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Square Nuts (451 items) - Page 3

Zoro Select 12-24 SQUARE MACHINE SCREW NUT STAINLESS STEEL, PK2500 12NQ188
Zoro Select

12-24 SQUARE MACHINE SCREW NUT STAINLESS STEEL, PK2500

Zoro # G2447950
Mfr # 12NQ188
product price: $330.99
/pk 2500, $0.13/ea
Zoro Select 5/16-18 SQUARE MS NUT ZINC, PK2000 31NQ
Zoro Select

5/16-18 SQUARE MS NUT ZINC, PK2000

Zoro # G2448249
Mfr # 31NQ
product price: $218.99
/pk 2000, $0.11/ea
Zoro Select 2-56 SQUARE MS NUT ZINC, PK5000 02NQ
Zoro Select

2-56 SQUARE MS NUT ZINC, PK5000

Zoro # G2447661
Mfr # 02NQ
product price: $160.99
/pk 5000, $0.03/ea
Newport Fasteners 7/16-14 Regular Square Nuts/Grade 2/Zinc , 1000PK NB237034B-1000
Newport Fasteners

7/16-14 Regular Square Nuts/Grade 2/Zinc , 1000PK

Zoro # G306368368
Mfr # NB237034B-1000
product price: $348.99
/pk 1000, $0.35/ea
Zoro Select 1/4-20 SQUARE MS NUT BLK OX, PK3000 14NQB
Zoro Select

1/4-20 SQUARE MS NUT BLK OX, PK3000

Zoro # G2447905
Mfr # 14NQB
product price: $214.99
/pk 3000, $0.07/ea
Zoro Select M5-0.8 DIN562 THIN SQUARE NUT A2 STAINLESS STEEL, PK3000 M5D562A2
Zoro Select

M5-0.8 DIN562 THIN SQUARE NUT A2 STAINLESS STEEL, PK3000

Zoro # G8538898
Mfr # M5D562A2
product price: $144.99
/pk 3000, $0.05/ea
Newport Fasteners 1-8 Regular Square Nuts/Grade 2/Plain , 125PK NB236046B-125
Newport Fasteners

1-8 Regular Square Nuts/Grade 2/Plain , 125PK

Zoro # G506368298
Mfr # NB236046B-125
product price: $282.99
/pk 125, $2.26/ea
Newport Fasteners 3/4-10 Heavy Square Nuts/Steel/Plain , 100PK 669517
Newport Fasteners

3/4-10 Heavy Square Nuts/Steel/Plain , 100PK

Zoro # G506368328
Mfr # 669517
product price: $485.99
/pk 100, $4.86/ea
Zoro Select M6-1.0 DIN562 THIN SQUARE NUT A2 STAINLESS STEEL, PK3000 M6D562A2
Zoro Select

M6-1.0 DIN562 THIN SQUARE NUT A2 STAINLESS STEEL, PK3000

Zoro # G9081906
Mfr # M6D562A2
product price: $144.99
/pk 3000, $0.05/ea
Zoro Select 5/8"-11 Carbon Steel Plain Finish Square Nut - Heavy, 10 pk. U11122.062.0001
Zoro Select

5/8"-11 Carbon Steel Plain Finish Square Nut - Heavy, 10 pk.

Zoro # G2530477
Mfr # U11122.062.0001
product price: $37.29
/pk 10, $3.73/ea
Zoro Select 1-1/2"-6 Low Carbon Steel Zinc Plated Finish Square Nut - Regular U11140.150.0001
Zoro Select

1-1/2"-6 Low Carbon Steel Zinc Plated Finish Square Nut - Regular

Zoro # G3429679
Mfr # U11140.150.0001
product price: $9.29
/ea
Zoro Select 7/16"-14 Stainless Steel Plain Finish Square Nut - Regular, 25 pk. U51096.043.0001
Zoro Select

7/16"-14 Stainless Steel Plain Finish Square Nut - Regular, 25 pk.

Zoro # G3429478
Mfr # U51096.043.0001
product price: $40.99
/pk 25, $1.64/ea
Zoro Select 1/4"-20 Carbon Steel Plain Finish Square Nut - Heavy, 50 pk. U11122.025.0001
Zoro Select

1/4"-20 Carbon Steel Plain Finish Square Nut - Heavy, 50 pk.

Zoro # G2530501
Mfr # U11122.025.0001
product price: $39.79
/pk 50, $0.80/ea
Zoro Select 1-1/4"-7 Low Carbon Steel Plain Finish Square Nut - Heavy U11121.125.0001
Zoro Select

1-1/4"-7 Low Carbon Steel Plain Finish Square Nut - Heavy

Zoro # G2530510
Mfr # U11121.125.0001
product price: $5.15
/ea
Zoro Select 7/16"-14 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk. U11140.043.0001
Zoro Select

7/16"-14 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk.

Zoro # G3429758
Mfr # U11140.043.0001
product price: $22.99
/pk 100, $0.23/ea
Zoro Select M12-10.00 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk. M11140.120.0001
Zoro Select

M12-10.00 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk.

Zoro # G0302955
Mfr # M11140.120.0001
product price: $35.75
/pk 100, $0.36/ea
Zoro Select 3/4"-10 Carbon Steel Plain Finish Square Nut - Heavy, 5 pk. U11122.075.0001
Zoro Select

3/4"-10 Carbon Steel Plain Finish Square Nut - Heavy, 5 pk.

Zoro # G3429371
Mfr # U11122.075.0001
product price: $33.79
/pk 5, $6.76/ea
Zoro Select 3/4"-10 Low Carbon Steel Plain Finish Square Nut - Heavy, 5 pk. U11121.075.0001
Zoro Select

3/4"-10 Low Carbon Steel Plain Finish Square Nut - Heavy, 5 pk.

Zoro # G2530556
Mfr # U11121.075.0001
product price: $19.49
/pk 5, $3.90/ea
Zoro Select 3/8"-16 Low Carbon Steel Plain Finish Square Nut - Heavy, 50 pk. U11121.037.0001
Zoro Select

3/8"-16 Low Carbon Steel Plain Finish Square Nut - Heavy, 50 pk.

Zoro # G3429408
Mfr # U11121.037.0001
product price: $78.69
/pk 50, $1.57/ea
Zoro Select M10-8.00 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk. M11140.100.0001
Zoro Select

M10-8.00 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk.

Zoro # G1941506
Mfr # M11140.100.0001
product price: $19.95
/pk 100, $0.20/ea
Zoro Select 7/8"-9 Low Carbon Steel Plain Finish Square Nut - Heavy, 5 pk. U11121.087.0001
Zoro Select

7/8"-9 Low Carbon Steel Plain Finish Square Nut - Heavy, 5 pk.

Zoro # G2530547
Mfr # U11121.087.0001
product price: $31.99
/pk 5, $6.40/ea
Zoro Select 5/16"-18 Steel Zinc Plated Finish Square Nut - Regular, 100 pk. SQNI20310-100BX
Zoro Select

5/16"-18 Steel Zinc Plated Finish Square Nut - Regular, 100 pk.

Zoro # G2787583
Mfr # SQNI20310-100BX
product price: $11.99
/pk 100, $0.12/ea
Zoro Select 1-1/8"-7 Carbon Steel Plain Finish Square Nut - Heavy U11122.112.0001
Zoro Select

1-1/8"-7 Carbon Steel Plain Finish Square Nut - Heavy

Zoro # G3429356
Mfr # U11122.112.0001
product price: $11.59
/ea
Zoro Select M4-3.20 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk. M11140.040.0001
Zoro Select

M4-3.20 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk.

Zoro # G2650019
Mfr # M11140.040.0001
product price: $6.95
/pk 100, $0.07/ea
Zoro Select 7/16"-14 Steel Zinc Plated Finish Square Nut - Regular, 100 pk. SQNI20430-100BX
Zoro Select

7/16"-14 Steel Zinc Plated Finish Square Nut - Regular, 100 pk.

Zoro # G0963776
Mfr # SQNI20430-100BX
product price: $13.69
/pk 100, $0.14/ea
Zoro Select 1-1/4"-7 Carbon Steel Plain Finish Square Nut - Heavy U11122.125.0001
Zoro Select

1-1/4"-7 Carbon Steel Plain Finish Square Nut - Heavy

Zoro # G3429347
Mfr # U11122.125.0001
product price: $13.89
/ea
Zoro Select 5/8"-11 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 25 pk. U11140.062.0001
Zoro Select

5/8"-11 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 25 pk.

Zoro # G3429730
Mfr # U11140.062.0001
product price: $12.75
/pk 25, $0.51/ea
Zoro Select 1-1/4"-7 Low Carbon Steel Plain Finish Square Nut - Regular U11120.125.0001
Zoro Select

1-1/4"-7 Low Carbon Steel Plain Finish Square Nut - Regular

Zoro # G3429557
Mfr # U11120.125.0001
product price: $3.35
/ea
Zoro Select M6-5.00 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk. M11140.060.0001
Zoro Select

M6-5.00 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 100 pk.

Zoro # G2277031
Mfr # M11140.060.0001
product price: $8.99
/pk 100, $0.09/ea
Zoro Select 1-1/4"-7 Low Carbon Steel Zinc Plated Finish Square Nut - Regular U11140.125.0001
Zoro Select

1-1/4"-7 Low Carbon Steel Zinc Plated Finish Square Nut - Regular

Zoro # G3429688
Mfr # U11140.125.0001
product price: $6.49
/ea
Zoro Select 1"-8 Steel Hot Dip Galvanized Finish Square Nut - Regular, 5 pk. SQNI2100G-005BX
Zoro Select

1"-8 Steel Hot Dip Galvanized Finish Square Nut - Regular, 5 pk.

Zoro # G2356724
Mfr # SQNI2100G-005BX
product price: $10.19
/pk 5, $2.04/ea
Zoro Select 3/4"-10 Steel Hot Dip Galvanized Finish Square Nut - Regular, 25 pk. SQNI2075G-025BX
Zoro Select

3/4"-10 Steel Hot Dip Galvanized Finish Square Nut - Regular, 25 pk.

Zoro # G0301296
Mfr # SQNI2075G-025BX
product price: $18.15
/pk 25, $0.73/ea
Zoro Select 3/8"-16 Steel Zinc Plated Finish Machine Screw Square Nut, 1250 pk. SQMSNI20370-1250BX
Zoro Select

3/8"-16 Steel Zinc Plated Finish Machine Screw Square Nut, 1250 pk.

Zoro # G8301142
Mfr # SQMSNI20370-1250BX
product price: $85.29
/pk 1250, $0.07/ea
Zoro Select 1/2"-10 Brass Square Nut - Regular, 10 pk. SQNTBSL1210
Zoro Select

1/2"-10 Brass Square Nut - Regular, 10 pk.

Zoro # G5985411
Mfr # SQNTBSL1210
product price: $86.49
/pk 10, $8.65/ea
Sold in mult. of 2 for $172.98
Best Way Tools Best Way Tools Square 5/16 in. X 2-9/16 in. L Nut Driver Carbon Steel 50 pc 84021
Best Way Tools

Best Way Tools Square 5/16 in. X 2-9/16 in. L Nut Driver Carbon Steel 50 pc

Zoro # G405310183
Mfr # 84021
product price: $2.45
/ea
Sold in mult. of 50 for $122.50
Prime-Line Square Nuts, 5/16 in.-18, Zinc Plated Steel 25 Pack 9192638
Prime-Line

Square Nuts, 5/16 in.-18, Zinc Plated Steel 25 Pack

Zoro # G000934708
Mfr # 9192638
product price: $7.75
/pk 25, $0.31/ea
Sold in mult. of 2 for $15.50
Square Nuts (451 items) - Page 3
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About Square Nuts

Square Nuts are a type of fastener commonly used in industrial and construction applications. Square Nuts are typically threaded and designed to be secured to a bolt, threaded rod, or other fasteners to create a secure connection between two pieces of material.

Types of Square Nuts

Square Nuts come in several sizes and shapes including square nuts with flanges, and hexagonal square nuts. Depending on the application, certain types of Square Nuts may be more suitable than others due to their different dimensions, threading patterns, or material compositions.

How Square Nuts are Made

Square Nuts are typically manufactured from steel alloys that can withstand high levels of stress and strain while also being corrosion resistant. Depending on the application they may be heat treated for additional strength or plated with zinc for added protection against rust.

Industries that use Square Nuts

Square Nuts are often used in automotive repair shops when replacing brakes or shock absorbers. They're also frequently used by construction professionals when installing decking boards or railing systems. Finally, they’re commonly used by electricians when mounting electrical boxes onto walls using square threaded rods and nuts.

Find the Square Nuts You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of fasteners, along with other tools or supplies to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Hex NutsLock NutsFlange NutsWeld NutsGeneral Washers
Lock WashersMachine ScrewsHex Head Cap ScrewsFully-Threaded Rods & StudsHollow Wall Anchors
1 1/2 nuts1/4"-20 stainless steel1-1/4"-7 nut1/4-20 stainless steel nut1/4-20 square nut
10-32 square nut10-24 square nut1/2-13 square nut10-32 hex nuts1/2-13 hex nuts

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