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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 145

X1 Tools 7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1024x25
X1 Tools

7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK

Zoro # G722847324
Mfr # X1E-FAS-NUT-LOC-1024x25
product price:  $33.75
/pk 25, $1.35/ea
X1 Tools M12 x 1.75 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3488x250
X1 Tools

M12 x 1.75 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G022866124
Mfr # X1E-FAS-NUT-LOC-3488x250
product price:  $649.99
/pk 250, $2.60/ea
X1 Tools 1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2326x25
X1 Tools

1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G422855018
Mfr # X1E-FAS-NUT-LOC-2326x25
product price:  $15.39
/pk 25, $0.62/ea
X1 Tools M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1982x20
X1 Tools

M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G822855151
Mfr # X1E-FAS-NUT-LOC-1982x20
product price:  $18.69
/pk 20, $0.93/ea
Oxoxo 3/4-10 Serrated Flange Hex Lock Nuts Grade 5 Zinc, 100PK 633233
Oxoxo

3/4-10 Serrated Flange Hex Lock Nuts Grade 5 Zinc, 100PK

Zoro # G622686665
Mfr # 633233
product price:  $73.49
/pk 100, $0.73/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 1/8", PK25

Zoro # G922962292
Mfr # FLHNI025CAD-025P
product price:  $15.89
/pk 25, $0.64/ea
X1 Tools 1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1026x4
X1 Tools

1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK

Zoro # G122844657
Mfr # X1E-FAS-NUT-LOC-1026x4
product price:  $11.85
/pk 4, $2.96/ea
Newport Fasteners Serrated Lock Nut, 7/16"-20, Steel, Zinc Plated, 100 PK 321023-PR-100
Newport Fasteners

Serrated Lock Nut, 7/16"-20, Steel, Zinc Plated, 100 PK

Zoro # G906308887
Mfr # 321023-PR-100
product price:  $79.65
/pk 100, $0.80/ea
X1 Tools 3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1020x8
X1 Tools

3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 8PK

Zoro # G522844349
Mfr # X1E-FAS-NUT-LOC-1020x8
product price:  $10.95
/pk 8, $1.37/ea
X1 Tools 3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3020x8
X1 Tools

3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G122857800
Mfr # X1E-FAS-NUT-LOC-3020x8
product price:  $9.85
/pk 8, $1.23/ea
X1 Tools 5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3312x250
X1 Tools

5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G522856519
Mfr # X1E-FAS-NUT-LOC-3312x250
product price:  $2,032.99
/pk 250, $8.13/ea
Oxoxo 7/8-9 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 30PK 278087
Oxoxo

7/8-9 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 30PK

Zoro # G822684720
Mfr # 278087
product price:  $92.55
/pk 30, $3.09/ea
X1 Tools 5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2236x400
X1 Tools

5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G122862637
Mfr # X1E-FAS-NUT-LOC-2236x400
product price:  $272.99
/pk 400, $0.68/ea
X1 Tools 10-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3420x100
X1 Tools

10-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G722862273
Mfr # X1E-FAS-NUT-LOC-3420x100
product price:  $17.79
/pk 100, $0.18/ea
X1 Tools 1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3760x2
X1 Tools

1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G322849278
Mfr # X1E-FAS-NUT-LOC-3760x2
product price:  $99.15
/pk 2, $49.58/ea
X1 Tools 5/16-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3014x75
X1 Tools

5/16-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G622856822
Mfr # X1E-FAS-NUT-LOC-3014x75
product price:  $33.15
/pk 75, $0.44/ea
X1 Tools 12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1926x10
X1 Tools

12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G022865219
Mfr # X1E-FAS-NUT-LOC-1926x10
product price:  $2.25
/pk 10, $0.23/ea
X1 Tools M12 x 1.75 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3488x8
X1 Tools

M12 x 1.75 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G122866284
Mfr # X1E-FAS-NUT-LOC-3488x8
product price:  $28.45
/pk 8, $3.56/ea
X1 Tools 10-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1922x4
X1 Tools

10-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G322853848
Mfr # X1E-FAS-NUT-LOC-1922x4
product price:  $0.99
/pk 4, $0.25/ea
X1 Tools 5/8-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3032x2
X1 Tools

5/8-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G622856907
Mfr # X1E-FAS-NUT-LOC-3032x2
product price:  $13.99
/pk 2, $7.00/ea
X1 Tools 1/2-13 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3442x20
X1 Tools

1/2-13 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G922852050
Mfr # X1E-FAS-NUT-LOC-3442x20
product price:  $12.85
/pk 20, $0.64/ea
X1 Tools 5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1214x4
X1 Tools

5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK

Zoro # G122845258
Mfr # X1E-FAS-NUT-LOC-1214x4
product price:  $3.65
/pk 4, $0.91/ea
X1 Tools 10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3818x4
X1 Tools

10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G722845047
Mfr # X1E-FAS-NUT-LOC-3818x4
product price:  $3.25
/pk 4, $0.81/ea
X1 Tools 10-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3422x150
X1 Tools

10-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G522864149
Mfr # X1E-FAS-NUT-LOC-3422x150
product price:  $17.79
/pk 150, $0.12/ea
X1 Tools 7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1024x75
X1 Tools

7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 75PK

Zoro # G622848407
Mfr # X1E-FAS-NUT-LOC-1024x75
product price:  $91.49
/pk 75, $1.22/ea
X1 Tools 4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2114x150
X1 Tools

4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G122866208
Mfr # X1E-FAS-NUT-LOC-2114x150
product price:  $21.79
/pk 150, $0.15/ea
X1 Tools 1/4-28 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3722x75
X1 Tools

1/4-28 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G422862214
Mfr # X1E-FAS-NUT-LOC-3722x75
product price:  $27.89
/pk 75, $0.37/ea
X1 Tools 5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3450x20
X1 Tools

5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G422866359
Mfr # X1E-FAS-NUT-LOC-3450x20
product price:  $20.99
/pk 20, $1.05/ea
Newport Fasteners Nylon Insert Lock Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, 2500 PK 237998-BR-2500
Newport Fasteners

Nylon Insert Lock Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, 2500 PK

Zoro # G006327535
Mfr # 237998-BR-2500
product price:  $1,514.99
/pk 2500, $0.61/ea
X1 Tools 1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2250x200
X1 Tools

1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G522845148
Mfr # X1E-FAS-NUT-LOC-2250x200
product price:  $1,151.99
/pk 200, $5.76/ea
Oxoxo 1/2-13 Non Serrated Regular Flange Center Locknut Grade F Zinc, 750PK 522334
Oxoxo

1/2-13 Non Serrated Regular Flange Center Locknut Grade F Zinc, 750PK

Zoro # G522695767
Mfr # 522334
product price:  $413.99
/pk 750, $0.55/ea
X1 Tools 5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2137x10
X1 Tools

5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G822845534
Mfr # X1E-FAS-NUT-LOC-2137x10
product price:  $36.99
/pk 10, $3.70/ea
X1 Tools 12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3424x150
X1 Tools

12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G622861673
Mfr # X1E-FAS-NUT-LOC-3424x150
product price:  $30.69
/pk 150, $0.20/ea
X1 Tools M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3482x15
X1 Tools

M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G922847834
Mfr # X1E-FAS-NUT-LOC-3482x15
product price:  $35.35
/pk 15, $2.36/ea
X1 Tools 3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1020x50
X1 Tools

3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK

Zoro # G922844628
Mfr # X1E-FAS-NUT-LOC-1020x50
product price:  $38.99
/pk 50, $0.78/ea
X1 Tools 1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3830x2
X1 Tools

1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G822853362
Mfr # X1E-FAS-NUT-LOC-3830x2
product price:  $11.95
/pk 2, $5.98/ea
Lock Nuts (10,000+ items) - Page 145
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About Lock Nuts

Lock Nuts are a type of fastener that is designed to prevent a nut from coming loose when it is secured with a bolt. They are usually threaded and tightened onto the bolt to create a secure connection, which helps keep the nuts from vibrating off. Lock Nuts come in many different varieties and can be used in any number of applications.

Types of Lock Nuts

The most common types of lock nuts are nylock flange nuts, stainless steel lock nuts, and steel lock nuts. Depending on the application they will be used for, they can vary in size, shape, threading type, material composition or even locking mechanism.

How Lock Nuts are Made

Lock Nuts are typically made using either metal or plastic components and have threads cut into them so that they can be screwed onto bolts. They also often include an additional locking element such as an O-ring or nylon insert to help prevent loosening due to vibration or shock.

Industries that use Lock Nuts

Lock Nuts are commonly used in industries such as automotive repair, manufacturing, construction and plumbing. Professionals who work in these fields rely on these fasteners to securely hold parts together during assembly processes and repairs.

Find the Lock 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 NutsFlange NutsCoupling NutsCap Nuts & Acorn NutsGeneral Washers
Hex Head Cap ScrewsSocket Head Cap ScrewsMachine ScrewsLock WashersSelf-Tapping Screws
n-10 lock nutnylon-insert locknutslock nut 5/16-183/8-16 nuts stainless steellock nut nylon insert
1/4-20 stainless steel nutserrated flange lock nut3/8" flange nutsflanged locknut2 inch locknut

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