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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 191

X1 Tools 10-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2121x2
X1 Tools

10-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G422855681
Mfr # X1E-FAS-NUT-LOC-2121x2
product price: 
$0.93
/pk of 2, $0.47/ea
Sold in mult. of 10 pks for $9.30
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3758x250
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G722852953
Mfr # X1E-FAS-NUT-LOC-3758x250
product price: 
$9,360.99
/pk of 250, $37.44/ea
X1 Tools 3/4-10 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1624x1
X1 Tools

3/4-10 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G622846496
Mfr # X1E-FAS-NUT-LOC-1624x1
product price: 
$2.59
/ea
Sold in mult. of 4 for $10.36
X1 Tools 5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2328x1000
X1 Tools

5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G222847183
Mfr # X1E-FAS-NUT-LOC-2328x1000
product price: 
$443.99
/pk of 1000, $0.44/ea
X1 Tools 9/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3740x100
X1 Tools

9/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G122861029
Mfr # X1E-FAS-NUT-LOC-3740x100
product price: 
$4,987.99
/pk of 100, $49.88/ea
X1 Tools 7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3438x6
X1 Tools

7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G122846736
Mfr # X1E-FAS-NUT-LOC-3438x6
product price: 
$2.15
/pk of 6, $0.36/ea
Sold in mult. of 5 pks for $10.75
X1 Tools 3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1958x150
X1 Tools

3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G722852816
Mfr # X1E-FAS-NUT-LOC-1958x150
product price: 
$239.99
/pk of 150, $1.60/ea
X1 Tools 7/16-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3022x200
X1 Tools

7/16-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G722855244
Mfr # X1E-FAS-NUT-LOC-3022x200
product price: 
$172.99
/pk of 200, $0.86/ea
X1 Tools 5/8-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3744x50
X1 Tools

5/8-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G522862114
Mfr # X1E-FAS-NUT-LOC-3744x50
product price: 
$349.99
/pk of 50, $7.00/ea
X1 Tools 2-56 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3410x25
X1 Tools

2-56 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G622863073
Mfr # X1E-FAS-NUT-LOC-3410x25
product price: 
$16.79
/pk of 25, $0.67/ea
X1 Tools 3/8-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1018x20
X1 Tools

3/8-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK

Zoro # G922844208
Mfr # X1E-FAS-NUT-LOC-1018x20
product price: 
$18.89
/pk of 20, $0.94/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3618x12
X1 Tools

1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G022855036
Mfr # X1E-FAS-NUT-LOC-3618x12
product price: 
$53.29
/pk of 12, $4.44/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3620x400
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G222849828
Mfr # X1E-FAS-NUT-LOC-3620x400
product price: 
$1,600.99
/pk of 400, $4.00/ea
X1 Tools 7/8-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3234x15
X1 Tools

7/8-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G922848756
Mfr # X1E-FAS-NUT-LOC-3234x15
product price: 
$176.99
/pk of 15, $11.80/ea
X1 Tools 2-56 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1910x10
X1 Tools

2-56 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G622863172
Mfr # X1E-FAS-NUT-LOC-1910x10
product price: 
$1.85
/pk of 10, $0.19/ea
Sold in mult. of 5 pks for $9.25
X1 Tools 1/4-28 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1012x500
X1 Tools

1/4-28 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 500PK

Zoro # G522844523
Mfr # X1E-FAS-NUT-LOC-1012x500
product price: 
$234.99
/pk of 500, $0.47/ea
X1 Tools 1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3240x4
X1 Tools

1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G122852225
Mfr # X1E-FAS-NUT-LOC-3240x4
product price: 
$177.99
/pk of 4, $44.50/ea
X1 Tools 10-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3616x6
X1 Tools

10-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G722849014
Mfr # X1E-FAS-NUT-LOC-3616x6
product price: 
$31.39
/pk of 6, $5.23/ea
X1 Tools 9/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2136x4
X1 Tools

9/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G222846506
Mfr # X1E-FAS-NUT-LOC-2136x4
product price: 
$26.25
/pk of 4, $6.56/ea
X1 Tools 1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3444x25
X1 Tools

1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G222867228
Mfr # X1E-FAS-NUT-LOC-3444x25
product price: 
$14.69
/pk of 25, $0.59/ea
X1 Tools 7/16-14 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2336x10
X1 Tools

7/16-14 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G522864033
Mfr # X1E-FAS-NUT-LOC-2336x10
product price: 
$18.49
/pk of 10, $1.85/ea
X1 Tools 5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2328x4
X1 Tools

5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G022863000
Mfr # X1E-FAS-NUT-LOC-2328x4
product price: 
$2.89
/pk of 4, $0.72/ea
Sold in mult. of 4 pks for $11.56
X1 Tools 3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2242x4
X1 Tools

3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G222867068
Mfr # X1E-FAS-NUT-LOC-2242x4
product price: 
$17.19
/pk of 4, $4.30/ea
X1 Tools 1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3040x250
X1 Tools

1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G222861745
Mfr # X1E-FAS-NUT-LOC-3040x250
product price: 
$7,346.99
/pk of 250, $29.39/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2022x4
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 4PK

Zoro # G322845362
Mfr # X1E-FAS-NUT-LOC-2022x4
product price: 
$22.89
/pk of 4, $5.72/ea
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2352x2
X1 Tools

3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G122858845
Mfr # X1E-FAS-NUT-LOC-2352x2
product price: 
$15.89
/pk of 2, $7.95/ea
X1 Tools 5/16-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3432x1000
X1 Tools

5/16-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G822864740
Mfr # X1E-FAS-NUT-LOC-3432x1000
product price: 
$156.99
/pk of 1000, $0.16/ea
X1 Tools 1-8 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1964x1000
X1 Tools

1-8 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G722863829
Mfr # X1E-FAS-NUT-LOC-1964x1000
product price: 
$7,719.99
/pk of 1000, $7.72/ea
X1 Tools 1 1/4-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1970x250
X1 Tools

1 1/4-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G922850674
Mfr # X1E-FAS-NUT-LOC-1970x250
product price: 
$5,809.99
/pk of 250, $23.24/ea
X1 Tools M24 x 3 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3498x25
X1 Tools

M24 x 3 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G322863298
Mfr # X1E-FAS-NUT-LOC-3498x25
product price: 
$699.99
/pk of 25, $28.00/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3618x15
X1 Tools

1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G622852886
Mfr # X1E-FAS-NUT-LOC-3618x15
product price: 
$64.59
/pk of 15, $4.31/ea
X1 Tools 1/2-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1946x50
X1 Tools

1/2-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G722864246
Mfr # X1E-FAS-NUT-LOC-1946x50
product price: 
$38.89
/pk of 50, $0.78/ea
Newport Fasteners Nylon Insert Lock Nut, M10-1.50, Steel, Class 8, Zinc Plated, 2500 PK 787117-BR-2500
Newport Fasteners

Nylon Insert Lock Nut, M10-1.50, Steel, Class 8, Zinc Plated, 2500 PK

Zoro # G306331591
Mfr # 787117-BR-2500
product price: 
$629.99
/pk of 2500, $0.25/ea
X1 Tools 3/8-16 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3824x4
X1 Tools

3/8-16 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G422851584
Mfr # X1E-FAS-NUT-LOC-3824x4
product price: 
$9.89
/pk of 4, $2.47/ea
Sold in mult. of 2 pks for $19.78
X1 Tools 8-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3418x2
X1 Tools

8-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G822850392
Mfr # X1E-FAS-NUT-LOC-3418x2
product price: 
$0.68
/pk of 2, $0.34/ea
Sold in mult. of 14 pks for $9.52
X1 Tools M20 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1990x1000
X1 Tools

M20 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G022867060
Mfr # X1E-FAS-NUT-LOC-1990x1000
product price: 
$4,226.99
/pk of 1000, $4.23/ea
Lock Nuts (10,000+ items) - Page 191
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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
3/8-16 ss nuts1/2" flange lock nut2 inch locknutnylon insert hex nut5/16-18 nylon locking nut
1/4 npt locknuts4" lock nuts1" lock nuts1/4" locking nut3/4 lock nuts

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