Analyzed: 652 Items
  • PM Avg. Rating: 6.0 / 10
16 Products Evaluated
  • Highest Price: $15.76
  • Lowest Price: $6.53
  • Avg. Price: $11.13

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

304 Stainless Steel Machine Square Screw Nuts 304 Square Nuts M3 M4 M5 M6 M8 M10 Metric Assortment Kit Nut 139Pcs

KINPAR-FSATNDE
KINPAR
4.72 X 1.97 X 0.39 Inches
0.57 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
FSATNDE 7.21

Features

Square nuts are made of 304 stainless steel,more durable,non-toxic and corrosion resistant.

Feature: Easy to install and remove, can be used repeatedly.

The square nuts of different sizes, designed to highlight the material and facilitate welding penetration, are widely used in industrial machinery.

All the small parts are packed in a transparent plastic box with compartments, which is convenient to carry, store or reuse as a backup kit.

Applications: Machinery and equipment, electronic equipment, communications equipment, hardware lighting, building bridges, furniture decoration, etc.

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 Fsc14Hn5Z Medium-Strength Steel Hex Nut, Grade 5, Zinc Plated, 1/4"-20" Thread Size (Pack Of 100)

SMALL PARTS
FSC14HN5Z
1.00 X 42,932.00 X 11,871.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Material: steel

Thread size: 1/4''-20

Height: 7/32 inch

Medium-Strength Steel Hex Nut, Grade 5, Zinc Plated, 1/4"-20" Thread Size (Pack of 100)

18-8 Stainless Steel Hex Nut, Black Oxide Finish, Din 934, Metric, M4-0.7 Thread Size, 7 Mm Width Across Flats, 3.2 Mm Thick (Pack Of 100)

SMALL PARTS
B009EFQGMS
0.00 X 7.00 X 0.00 Inches
0.22 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

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

18-8 stainless steel provides good corrosion resistance and strength

Black oxide finish offers mild corrosion resistance and lubricity

Meets DIN 934 specifications

Steel Hex Nut, Zinc Yellow-Chromate Plated, Class 10, Din 934, Metric, M20-2.5 Thread Size, 30 Mm Width Across Flats, 16 Mm Thick (Pack Of 5)

SMALL PARTS
B009EFK7HS
0.00 X 1.18 X 0.63 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

Class 10 steel is often used in applications where strength is the primary consideration

Zinc yellow-chromate plating offers good corrosion resistance

Meets DIN 934 specifications

Steel Hex Nut, Zinc Yellow-Chromate Plated, Class 10, Din 934, Metric, M16-2 Thread Size, 24 Mm Width Across Flats, 13 Mm Thick (Pack Of 10)

SMALL PARTS
B009EFK3K4
0.00 X 0.94 X 0.51 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

Class 10 steel is often used in applications where strength is the primary consideration

Zinc yellow-chromate plating offers good corrosion resistance

Meets DIN 934 specifications

#TOP10
Best Hex Nuts

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

#TOP11
Best Hex Nuts

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 316 Stainless Steel Acorn Nut, Grade 8, Right Hand Threads, 3/4"-10 Threads

SMALL PARTS
B009J2LV3U
0.00 X 0.63 X 1.16 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Acorn nut has a domed top that covers exposed threads

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

#TOP13
Best Hex Nuts

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

#TOP14
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

1/2-13 Spot Weld Center Hole Tab Weld Nut Plain (Pack Of 10)

SMALL PARTS
50NWS2
1.50 X 0.81 X 0.19 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Package Weight: 0.54 lbs

Package quantity: 1

Product Type: NUTS

Country Of origin: Taiwan

#8-32 Serrated Flange Nuts 50 Pack 304 Stainless Steel Hex Lock Nuts Full Thread For Industrial Construction Fasteners

STORMCUBE
YZFLDIN832
4.33 X 2.56 X 0.59 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Firecat 9.04

Features

[DIMENSIONS] Type: serrated flange nuts; Standard: ANSIB18.2.2; Material: 18-8 (A2, 304) Stainless Steel; Dimensions: #8-32; Quantity: 50 pcs.

[MATERIAL] 100% Made of high quality 304 stainless steel (also known as 18-8 or A2 stainless steel), they have good corrosion resistance, rust resistance and high hardness, which provides a longer service life, can be used indoor and outdoor, even in humid environment.

[FEATURE] Flange works like a washer to distribute the load. Serrations can help grip the material surface and prevent the nuts from loosening due to vibration.

[APPLICATION] Easy installation for mild vibration environment. Can be used in machinery, electrical appliances, automobile, shipbuilding and etc.

[NOTE] Small parts included, please keep away from children and pets.

Top 10 nuts Brands on Amazon

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

Brand Count
Small Parts 14
Kinpar-Fsatnde 1
Stormcube 1

Top 10 nuts Brands Pie Chart


We've carried out a comprehensive analysis of 652 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 $11.13, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 16 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.