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  7. Square Nuts

Square Nuts (442 items) - Page 3

Zoro Select 7/16"-14 Low Carbon Steel Plain Finish Square Nut - Regular, 100 pk. U11120.043.0001
Zoro Select

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

Zoro # G2530635
Mfr # U11120.043.0001
product price:  $51.19
/pk 100, $0.51/ea
Zoro Select 3/4-10 SQUARE NUT REGULAR GALVANIZED, PK100 75NQRG
Zoro Select

3/4-10 SQUARE NUT REGULAR GALVANIZED, PK100

Zoro # G2448413
Mfr # 75NQRG
product price:  $110.99
/pk 100, $1.11/ea
Zoro Select 5/8-11 SQUARE NUT REGULAR GALVANIZED, PK200 62NQRG
Zoro Select

5/8-11 SQUARE NUT REGULAR GALVANIZED, PK200

Zoro # G2448483
Mfr # 62NQRG
product price:  $143.99
/pk 200, $0.72/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:  $42.69
/pk 100, $0.43/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 1/4-20 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 3/4"-10 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 10 pk. U11140.075.0001
Zoro Select

3/4"-10 Low Carbon Steel Zinc Plated Finish Square Nut - Regular, 10 pk.

Zoro # G3429721
Mfr # U11140.075.0001
product price:  $8.29
/pk 10, $0.83/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 1/4-20 SQUARE MACHINE SCREW NUT STAINLESS STEEL, PK1500 14NQ188
Zoro Select

1/4-20 SQUARE MACHINE SCREW NUT STAINLESS STEEL, PK1500

Zoro # G2448151
Mfr # 14NQ188
product price:  $267.99
/pk 1500, $0.18/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 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 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 5/8"-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 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 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 1-1/2"-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 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 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 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 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 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
Newport Fasteners 10-32 Square Machine Screw Nuts/Steel/Zinc , 7000PK NB298240B-7000
Newport Fasteners

10-32 Square Machine Screw Nuts/Steel/Zinc , 7000PK

Zoro # G906368331
Mfr # NB298240B-7000
product price:  $295.99
/pk 7000, $0.04/ea
Newport Fasteners No. 10-24 Square Machine Screw Nuts/Steel/Zinc, 100PK 580467-PR-100
Newport Fasteners

No. 10-24 Square Machine Screw Nuts/Steel/Zinc, 100PK

Zoro # G806322532
Mfr # 580467-PR-100
product price:  $32.99
/pk 100, $0.33/ea
Huyett Square Nut 5/16x17/64 Steel Hot Dipped Galvanized NUTQ00-0312-02652G
Huyett

Square Nut 5/16x17/64 Steel Hot Dipped Galvanized

Zoro # G313331089
Mfr # NUTQ00-0312-02652G
product price:  $0.12
/ea
Sold in mult. of 141 for $16.92
Huyett Square Nut 7/16x3/8 Steel Zinc Clear Trivalent NUTQ00-0437-037523
Huyett

Square Nut 7/16x3/8 Steel Zinc Clear Trivalent

Zoro # G913331311
Mfr # NUTQ00-0437-037523
product price:  $0.25
/ea
Sold in mult. of 65 for $16.25
Huyett Square Nut 5/8x35/64 Steel Zinc Clear Trivalent NUTQ00-0625-054623
Huyett

Square Nut 5/8x35/64 Steel Zinc Clear Trivalent

Zoro # G313331027
Mfr # NUTQ00-0625-054623
product price:  $0.50
/ea
Sold in mult. of 35 for $17.50
Newport Fasteners 1/4-20 Regular Square Nuts/Grade 2/Hot Dip Galvanized , 5000PK NB238028B-5000
Newport Fasteners

1/4-20 Regular Square Nuts/Grade 2/Hot Dip Galvanized , 5000PK

Zoro # G906368362
Mfr # NB238028B-5000
product price:  $429.99
/pk 5000, $0.09/ea
Huyett Square Nut 1/2x7/16 Steel Zinc Clear Trivalent NUTQ00-0500-043723
Huyett

Square Nut 1/2x7/16 Steel Zinc Clear Trivalent

Zoro # G613331031
Mfr # NUTQ00-0500-043723
product price:  $0.28
/ea
Sold in mult. of 57 for $15.96
Huyett Square Nut 3/8x21/64 Steel Zinc Clear Trivalent NUTQ00-0375-032823
Huyett

Square Nut 3/8x21/64 Steel Zinc Clear Trivalent

Zoro # G513331179
Mfr # NUTQ00-0375-032823
product price:  $0.10
/ea
Sold in mult. of 188 for $18.80
Huyett Square Nut 3/4x21/32 Steel Plain NUTQ00-0750-06562P
Huyett

Square Nut 3/4x21/32 Steel Plain

Zoro # G013330795
Mfr # NUTQ00-0750-06562P
product price:  $0.73
/ea
Sold in mult. of 24 for $17.52
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
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:  $294.99
/pk 125, $2.36/ea
Newport Fasteners 1/4-20 Regular Square Nuts/Grade 2/Hot Dip Galvanized , 250PK NB238028P-250
Newport Fasteners

1/4-20 Regular Square Nuts/Grade 2/Hot Dip Galvanized , 250PK

Zoro # G006368248
Mfr # NB238028P-250
product price:  $69.29
/pk 250, $0.28/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 1/2"-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
Square Nuts (442 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 NutsSpring Nuts & Cage NutsPanel NutsGeneral Washers
Hex Head Cap ScrewsMachine ScrewsLock WashersFully-Threaded Rods & StudsHollow Wall Anchors
3/8 galvanized nut1/2-13 hex nuts1/4-20 square nut5/8-11 hex nuts1/4-20 stainless steel nut
fine thread nutssquare nut3/8-16 stainless nut1/4-20 stainless steel nutsvinyl ester resin

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