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  7. Square Nuts

Square Nuts (442 items) - Page 8

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 3/8"-16 Steel Zinc Plated Finish Square Nut - Regular, 100 pk. SQNI20370-100BX
Zoro Select

3/8"-16 Steel Zinc Plated Finish Square Nut - Regular, 100 pk.

Zoro # G2534585
Mfr # SQNI20370-100BX
product price:  $22.49
/pk 100, $0.22/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 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 1/2"-13 Low Carbon Steel Plain Finish Square Nut - Heavy, 25 pk. U11121.050.0001
Zoro Select

1/2"-13 Low Carbon Steel Plain Finish Square Nut - Heavy, 25 pk.

Zoro # G3429399
Mfr # U11121.050.0001
product price:  $22.79
/pk 25, $0.91/ea
Zoro Select 1"-8 Carbon Steel Plain Finish Square Nut - Heavy U11122.100.0001
Zoro Select

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

Zoro # G3429365
Mfr # U11122.100.0001
product price:  $8.79
/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 1/2"-13 Carbon Steel Plain Finish Square Nut - Heavy, 25 pk. U11122.050.0001
Zoro Select

1/2"-13 Carbon Steel Plain Finish Square Nut - Heavy, 25 pk.

Zoro # G3429380
Mfr # U11122.050.0001
product price:  $59.59
/pk 25, $2.38/ea
Zoro Select 7/8"-9 Low Carbon Steel Plain Finish Square Nut - Regular, 5 pk. U11120.087.0001
Zoro Select

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

Zoro # G3429581
Mfr # U11120.087.0001
product price:  $8.55
/pk 5, $1.71/ea
Zoro Select No 4-40 Stainless Steel Plain Finish Square Nut - Regular, 50 PK U51096.011.0001
Zoro Select

No 4-40 Stainless Steel Plain Finish Square Nut - Regular, 50 PK

Zoro # G3429539
Mfr # U51096.011.0001
product price:  $8.79
/pk 50, $0.18/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:  $19.15
/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 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:  $8.39
/pk 100, $0.08/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
Oxoxo 7/8-9 Regular Square Nut Hot Dipped Galvanized, 50PK 420750
Oxoxo

7/8-9 Regular Square Nut Hot Dipped Galvanized, 50PK

Zoro # G422677054
Mfr # 420750
product price:  $122.99
/pk 50, $2.46/ea
No Product Image Available
Zoro Select

18-8ss Square Nut Full, Plain, PK5

Zoro # G522657482
Mfr # 1-QFN-62C
product price:  $12.99
/pk 5, $2.60/ea
No Product Image Available
Zoro Select

316 Square Nuts, Plain, PK25

Zoro # G122658162
Mfr # 32-SQ-31C
product price:  $10.79
/pk 25, $0.43/ea
Oxoxo 1-8 Regular Square Nut Zinc, 50PK 137270
Oxoxo

1-8 Regular Square Nut Zinc, 50PK

Zoro # G322671879
Mfr # 137270
product price:  $171.99
/pk 50, $3.44/ea
Boltsandnuts.Com 1750 Pieces #10-24 Steel Square Nuts Zinc Clear, 1750PK 10CSQN2Z-1750
Boltsandnuts.Com

1750 Pieces #10-24 Steel Square Nuts Zinc Clear, 1750PK

Zoro # G714432866
Mfr # 10CSQN2Z-1750
product price:  $106.99
/pk 1750, $0.06/ea
Boltsandnuts.Com 2000 Pieces 1/4in-20 18-8 Stainless Steel Square Nuts, 2000PK 25CSQNSS-2000
Boltsandnuts.Com

2000 Pieces 1/4in-20 18-8 Stainless Steel Square Nuts, 2000PK

Zoro # G914450196
Mfr # 25CSQNSS-2000
product price:  $433.99
/pk 2000, $0.22/ea
Boltsandnuts.Com 50 Pieces 1/4in-20 18-8 Stainless Steel Square Nuts, 50PK 25CSQNSS-50
Boltsandnuts.Com

50 Pieces 1/4in-20 18-8 Stainless Steel Square Nuts, 50PK

Zoro # G814450173
Mfr # 25CSQNSS-50
product price:  $26.25
/pk 50, $0.53/ea
No Product Image Available
Zoro Select

Metric Square Nuts A-2, Plain, PK100

Zoro # G422656578
Mfr # 1-MSQ-6
product price:  $15.59
/pk 100, $0.16/ea
Boltsandnuts.Com 400 Pieces 3/8in-16 18-8 Stainless Steel Square Nuts, 400PK 37CSQNSS-400
Boltsandnuts.Com

400 Pieces 3/8in-16 18-8 Stainless Steel Square Nuts, 400PK

Zoro # G614461454
Mfr # 37CSQNSS-400
product price:  $311.99
/pk 400, $0.78/ea
Oxoxo 1/4-20 Regular Square Nut Zinc, 2000PK 170323
Oxoxo

1/4-20 Regular Square Nut Zinc, 2000PK

Zoro # G322676058
Mfr # 170323
product price:  $183.99
/pk 2000, $0.09/ea
Boltsandnuts.Com 50 Pieces 7/8in-9 Steel Square Nuts Zinc Clear, 50PK 87CSQN2Z-50
Boltsandnuts.Com

50 Pieces 7/8in-9 Steel Square Nuts Zinc Clear, 50PK

Zoro # G614466633
Mfr # 87CSQN2Z-50
product price:  $140.99
/pk 50, $2.82/ea
Oxoxo 1 1/8-7 Regular Square Nut Zinc, 30PK 152118
Oxoxo

1 1/8-7 Regular Square Nut Zinc, 30PK

Zoro # G022664843
Mfr # 152118
product price:  $75.89
/pk 30, $2.53/ea
Boltsandnuts.Com 750 Pieces 1/2in-13 Steel Square Nuts Galvanized, 750PK 50CSQN2G-750
Boltsandnuts.Com

750 Pieces 1/2in-13 Steel Square Nuts Galvanized, 750PK

Zoro # G614461706
Mfr # 50CSQN2G-750
product price:  $378.99
/pk 750, $0.51/ea
No Product Image Available
Zoro Select

18-8ss Square Nut Full, Stainless Steel

Zoro # G822656574
Mfr # 1-QFN-100C
product price:  $37.29
/ea
No Product Image Available
Zoro Select

Metric Square Nuts A-2, Plain, PK25

Zoro # G022656589
Mfr # 1-MSQ-10
product price:  $13.19
/pk 25, $0.53/ea
Zoro Select 1/4-20 Square Nut Regular Grd 5 Zinc, 4000Pk 14NQR5
Zoro Select

1/4-20 Square Nut Regular Grd 5 Zinc, 4000Pk

Zoro # G215622902
Mfr # 14NQR5
product price:  $321.99
/pk 4000, $0.08/ea
No Product Image Available
Zoro Select

18-8ss Square Nut Full, Plain, PK2

Zoro # G422656943
Mfr # 1-QFN-75C
product price:  $7.89
/pk 2, $3.95/ea
Sold in mult. of 2 for $15.78
Oxoxo 3/4-10 Heavy Square Nut Plain, 100PK 420678
Oxoxo

3/4-10 Heavy Square Nut Plain, 100PK

Zoro # G122664231
Mfr # 420678
product price:  $287.99
/pk 100, $2.88/ea
No Product Image Available
Zoro Select

Metric Square Nuts A-2, Plain, PK100

Zoro # G822657816
Mfr # 1-MSQ-4
product price:  $9.59
/pk 100, $0.10/ea
Oxoxo 1/2-13 Regular Square Nut Grade 5 Plain, 500PK 629529
Oxoxo

1/2-13 Regular Square Nut Grade 5 Plain, 500PK

Zoro # G022692709
Mfr # 629529
product price:  $173.99
/pk 500, $0.35/ea
Oxoxo 3/4-10 Regular Square Nut Zinc, 100PK 213682
Oxoxo

3/4-10 Regular Square Nut Zinc, 100PK

Zoro # G222672655
Mfr # 213682
product price:  $128.99
/pk 100, $1.29/ea
Boltsandnuts.Com 16 Pieces 3/4in-10 Steel Square Nuts Zinc Clear, 16PK 75CSQN2Z-16
Boltsandnuts.Com

16 Pieces 3/4in-10 Steel Square Nuts Zinc Clear, 16PK

Zoro # G214466040
Mfr # 75CSQN2Z-16
product price:  $33.89
/pk 16, $2.12/ea
Square Nuts (442 items) - Page 8
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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 NutsSpring Nuts & Cage NutsWing NutsGeneral Washers
Hex Head Cap ScrewsMachine ScrewsLock WashersFully-Threaded Rods & StudsExternal Retaining Rings
1/4-20 stainless steel nuts3/8 galvanized nut1/2-13 square nut1/4-20 stainless steel nutvinyl ester resin
1/2 square nut5/8-11 hex nutsfine thread nutssquare nut1/4-20 square nut

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