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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 133

X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1986x50
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G322844815
Mfr # X1E-FAS-NUT-LOC-1986x50
product price: 
$77.85
/pk 50, $1.56/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3758x2
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G622863738
Mfr # X1E-FAS-NUT-LOC-3758x2
product price: 
$80.65
/pk 2, $40.33/ea
X1 Tools 7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3438x15
X1 Tools

7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G922858892
Mfr # X1E-FAS-NUT-LOC-3438x15
product price: 
$4.55
/pk 15, $0.30/ea
Sold in mult. of 2 for $9.10
X1 Tools 9/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3448x6
X1 Tools

9/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G822849693
Mfr # X1E-FAS-NUT-LOC-3448x6
product price: 
$4.15
/pk 6, $0.69/ea
Sold in mult. of 3 for $12.45
Oxoxo 6-32 Flex Type Lock Nut Full Height 18-8 Stainless Steel, 250PK 457580
Oxoxo

6-32 Flex Type Lock Nut Full Height 18-8 Stainless Steel, 250PK

Zoro # G122690216
Mfr # 457580
product price: 
$358.99
/pk 250, $1.44/ea
X1 Tools M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1980x15
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G822851153
Mfr # X1E-FAS-NUT-LOC-1980x15
product price: 
$12.49
/pk 15, $0.83/ea
X1 Tools 5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3312x1000
X1 Tools

5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G322865698
Mfr # X1E-FAS-NUT-LOC-3312x1000
product price: 
$8,712.99
/pk 1000, $8.71/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3758x8
X1 Tools

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

Zoro # G722857361
Mfr # X1E-FAS-NUT-LOC-3758x8
product price: 
$300.99
/pk 8, $37.62/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3736x200
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G922845809
Mfr # X1E-FAS-NUT-LOC-3736x200
product price: 
$295.99
/pk 200, $1.48/ea
X1 Tools 5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1916x100
X1 Tools

5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK

Zoro # G022857078
Mfr # X1E-FAS-NUT-LOC-1916x100
product price: 
$14.19
/pk 100, $0.14/ea
X1 Tools 1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1060x100
X1 Tools

1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 100PK

Zoro # G722849182
Mfr # X1E-FAS-NUT-LOC-1060x100
product price: 
$4,579.99
/pk 100, $45.80/ea
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2024x8
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 8PK

Zoro # G222860861
Mfr # X1E-FAS-NUT-LOC-2024x8
product price: 
$46.15
/pk 8, $5.77/ea
X1 Tools 1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1212x2
X1 Tools

1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 2PK

Zoro # G922850636
Mfr # X1E-FAS-NUT-LOC-1212x2
product price: 
$1.69
/pk 2, $0.85/ea
Sold in mult. of 6 for $10.14
Newport Fasteners Nylon Insert Lock Nut, M18-2.50, Steel, Class 8, Zinc Plated, 500 PK 660504-BR-500
Newport Fasteners

Nylon Insert Lock Nut, M18-2.50, Steel, Class 8, Zinc Plated, 500 PK

Zoro # G206329568
Mfr # 660504-BR-500
product price: 
$818.99
/pk 500, $1.64/ea
Newport Fasteners Nylon Insert Lock Nut, 1/4"-20, Steel, Grade A, Zinc Plated, 100 PK 169375-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-20, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G206327601
Mfr # 169375-PR-100
product price: 
$35.15
/pk 100, $0.35/ea
Newport Fasteners Lock Nut, 9/16"-18, Steel, Grade C, Zinc Plated, 0.575 in Ht, 50 PK 660489-PR-50
Newport Fasteners

Lock Nut, 9/16"-18, Steel, Grade C, Zinc Plated, 0.575 in Ht, 50 PK

Zoro # G806329784
Mfr # 660489-PR-50
product price: 
$100.99
/pk 50, $2.02/ea
X1 Tools 6-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2218x250
X1 Tools

6-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G122848488
Mfr # X1E-FAS-NUT-LOC-2218x250
product price: 
$64.95
/pk 250, $0.26/ea
X1 Tools 5/8-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3744x4
X1 Tools

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

Zoro # G622850844
Mfr # X1E-FAS-NUT-LOC-3744x4
product price: 
$34.89
/pk 4, $8.72/ea
Newport Fasteners Serrated Lock Nut, 3/8"-16, Steel, Case Hardened, Zinc Plated, 0.23 in Ht, 2000 PK 781252-BR-2000
Newport Fasteners

Serrated Lock Nut, 3/8"-16, Steel, Case Hardened, Zinc Plated, 0.23 in Ht, 2000 PK

Zoro # G406308882
Mfr # 781252-BR-2000
product price: 
$300.99
/pk 2000, $0.15/ea
Oxoxo 5-40 K Lock Nut Steel Nickel finish, 5000PK 597446
Oxoxo

5-40 K Lock Nut Steel Nickel finish, 5000PK

Zoro # G422684274
Mfr # 597446
product price: 
$399.99
/pk 5000, $0.08/ea
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3910x10
X1 Tools

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

Zoro # G522846626
Mfr # X1E-FAS-NUT-LOC-3910x10
product price: 
$12.69
/pk 10, $1.27/ea
X1 Tools 4-40 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3710x250
X1 Tools

4-40 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G422855025
Mfr # X1E-FAS-NUT-LOC-3710x250
product price: 
$59.75
/pk 250, $0.24/ea
X1 Tools 5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3920x120
X1 Tools

5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G022856866
Mfr # X1E-FAS-NUT-LOC-3920x120
product price: 
$111.99
/pk 120, $0.93/ea
X1 Tools 9/16-12 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3446x2
X1 Tools

9/16-12 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G522861315
Mfr # X1E-FAS-NUT-LOC-3446x2
product price: 
$1.59
/pk 2, $0.80/ea
Sold in mult. of 6 for $9.54
X1 Tools 1/2-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2342x10
X1 Tools

1/2-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G922845847
Mfr # X1E-FAS-NUT-LOC-2342x10
product price: 
$30.15
/pk 10, $3.01/ea
X1 Tools 1-8 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1628x8
X1 Tools

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

Zoro # G422856527
Mfr # X1E-FAS-NUT-LOC-1628x8
product price: 
$52.49
/pk 8, $6.56/ea
X1 Tools 1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1226x120
X1 Tools

1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK

Zoro # G422846795
Mfr # X1E-FAS-NUT-LOC-1226x120
product price: 
$176.99
/pk 120, $1.47/ea
X1 Tools 3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3020x12
X1 Tools

3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G322863199
Mfr # X1E-FAS-NUT-LOC-3020x12
product price: 
$12.15
/pk 12, $1.01/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2139x12
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G222861264
Mfr # X1E-FAS-NUT-LOC-2139x12
product price: 
$64.75
/pk 12, $5.40/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3718x250
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G022850918
Mfr # X1E-FAS-NUT-LOC-3718x250
product price: 
$60.29
/pk 250, $0.24/ea
X1 Tools M4 x 0.7 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3478x150
X1 Tools

M4 x 0.7 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G822857926
Mfr # X1E-FAS-NUT-LOC-3478x150
product price: 
$99.99
/pk 150, $0.67/ea
X1 Tools 1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3932x120
X1 Tools

1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G422865451
Mfr # X1E-FAS-NUT-LOC-3932x120
product price: 
$321.99
/pk 120, $2.68/ea
X1 Tools 7/8-9 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-2141x120
X1 Tools

7/8-9 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK

Zoro # G422849444
Mfr # X1E-FAS-NUT-LOC-2141x120
product price: 
$1,265.99
/pk 120, $10.55/ea
X1 Tools 5/8-11 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3228x100
X1 Tools

5/8-11 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G822859692
Mfr # X1E-FAS-NUT-LOC-3228x100
product price: 
$490.99
/pk 100, $4.91/ea
Newport Fasteners Nylon Insert Lock Nut, M18-2.50, Steel, Class 8, Zinc Plated, 500 PK 809801-BR-500
Newport Fasteners

Nylon Insert Lock Nut, M18-2.50, Steel, Class 8, Zinc Plated, 500 PK

Zoro # G706331634
Mfr # 809801-BR-500
product price: 
$611.99
/pk 500, $1.22/ea
Oxoxo 10-24-1 Self Clinching Nut Zinc, 8000PK 132893
Oxoxo

10-24-1 Self Clinching Nut Zinc, 8000PK

Zoro # G522685003
Mfr # 132893
product price: 
$1,547.99
/pk 8000, $0.19/ea
Lock Nuts (10,000+ items) - Page 133
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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
1" lock nutsnylon insert hex nut10mm nuts3/4 lock nuts1/2" flange lock nut
5/16-18 nylon locking nut2 inch locknutn-10 lock nutdistorted lock nut1/4" locking nut

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