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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 57

X1 Tools M2 x 0.4 mm Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-2256x120
X1 Tools

M2 x 0.4 mm Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK

Zoro # G522848699
Mfr # X1E-FAS-NUT-LOC-2256x120
product price: 
$396.99
/pk 120, $3.31/ea
X1 Tools 7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1942x200
X1 Tools

7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G122856605
Mfr # X1E-FAS-NUT-LOC-1942x200
product price: 
$70.79
/pk 200, $0.35/ea
X1 Tools M8 x 1 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1116x6
X1 Tools

M8 x 1 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G522847647
Mfr # X1E-FAS-NUT-LOC-1116x6
product price: 
$20.29
/pk 6, $3.38/ea
X1 Tools 1 1/2-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1262x250
X1 Tools

1 1/2-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 250PK

Zoro # G222848401
Mfr # X1E-FAS-NUT-LOC-1262x250
product price: 
$16,477.99
/pk 250, $65.91/ea
X1 Tools M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3482x10
X1 Tools

M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G322845546
Mfr # X1E-FAS-NUT-LOC-3482x10
product price: 
$25.95
/pk 10, $2.59/ea
X1 Tools M18 x 2.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1654x1
X1 Tools

M18 x 2.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G922854382
Mfr # X1E-FAS-NUT-LOC-1654x1
product price: 
$5.55
/ea
Sold in mult. of 2 for $11.10
X1 Tools M4 x 0.7 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1110x20
X1 Tools

M4 x 0.7 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G822846807
Mfr # X1E-FAS-NUT-LOC-1110x20
product price: 
$9.49
/pk 20, $0.47/ea
Sold in mult. of 2 for $18.98
X1 Tools 10-32 Hi Performance Brass Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2718x15
X1 Tools

10-32 Hi Performance Brass Nylon-Insert Locknuts, 15PK

Zoro # G022859089
Mfr # X1E-FAS-NUT-LOC-2718x15
product price: 
$16.69
/pk 15, $1.11/ea
X1 Tools 1/2-13 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1726x50
X1 Tools

1/2-13 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK

Zoro # G722851765
Mfr # X1E-FAS-NUT-LOC-1726x50
product price: 
$49.75
/pk 50, $1.00/ea
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3934x75
X1 Tools

3/4-10 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G822865341
Mfr # X1E-FAS-NUT-LOC-3934x75
product price: 
$2,130.99
/pk 75, $28.41/ea
X1 Tools 1 1/2-6 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1462x10
X1 Tools

1 1/2-6 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 10PK

Zoro # G822845046
Mfr # X1E-FAS-NUT-LOC-1462x10
product price: 
$469.99
/pk 10, $47.00/ea
X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3912x25
X1 Tools

10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G322845881
Mfr # X1E-FAS-NUT-LOC-3912x25
product price: 
$25.15
/pk 25, $1.01/ea
X1 Tools 5/8-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2350x4
X1 Tools

5/8-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G722860002
Mfr # X1E-FAS-NUT-LOC-2350x4
product price: 
$31.55
/pk 4, $7.89/ea
X1 Tools 4-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3412x15
X1 Tools

4-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G722858740
Mfr # X1E-FAS-NUT-LOC-3412x15
product price: 
$4.29
/pk 15, $0.29/ea
Sold in mult. of 3 for $12.87
X1 Tools M4 x 0.7 mm UHP Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1310x4
X1 Tools

M4 x 0.7 mm UHP Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 4PK

Zoro # G822847361
Mfr # X1E-FAS-NUT-LOC-1310x4
product price: 
$25.49
/pk 4, $6.37/ea
X1 Tools 4-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1914x1000
X1 Tools

4-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G722863270
Mfr # X1E-FAS-NUT-LOC-1914x1000
product price: 
$91.49
/pk 1000, $0.09/ea
X1 Tools M20 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1990x1
X1 Tools

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

Zoro # G022864151
Mfr # X1E-FAS-NUT-LOC-1990x1
product price: 
$3.99
/ea
Sold in mult. of 3 for $11.97
X1 Tools 7/16-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1940x10
X1 Tools

7/16-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G322845058
Mfr # X1E-FAS-NUT-LOC-1940x10
product price: 
$4.15
/pk 10, $0.42/ea
Sold in mult. of 3 for $12.45
X1 Tools 1/2-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1028x50
X1 Tools

1/2-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK

Zoro # G622845932
Mfr # X1E-FAS-NUT-LOC-1028x50
product price: 
$82.85
/pk 50, $1.66/ea
X1 Tools 6-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2118x1000
X1 Tools

6-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G722867766
Mfr # X1E-FAS-NUT-LOC-2118x1000
product price: 
$194.99
/pk 1000, $0.19/ea
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2024x500
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK

Zoro # G922852708
Mfr # X1E-FAS-NUT-LOC-2024x500
product price: 
$2,710.99
/pk 500, $5.42/ea
X1 Tools 7/16-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1022x10
X1 Tools

7/16-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 10PK

Zoro # G222844229
Mfr # X1E-FAS-NUT-LOC-1022x10
product price: 
$16.49
/pk 10, $1.65/ea
X1 Tools M20 x 2.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1657x75
X1 Tools

M20 x 2.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G222852316
Mfr # X1E-FAS-NUT-LOC-1657x75
product price: 
$357.99
/pk 75, $4.77/ea
X1 Tools 5/8-11 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1434x10
X1 Tools

5/8-11 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 10PK

Zoro # G722851185
Mfr # X1E-FAS-NUT-LOC-1434x10
product price: 
$29.15
/pk 10, $2.92/ea
X1 Tools 1 1/2-6 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1258x10
X1 Tools

1 1/2-6 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 10PK

Zoro # G522845377
Mfr # X1E-FAS-NUT-LOC-1258x10
product price: 
$561.99
/pk 10, $56.20/ea
X1 Tools 1/2-13 Lightweight 6061 Aluminum Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2622x400
X1 Tools

1/2-13 Lightweight 6061 Aluminum Nylon-Insert Locknuts, 400PK

Zoro # G922855600
Mfr # X1E-FAS-NUT-LOC-2622x400
product price: 
$712.99
/pk 400, $1.78/ea
X1 Tools 9/16-12 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1730x1
X1 Tools

9/16-12 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts

Zoro # G322852254
Mfr # X1E-FAS-NUT-LOC-1730x1
product price: 
$2.49
/ea
Sold in mult. of 4 for $9.96
X1 Tools 7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3732x400
X1 Tools

7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G922860802
Mfr # X1E-FAS-NUT-LOC-3732x400
product price: 
$513.99
/pk 400, $1.28/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1936x400
X1 Tools

3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK

Zoro # G922867320
Mfr # X1E-FAS-NUT-LOC-1936x400
product price: 
$96.45
/pk 400, $0.24/ea
X1 Tools 7/16-20 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2132x400
X1 Tools

7/16-20 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G022850857
Mfr # X1E-FAS-NUT-LOC-2132x400
product price: 
$381.99
/pk 400, $0.95/ea
X1 Tools 1/2-20 UHP Zinc-Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3112x400
X1 Tools

1/2-20 UHP Zinc-Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G922848329
Mfr # X1E-FAS-NUT-LOC-3112x400
product price: 
$1,534.99
/pk 400, $3.84/ea
X1 Tools 1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1212x50
X1 Tools

1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK

Zoro # G822846142
Mfr # X1E-FAS-NUT-LOC-1212x50
product price: 
$29.49
/pk 50, $0.59/ea
X1 Tools M5 x 0.8 mm UHP Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1312x500
X1 Tools

M5 x 0.8 mm UHP Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK

Zoro # G022849103
Mfr # X1E-FAS-NUT-LOC-1312x500
product price: 
$2,258.99
/pk 500, $4.52/ea
X1 Tools 1 1/4-12 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3762x120
X1 Tools

1 1/4-12 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G722857415
Mfr # X1E-FAS-NUT-LOC-3762x120
product price: 
$10,817.99
/pk 120, $90.15/ea
X1 Tools 3/4-16 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1440x1000
X1 Tools

3/4-16 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 1000PK

Zoro # G022851281
Mfr # X1E-FAS-NUT-LOC-1440x1000
product price: 
$3,070.99
/pk 1000, $3.07/ea
X1 Tools M36 x 3 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1670x8
X1 Tools

M36 x 3 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK

Zoro # G022847963
Mfr # X1E-FAS-NUT-LOC-1670x8
product price: 
$616.99
/pk 8, $77.12/ea
Lock Nuts (10,000+ items) - Page 57
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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
nylon insert hex nut5/16-18 nylon locking nutn-10 lock nut10mm nuts1" lock nuts
1/4" locking nut1/4 npt locknutsdistorted lock nut4" lock nuts3/8-16 ss nuts

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