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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 199

X1 Tools 5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1036x100
X1 Tools

5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 100PK

Zoro # G322845607
Mfr # X1E-FAS-NUT-LOC-1036x100
product price: 
$292.99
/pk 100, $2.93/ea
X1 Tools 1 1/8-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1968x500
X1 Tools

1 1/8-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G522845520
Mfr # X1E-FAS-NUT-LOC-1968x500
product price: 
$5,859.99
/pk 500, $11.72/ea
X1 Tools 1 1/8-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1968x2
X1 Tools

1 1/8-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G022861891
Mfr # X1E-FAS-NUT-LOC-1968x2
product price: 
$22.39
/pk 2, $11.20/ea
Zoro Select Lock Nut, 1/4"-20, Steel, Wax, 500 PK 14NXL
Zoro Select

Lock Nut, 1/4"-20, Steel, Wax, 500 PK

Zoro # G2454101
Mfr # 14NXL
product price: 
$141.99
/pk 500, $0.28/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 1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3428x2
X1 Tools

1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G322848011
Mfr # X1E-FAS-NUT-LOC-3428x2
product price: 
$0.75
/pk 2, $0.38/ea
Sold in mult. of 12 for $9.00
X1 Tools 7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3024x200
X1 Tools

7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G722853080
Mfr # X1E-FAS-NUT-LOC-3024x200
product price: 
$173.99
/pk 200, $0.87/ea
X1 Tools 5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1622x6
X1 Tools

5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G122847696
Mfr # X1E-FAS-NUT-LOC-1622x6
product price: 
$14.15
/pk 6, $2.36/ea
X1 Tools 1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3240x20
X1 Tools

1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G722851925
Mfr # X1E-FAS-NUT-LOC-3240x20
product price: 
$1,028.99
/pk 20, $51.45/ea
X1 Tools 7/16-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1022x200
X1 Tools

7/16-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 200PK

Zoro # G222846896
Mfr # X1E-FAS-NUT-LOC-1022x200
product price: 
$216.99
/pk 200, $1.08/ea
Zoro Select Lock Nut, 5/16"-18, Steel, Wax, 1500 PK 31NY
Zoro Select

Lock Nut, 5/16"-18, Steel, Wax, 1500 PK

Zoro # G2454984
Mfr # 31NY
product price: 
$89.49
/pk 1500, $0.06/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1256x150
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 150PK

Zoro # G522844776
Mfr # X1E-FAS-NUT-LOC-1256x150
product price: 
$6,861.99
/pk 150, $45.75/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 5/8-11 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3228x200
X1 Tools

5/8-11 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G122849065
Mfr # X1E-FAS-NUT-LOC-3228x200
product price: 
$959.99
/pk 200, $4.80/ea
X1 Tools 9/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3448x250
X1 Tools

9/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G222849316
Mfr # X1E-FAS-NUT-LOC-3448x250
product price: 
$129.99
/pk 250, $0.52/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3718x150
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G722859983
Mfr # X1E-FAS-NUT-LOC-3718x150
product price: 
$38.65
/pk 150, $0.26/ea
X1 Tools 1/2-13 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2248x8
X1 Tools

1/2-13 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK

Zoro # G722848710
Mfr # X1E-FAS-NUT-LOC-2248x8
product price: 
$30.15
/pk 8, $3.77/ea
X1 Tools 5/16-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3014x15
X1 Tools

5/16-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G722857491
Mfr # X1E-FAS-NUT-LOC-3014x15
product price: 
$10.99
/pk 15, $0.73/ea
Sold in mult. of 2 for $21.98
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3730x15
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G122856322
Mfr # X1E-FAS-NUT-LOC-3730x15
product price: 
$14.15
/pk 15, $0.94/ea
X1 Tools M20 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3496x50
X1 Tools

M20 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G722864680
Mfr # X1E-FAS-NUT-LOC-3496x50
product price: 
$711.99
/pk 50, $14.24/ea
X1 Tools 1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3760x1000
X1 Tools

1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G522861346
Mfr # X1E-FAS-NUT-LOC-3760x1000
product price: 
$47,882.99
/pk 1000, $47.88/ea
X1 Tools 1-8 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3320x10
X1 Tools

1-8 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G422866304
Mfr # X1E-FAS-NUT-LOC-3320x10
product price: 
$141.99
/pk 10, $14.20/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 7/16-14 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2336x20
X1 Tools

7/16-14 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 20PK

Zoro # G722860347
Mfr # X1E-FAS-NUT-LOC-2336x20
product price: 
$32.75
/pk 20, $1.64/ea
X1 Tools 1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3330x1
X1 Tools

1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G222860793
Mfr # X1E-FAS-NUT-LOC-3330x1
product price: 
$56.25
/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2133x500
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G322856030
Mfr # X1E-FAS-NUT-LOC-2133x500
product price: 
$923.99
/pk 500, $1.85/ea
X1 Tools 7/16-14 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3926x400
X1 Tools

7/16-14 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G022858433
Mfr # X1E-FAS-NUT-LOC-3926x400
product price: 
$683.99
/pk 400, $1.71/ea
X1 Tools 6-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2010x25
X1 Tools

6-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 25PK

Zoro # G822864269
Mfr # X1E-FAS-NUT-LOC-2010x25
product price: 
$94.19
/pk 25, $3.77/ea
X1 Tools 5/8-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1623x15
X1 Tools

5/8-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G422844692
Mfr # X1E-FAS-NUT-LOC-1623x15
product price: 
$28.15
/pk 15, $1.88/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3492x1000
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G022855142
Mfr # X1E-FAS-NUT-LOC-3492x1000
product price: 
$7,287.99
/pk 1000, $7.29/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1010x1000
X1 Tools

1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK

Zoro # G822844360
Mfr # X1E-FAS-NUT-LOC-1010x1000
product price: 
$441.99
/pk 1000, $0.44/ea
Oxoxo M6-1.0 Metric Conical K Keps Lock Nut A2 Stainless Steel Passivated, 1000PK 637912
Oxoxo

M6-1.0 Metric Conical K Keps Lock Nut A2 Stainless Steel Passivated, 1000PK

Zoro # G122691336
Mfr # 637912
product price: 
$430.99
/pk 1000, $0.43/ea
X1 Tools 1/4-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3210x25
X1 Tools

1/4-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G422857968
Mfr # X1E-FAS-NUT-LOC-3210x25
product price: 
$32.29
/pk 25, $1.29/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 3/4-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3456x10
X1 Tools

3/4-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G422847617
Mfr # X1E-FAS-NUT-LOC-3456x10
product price: 
$24.59
/pk 10, $2.46/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2149x1
X1 Tools

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

Zoro # G222847176
Mfr # X1E-FAS-NUT-LOC-2149x1
product price: 
$46.25
/ea
Lock Nuts (10,000+ items) - Page 199
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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
nylon insert hex nutn-10 lock nut1/4 npt locknuts3/8-16 ss nuts1/2" flange lock nut
1" lock nuts2 inch locknut5/16-18 nylon locking nut3/4 lock nuts1/4" locking nut

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