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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 109

X1 Tools 1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3738x50
X1 Tools

1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G622860829
Mfr # X1E-FAS-NUT-LOC-3738x50
product price: 
$105.99
/pk 50, $2.12/ea
X1 Tools 1/2-13 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-2340x75
X1 Tools

1/2-13 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 75PK

Zoro # G522848620
Mfr # X1E-FAS-NUT-LOC-2340x75
product price: 
$145.99
/pk 75, $1.95/ea
X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3912x50
X1 Tools

10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G422858552
Mfr # X1E-FAS-NUT-LOC-3912x50
product price: 
$43.65
/pk 50, $0.87/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3736x1000
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G622865640
Mfr # X1E-FAS-NUT-LOC-3736x1000
product price: 
$1,825.99
/pk 1000, $1.83/ea
Zoro Select Lock Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, 125 PK 38NXLTH188
Zoro Select

Lock Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, 125 PK

Zoro # G2454905
Mfr # 38NXLTH188
product price: 
$401.99
/pk 125, $3.22/ea
X1 Tools 7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3732x25
X1 Tools

7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G522847289
Mfr # X1E-FAS-NUT-LOC-3732x25
product price: 
$39.99
/pk 25, $1.60/ea
X1 Tools 5/16-18 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3918x8
X1 Tools

5/16-18 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G622854453
Mfr # X1E-FAS-NUT-LOC-3918x8
product price: 
$11.99
/pk 8, $1.50/ea
X1 Tools 3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1625x200
X1 Tools

3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G522851200
Mfr # X1E-FAS-NUT-LOC-1625x200
product price: 
$397.99
/pk 200, $1.99/ea
Zoro Select Lock Nut, 1/4"-20, Steel, Wax, 500 PK 14NXHTH
Zoro Select

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

Zoro # G2454083
Mfr # 14NXHTH
product price: 
$142.99
/pk 500, $0.29/ea
Oxoxo M5-0.8 Metric Class 8 K Lock Nut Black Oxide And Oil, 3000PK 636555
Oxoxo

M5-0.8 Metric Class 8 K Lock Nut Black Oxide And Oil, 3000PK

Zoro # G522688073
Mfr # 636555
product price: 
$250.99
/pk 3000, $0.08/ea
Oxoxo 4-40-0 Self Clinching Nut Zinc, 10000PK 103372
Oxoxo

4-40-0 Self Clinching Nut Zinc, 10000PK

Zoro # G222659670
Mfr # 103372
product price: 
$1,261.99
/pk 10000, $0.13/ea
Newport Fasteners Nylon Insert Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, 5000 PK 104390-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, 5000 PK

Zoro # G306327556
Mfr # 104390-BR-5000
product price: 
$878.99
/pk 5000, $0.18/ea
X1 Tools 5/8-11 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1234x100
X1 Tools

5/8-11 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 100PK

Zoro # G322847526
Mfr # X1E-FAS-NUT-LOC-1234x100
product price: 
$296.99
/pk 100, $2.97/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1928x20
X1 Tools

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

Zoro # G722844958
Mfr # X1E-FAS-NUT-LOC-1928x20
product price: 
$3.45
/pk 20, $0.17/ea
Sold in mult. of 3 for $10.35
X1 Tools M12 x 1.75 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3488x50
X1 Tools

M12 x 1.75 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G922859479
Mfr # X1E-FAS-NUT-LOC-3488x50
product price: 
$138.99
/pk 50, $2.78/ea
Zoro Select Lock Nut, 3/8"-24, Steel, Wax, 1000 PK 38NY
Zoro Select

Lock Nut, 3/8"-24, Steel, Wax, 1000 PK

Zoro # G2454783
Mfr # 38NY
product price: 
$115.99
/pk 1000, $0.12/ea
Oxoxo 10-32 K Lock Hex Nut Black Oxide, 4000PK 336071
Oxoxo

10-32 K Lock Hex Nut Black Oxide, 4000PK

Zoro # G222676240
Mfr # 336071
product price: 
$366.99
/pk 4000, $0.09/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3718x400
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G922854054
Mfr # X1E-FAS-NUT-LOC-3718x400
product price: 
$94.95
/pk 400, $0.24/ea
X1 Tools 1-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3464x1000
X1 Tools

1-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G522867522
Mfr # X1E-FAS-NUT-LOC-3464x1000
product price: 
$6,446.99
/pk 1000, $6.45/ea
X1 Tools 3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2240x150
X1 Tools

3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G422853991
Mfr # X1E-FAS-NUT-LOC-2240x150
product price: 
$228.99
/pk 150, $1.53/ea
X1 Tools 1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3428x100
X1 Tools

1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G222854037
Mfr # X1E-FAS-NUT-LOC-3428x100
product price: 
$17.59
/pk 100, $0.18/ea
X1 Tools 7/8-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2142x4
X1 Tools

7/8-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G822846104
Mfr # X1E-FAS-NUT-LOC-2142x4
product price: 
$79.59
/pk 4, $19.90/ea
X1 Tools 4-40 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3710x20
X1 Tools

4-40 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G722862297
Mfr # X1E-FAS-NUT-LOC-3710x20
product price: 
$5.89
/pk 20, $0.29/ea
Sold in mult. of 2 for $11.78
X1 Tools 1-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1050x25
X1 Tools

1-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK

Zoro # G022844603
Mfr # X1E-FAS-NUT-LOC-1050x25
product price: 
$169.99
/pk 25, $6.80/ea
X1 Tools 5/8-11 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1234x250
X1 Tools

5/8-11 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 250PK

Zoro # G122846002
Mfr # X1E-FAS-NUT-LOC-1234x250
product price: 
$947.99
/pk 250, $3.79/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1936x500
X1 Tools

3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G322848622
Mfr # X1E-FAS-NUT-LOC-1936x500
product price: 
$120.99
/pk 500, $0.24/ea
Oxoxo 5/8-11 NE Nylon Insert Hex Lock Nut Zinc, 200PK 208785
Oxoxo

5/8-11 NE Nylon Insert Hex Lock Nut Zinc, 200PK

Zoro # G122689234
Mfr # 208785
product price: 
$80.35
/pk 200, $0.40/ea
Newport Fasteners Nylon Insert Lock Nut, 7/16"-20, Steel, Grade A, Zinc Plated, 2000 PK 643894-BR-2000
Newport Fasteners

Nylon Insert Lock Nut, 7/16"-20, Steel, Grade A, Zinc Plated, 2000 PK

Zoro # G706330095
Mfr # 643894-BR-2000
product price: 
$379.99
/pk 2000, $0.19/ea
Newport Fasteners Nylon Insert Lock Nut, 5/16"-24, 316 Stainless Steel, Not Graded, 5000 PK 538424-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, 5/16"-24, 316 Stainless Steel, Not Graded, 5000 PK

Zoro # G006329898
Mfr # 538424-BR-5000
product price: 
$3,194.99
/pk 5000, $0.64/ea
X1 Tools 1/4-28 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3722x120
X1 Tools

1/4-28 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G822863781
Mfr # X1E-FAS-NUT-LOC-3722x120
product price: 
$40.99
/pk 120, $0.34/ea
X1 Tools 1 3/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1072x1000
X1 Tools

1 3/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK

Zoro # G922847216
Mfr # X1E-FAS-NUT-LOC-1072x1000
product price: 
$75,936.99
/pk 1000, $75.94/ea
X1 Tools 8-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2222x10
X1 Tools

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

Zoro # G522866358
Mfr # X1E-FAS-NUT-LOC-2222x10
product price: 
$4.19
/pk 10, $0.42/ea
Sold in mult. of 3 for $12.57
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2130x250
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G222846018
Mfr # X1E-FAS-NUT-LOC-2130x250
product price: 
$192.99
/pk 250, $0.77/ea
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2130x20
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK

Zoro # G422849857
Mfr # X1E-FAS-NUT-LOC-2130x20
product price: 
$20.59
/pk 20, $1.03/ea
X1 Tools 3/8-24 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 100PK X1E-FAS-NUT-LOC-3826x100
X1 Tools

3/8-24 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 100PK

Zoro # G222860373
Mfr # X1E-FAS-NUT-LOC-3826x100
product price: 
$111.99
/pk 100, $1.12/ea
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2318x250
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G122845708
Mfr # X1E-FAS-NUT-LOC-2318x250
product price: 
$70.15
/pk 250, $0.28/ea
Lock Nuts (10,000+ items) - Page 109
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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" locknutsn-10 lock nut1" lock nutsdistorted lock nut10mm nuts
nylon insert hex nut5/16-18 nylon locking nut1/2" flange lock nut3/4 lock nuts1/4 npt locknuts

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