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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 235

X1 Tools 5/8-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3032x400
X1 Tools

5/8-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G722867780
Mfr # X1E-FAS-NUT-LOC-3032x400
product price: 
$1,835.99
/pk 400, $4.59/ea
X1 Tools 1/2-13 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1944x15
X1 Tools

1/2-13 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G922845137
Mfr # X1E-FAS-NUT-LOC-1944x15
product price: 
$13.79
/pk 15, $0.92/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1256x6
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 6PK

Zoro # G022845662
Mfr # X1E-FAS-NUT-LOC-1256x6
product price: 
$250.99
/pk 6, $41.83/ea
X1 Tools 1/2-13 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2340x25
X1 Tools

1/2-13 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G922860178
Mfr # X1E-FAS-NUT-LOC-2340x25
product price: 
$53.65
/pk 25, $2.15/ea
X1 Tools 10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1924x1000
X1 Tools

10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G722850355
Mfr # X1E-FAS-NUT-LOC-1924x1000
product price: 
$108.99
/pk 1000, $0.11/ea
X1 Tools 3/4-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3034x400
X1 Tools

3/4-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G822854949
Mfr # X1E-FAS-NUT-LOC-3034x400
product price: 
$3,104.99
/pk 400, $7.76/ea
X1 Tools 5/16-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1934x100
X1 Tools

5/16-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK

Zoro # G222844823
Mfr # X1E-FAS-NUT-LOC-1934x100
product price: 
$21.79
/pk 100, $0.22/ea
X1 Tools 7/8-14 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3318x150
X1 Tools

7/8-14 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G822849259
Mfr # X1E-FAS-NUT-LOC-3318x150
product price: 
$1,878.99
/pk 150, $12.53/ea
X1 Tools 5/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2127x25
X1 Tools

5/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G422867400
Mfr # X1E-FAS-NUT-LOC-2127x25
product price: 
$16.69
/pk 25, $0.67/ea
X1 Tools 3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3922x200
X1 Tools

3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G522857004
Mfr # X1E-FAS-NUT-LOC-3922x200
product price: 
$249.99
/pk 200, $1.25/ea
X1 Tools 12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3424x50
X1 Tools

12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G322846246
Mfr # X1E-FAS-NUT-LOC-3424x50
product price: 
$13.69
/pk 50, $0.27/ea
X1 Tools 3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3922x12
X1 Tools

3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G722856913
Mfr # X1E-FAS-NUT-LOC-3922x12
product price: 
$20.49
/pk 12, $1.71/ea
X1 Tools 1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3738x100
X1 Tools

1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G322861089
Mfr # X1E-FAS-NUT-LOC-3738x100
product price: 
$196.99
/pk 100, $1.97/ea
X1 Tools 5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2137x50
X1 Tools

5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK

Zoro # G522853198
Mfr # X1E-FAS-NUT-LOC-2137x50
product price: 
$156.99
/pk 50, $3.14/ea
X1 Tools 5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1932x20
X1 Tools

5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G222854099
Mfr # X1E-FAS-NUT-LOC-1932x20
product price: 
$4.19
/pk 20, $0.21/ea
Sold in mult. of 3 for $12.57
X1 Tools 10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-2228x120
X1 Tools

10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK

Zoro # G122846194
Mfr # X1E-FAS-NUT-LOC-2228x120
product price: 
$119.99
/pk 120, $1.00/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3492x2
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G422855889
Mfr # X1E-FAS-NUT-LOC-3492x2
product price: 
$19.99
/pk 2, $10.00/ea
X1 Tools M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1982x150
X1 Tools

M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G222851623
Mfr # X1E-FAS-NUT-LOC-1982x150
product price: 
$107.99
/pk 150, $0.72/ea
X1 Tools 1-8 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2143x6
X1 Tools

1-8 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK

Zoro # G822867680
Mfr # X1E-FAS-NUT-LOC-2143x6
product price: 
$90.89
/pk 6, $15.15/ea
X1 Tools 1/2-13 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1944x400
X1 Tools

1/2-13 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK

Zoro # G122850979
Mfr # X1E-FAS-NUT-LOC-1944x400
product price: 
$256.99
/pk 400, $0.64/ea
X1 Tools 1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 120PK X1E-FAS-NUT-LOC-3828x120
X1 Tools

1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 120PK

Zoro # G022859690
Mfr # X1E-FAS-NUT-LOC-3828x120
product price: 
$321.99
/pk 120, $2.68/ea
X1 Tools 3/4-10 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3314x50
X1 Tools

3/4-10 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G422847488
Mfr # X1E-FAS-NUT-LOC-3314x50
product price: 
$457.99
/pk 50, $9.16/ea
X1 Tools 1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3820x20
X1 Tools

1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G022853520
Mfr # X1E-FAS-NUT-LOC-3820x20
product price: 
$20.79
/pk 20, $1.04/ea
X1 Tools 5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1236x150
X1 Tools

5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 150PK

Zoro # G622856471
Mfr # X1E-FAS-NUT-LOC-1236x150
product price: 
$432.99
/pk 150, $2.89/ea
X1 Tools 3/4-10 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3314x75
X1 Tools

3/4-10 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G022853636
Mfr # X1E-FAS-NUT-LOC-3314x75
product price: 
$681.99
/pk 75, $9.09/ea
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3726x75
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G422852376
Mfr # X1E-FAS-NUT-LOC-3726x75
product price: 
$36.39
/pk 75, $0.49/ea
X1 Tools 5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3230x4
X1 Tools

5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G622859403
Mfr # X1E-FAS-NUT-LOC-3230x4
product price: 
$23.19
/pk 4, $5.80/ea
X1 Tools 1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3010x12
X1 Tools

1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G122851921
Mfr # X1E-FAS-NUT-LOC-3010x12
product price: 
$3.69
/pk 12, $0.31/ea
Sold in mult. of 3 for $11.07
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 200, $0.86/ea
X1 Tools 4-40 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3810x12
X1 Tools

4-40 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G822846074
Mfr # X1E-FAS-NUT-LOC-3810x12
product price: 
$5.15
/pk 12, $0.43/ea
Sold in mult. of 2 for $10.30
X1 Tools 9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1948x200
X1 Tools

9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G222848838
Mfr # X1E-FAS-NUT-LOC-1948x200
product price: 
$180.99
/pk 200, $0.90/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1984x4
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G122862217
Mfr # X1E-FAS-NUT-LOC-1984x4
product price: 
$6.15
/pk 4, $1.54/ea
Sold in mult. of 2 for $12.30
X1 Tools 7/16-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1022x400
X1 Tools

7/16-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK

Zoro # G922846837
Mfr # X1E-FAS-NUT-LOC-1022x400
product price: 
$420.99
/pk 400, $1.05/ea
X1 Tools 1/4-20 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2125x500
X1 Tools

1/4-20 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G522866822
Mfr # X1E-FAS-NUT-LOC-2125x500
product price: 
$137.99
/pk 500, $0.28/ea
X1 Tools 7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3732x100
X1 Tools

7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G422854103
Mfr # X1E-FAS-NUT-LOC-3732x100
product price: 
$141.99
/pk 100, $1.42/ea
X1 Tools 5/16-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3432x12
X1 Tools

5/16-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G922858229
Mfr # X1E-FAS-NUT-LOC-3432x12
product price: 
$2.79
/pk 12, $0.23/ea
Sold in mult. of 4 for $11.16
Lock Nuts (10,000+ items) - Page 235
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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 NutsCap Nuts & Acorn NutsWing NutsGeneral Washers
Hex Head Cap ScrewsMachine ScrewsSocket Head Cap ScrewsLock WashersSelf-Tapping Screws
3/4 lock nuts1/4" locking nut10mm nuts1" lock nuts1/2" flange lock nut
nylon insert hex nutn-10 lock nut3/8-16 ss nuts1/4 npt locknuts4" lock nuts

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