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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 226

Oxoxo 9/16-12 NE Nylon Insert Hex Lock Nut Zinc, 200PK 204194
Oxoxo

9/16-12 NE Nylon Insert Hex Lock Nut Zinc, 200PK

Zoro # G322660057
Mfr # 204194
product price: 
$123.99
/pk 200, $0.62/ea
Oxoxo 1/4-20 K Lock Nut Black Zinc and Bake, 2000PK 405875
Oxoxo

1/4-20 K Lock Nut Black Zinc and Bake, 2000PK

Zoro # G522699161
Mfr # 405875
product price: 
$318.99
/pk 2000, $0.16/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2146x25
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G622847271
Mfr # X1E-FAS-NUT-LOC-2146x25
product price: 
$581.99
/pk 25, $23.28/ea
X1 Tools M20 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1990x250
X1 Tools

M20 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G022844900
Mfr # X1E-FAS-NUT-LOC-1990x250
product price: 
$1,034.99
/pk 250, $4.14/ea
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3730x500
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G022863284
Mfr # X1E-FAS-NUT-LOC-3730x500
product price: 
$272.99
/pk 500, $0.55/ea
Auveco Hex Flanged Locknut 1/2in-13 Grade 8, 25PK 12518
Auveco

Hex Flanged Locknut 1/2in-13 Grade 8, 25PK

Zoro # G424168550
Mfr # 12518
product price: 
$25.15
/pk 25, $1.01/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2117x50
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK

Zoro # G222859988
Mfr # X1E-FAS-NUT-LOC-2117x50
product price: 
$12.85
/pk 50, $0.26/ea
Sold in mult. of 2 for $25.70
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2018x100
X1 Tools

1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 100PK

Zoro # G822852181
Mfr # X1E-FAS-NUT-LOC-2018x100
product price: 
$384.99
/pk 100, $3.85/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2149x1000
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G722865946
Mfr # X1E-FAS-NUT-LOC-2149x1000
product price: 
$48,133.99
/pk 1000, $48.13/ea
X1 Tools 5/8-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1623x10
X1 Tools

5/8-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G722849120
Mfr # X1E-FAS-NUT-LOC-1623x10
product price: 
$20.19
/pk 10, $2.02/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1256x15
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK

Zoro # G722844835
Mfr # X1E-FAS-NUT-LOC-1256x15
product price: 
$599.99
/pk 15, $40.00/ea
X1 Tools 5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1916x500
X1 Tools

5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G022853407
Mfr # X1E-FAS-NUT-LOC-1916x500
product price: 
$51.45
/pk 500, $0.10/ea
X1 Tools 5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3230x100
X1 Tools

5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G322867524
Mfr # X1E-FAS-NUT-LOC-3230x100
product price: 
$430.99
/pk 100, $4.31/ea
X1 Tools 10-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1922x150
X1 Tools

10-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G722861689
Mfr # X1E-FAS-NUT-LOC-1922x150
product price: 
$20.79
/pk 150, $0.14/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2117x250
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G922849678
Mfr # X1E-FAS-NUT-LOC-2117x250
product price: 
$39.25
/pk 250, $0.16/ea
X1 Tools M6 x 1 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1976x6
X1 Tools

M6 x 1 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G022847550
Mfr # X1E-FAS-NUT-LOC-1976x6
product price: 
$1.75
/pk 6, $0.29/ea
Sold in mult. of 6 for $10.50
X1 Tools M20 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3496x8
X1 Tools

M20 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G922850544
Mfr # X1E-FAS-NUT-LOC-3496x8
product price: 
$123.99
/pk 8, $15.50/ea
X1 Tools 1/4-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3914x400
X1 Tools

1/4-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G922845120
Mfr # X1E-FAS-NUT-LOC-3914x400
product price: 
$252.99
/pk 400, $0.63/ea
X1 Tools M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3482x500
X1 Tools

M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G922863476
Mfr # X1E-FAS-NUT-LOC-3482x500
product price: 
$913.99
/pk 500, $1.83/ea
Oxoxo 1/4-20 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Black Oxide, 2000PK 358741
Oxoxo

1/4-20 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Black Oxide, 2000PK

Zoro # G222689608
Mfr # 358741
product price: 
$155.99
/pk 2000, $0.08/ea
Oxoxo 5/8-11 Flex Type Hex Lock Nut Thin Height Heavy Hex Cadmium and Wax, 100PK 534281
Oxoxo

5/8-11 Flex Type Hex Lock Nut Thin Height Heavy Hex Cadmium and Wax, 100PK

Zoro # G922674744
Mfr # 534281
product price: 
$262.99
/pk 100, $2.63/ea
Oxoxo M6-1.0 Metric Din 982 Hex Nylon Insert Locknut High Type A4 Stainless Steel, 3000PK 594002
Oxoxo

M6-1.0 Metric Din 982 Hex Nylon Insert Locknut High Type A4 Stainless Steel, 3000PK

Zoro # G722699527
Mfr # 594002
product price: 
$397.99
/pk 3000, $0.13/ea
X1 Tools 3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2242x1000
X1 Tools

3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G922848312
Mfr # X1E-FAS-NUT-LOC-2242x1000
product price: 
$2,637.99
/pk 1000, $2.64/ea
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3624x1000
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G422863891
Mfr # X1E-FAS-NUT-LOC-3624x1000
product price: 
$4,613.99
/pk 1000, $4.61/ea
X1 Tools 5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3450x250
X1 Tools

5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G322848424
Mfr # X1E-FAS-NUT-LOC-3450x250
product price: 
$180.99
/pk 250, $0.72/ea
X1 Tools 1/2-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3028x50
X1 Tools

1/2-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G622846434
Mfr # X1E-FAS-NUT-LOC-3028x50
product price: 
$141.99
/pk 50, $2.84/ea
X1 Tools M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1980x100
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK

Zoro # G922856607
Mfr # X1E-FAS-NUT-LOC-1980x100
product price: 
$57.55
/pk 100, $0.58/ea
X1 Tools 3/4-10 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1624x50
X1 Tools

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

Zoro # G322850724
Mfr # X1E-FAS-NUT-LOC-1624x50
product price: 
$92.95
/pk 50, $1.86/ea
X1 Tools 9/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1950x200
X1 Tools

9/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G922857505
Mfr # X1E-FAS-NUT-LOC-1950x200
product price: 
$199.99
/pk 200, $1.00/ea
X1 Tools 3/8-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3018x50
X1 Tools

3/8-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G222861509
Mfr # X1E-FAS-NUT-LOC-3018x50
product price: 
$25.29
/pk 50, $0.51/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1986x8
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK

Zoro # G422856640
Mfr # X1E-FAS-NUT-LOC-1986x8
product price: 
$16.99
/pk 8, $2.12/ea
X1 Tools 6-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2218x400
X1 Tools

6-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G522852542
Mfr # X1E-FAS-NUT-LOC-2218x400
product price: 
$102.99
/pk 400, $0.26/ea
X1 Tools 6-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3416x120
X1 Tools

6-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G022860566
Mfr # X1E-FAS-NUT-LOC-3416x120
product price: 
$33.49
/pk 120, $0.28/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1928x1000
X1 Tools

1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G522847807
Mfr # X1E-FAS-NUT-LOC-1928x1000
product price: 
$125.99
/pk 1000, $0.13/ea
X1 Tools 10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 1000PK X1E-FAS-NUT-LOC-3818x1000
X1 Tools

10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 1000PK

Zoro # G622846847
Mfr # X1E-FAS-NUT-LOC-3818x1000
product price: 
$503.99
/pk 1000, $0.50/ea
X1 Tools 3/8-16 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-2332x120
X1 Tools

3/8-16 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 120PK

Zoro # G022855890
Mfr # X1E-FAS-NUT-LOC-2332x120
product price: 
$93.99
/pk 120, $0.78/ea
Lock Nuts (10,000+ items) - Page 226
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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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