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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 250

Oxoxo 5/16-18 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax, 500PK 534151
Oxoxo

5/16-18 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax, 500PK

Zoro # G222699263
Mfr # 534151
product price: 
$646.99
/pk of 500, $1.29/ea
Erickson LOCKNUT LNHER16M LNHER16M
Erickson

LOCKNUT LNHER16M

Zoro # G3586561
Mfr # LNHER16M
product price: 
$95.59
/ea
Boltsandnuts.Com Top Lock Lock Nut, M12-1.75, Class 10, Zinc Plated, 50 PK M12CPTN10Z-50
Boltsandnuts.Com

Top Lock Lock Nut, M12-1.75, Class 10, Zinc Plated, 50 PK

Zoro # G514495115
Mfr # M12CPTN10Z-50
product price: 
$35.39
/pk of 50, $0.71/ea
Erickson Locknut/Stopscrew, SEALING RING CDER25125M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3587514
Mfr # CDER25125M
product price: 
$47.39
/ea
X1 Tools 7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3750x1
X1 Tools

7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G022863260
Mfr # X1E-FAS-NUT-LOC-3750x1
product price: 
$26.75
/ea
Newport Fasteners Nylon Insert Lock Nut, 5/8"-11, Steel, Zinc Plated, 100 PK 829447
Newport Fasteners

Nylon Insert Lock Nut, 5/8"-11, Steel, Zinc Plated, 100 PK

Zoro # G206331776
Mfr # 829447
product price: 
$486.99
/pk of 100, $4.87/ea
X1 Tools 10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1924x20
X1 Tools

10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G122855325
Mfr # X1E-FAS-NUT-LOC-1924x20
product price: 
$3.15
/pk of 20, $0.16/ea
Sold in mult. of 3 pks for $9.45
X1 Tools 7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3222x6
X1 Tools

7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G922855839
Mfr # X1E-FAS-NUT-LOC-3222x6
product price: 
$19.19
/pk of 6, $3.20/ea
X1 Tools 1/2-13 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3026x75
X1 Tools

1/2-13 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G322863427
Mfr # X1E-FAS-NUT-LOC-3026x75
product price: 
$103.99
/pk of 75, $1.39/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 of 150, $45.75/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3718x120
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G222856499
Mfr # X1E-FAS-NUT-LOC-3718x120
product price: 
$32.49
/pk of 120, $0.27/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3494x75
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G122859323
Mfr # X1E-FAS-NUT-LOC-3494x75
product price: 
$1,155.99
/pk of 75, $15.41/ea
Newport Fasteners Nylon Insert Lock Nut, #8-36, Steel, Grade A, Zinc Plated, 5000 PK 531772-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, #8-36, Steel, Grade A, Zinc Plated, 5000 PK

Zoro # G206329971
Mfr # 531772-BR-5000
product price: 
$863.99
/pk of 5000, $0.17/ea
Newport Fasteners Serrated Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 50 PK 238755-PR-50
Newport Fasteners

Serrated Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 50 PK

Zoro # G606308545
Mfr # 238755-PR-50
product price: 
$99.15
/pk of 50, $1.98/ea
X1 Tools 3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2240x400
X1 Tools

3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G922861076
Mfr # X1E-FAS-NUT-LOC-2240x400
product price: 
$578.99
/pk of 400, $1.45/ea
X1 Tools 5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1214x15
X1 Tools

5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK

Zoro # G222847336
Mfr # X1E-FAS-NUT-LOC-1214x15
product price: 
$14.79
/pk of 15, $0.99/ea
X1 Tools 3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1240x50
X1 Tools

3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK

Zoro # G922847780
Mfr # X1E-FAS-NUT-LOC-1240x50
product price: 
$195.99
/pk of 50, $3.92/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 of 6, $0.29/ea
Sold in mult. of 6 pks for $10.50
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3726x2
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G722855510
Mfr # X1E-FAS-NUT-LOC-3726x2
product price: 
$1.49
/pk of 2, $0.75/ea
Sold in mult. of 6 pks for $8.94
X1 Tools 10-24 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2014x2
X1 Tools

10-24 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 2PK

Zoro # G422847785
Mfr # X1E-FAS-NUT-LOC-2014x2
product price: 
$12.69
/pk of 2, $6.35/ea
X1 Tools 1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2147x400
X1 Tools

1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G322861911
Mfr # X1E-FAS-NUT-LOC-2147x400
product price: 
$14,999.99
/pk of 400, $37.50/ea
X1 Tools 6-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2218x10
X1 Tools

6-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G422860128
Mfr # X1E-FAS-NUT-LOC-2218x10
product price: 
$3.55
/pk of 10, $0.36/ea
Sold in mult. of 3 pks for $10.65
X1 Tools 5/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3724x120
X1 Tools

5/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G222867488
Mfr # X1E-FAS-NUT-LOC-3724x120
product price: 
$52.45
/pk of 120, $0.44/ea
Newport Fasteners Nylon Insert Lock Nut, #12-24, 316 Stainless Steel, Not Graded, 100 PK 251518-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #12-24, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G106327701
Mfr # 251518-PR-100
product price: 
$79.65
/pk of 100, $0.80/ea
Newport Fasteners Flexible Top Lock Nut, #8-32, Steel, Cadmium Plated, 1000 PK 194854
Newport Fasteners

Flexible Top Lock Nut, #8-32, Steel, Cadmium Plated, 1000 PK

Zoro # G706327644
Mfr # 194854
product price: 
$580.99
/pk of 1000, $0.58/ea
Zoro Select Lock Nut, Stainless Steel, 1/8", PK5 FLJNIX050-005P
Zoro Select

Lock Nut, Stainless Steel, 1/8", PK5

Zoro # G722961990
Mfr # FLJNIX050-005P
product price: 
$29.39
/pk of 5, $5.88/ea
X1 Tools M20 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1990x200
X1 Tools

M20 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G022867268
Mfr # X1E-FAS-NUT-LOC-1990x200
product price: 
$834.99
/pk of 200, $4.17/ea
X1 Tools 7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3750x25
X1 Tools

7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G522853341
Mfr # X1E-FAS-NUT-LOC-3750x25
product price: 
$490.99
/pk of 25, $19.64/ea
X1 Tools 8-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1920x8
X1 Tools

8-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK

Zoro # G722844576
Mfr # X1E-FAS-NUT-LOC-1920x8
product price: 
$1.49
/pk of 8, $0.19/ea
Sold in mult. of 7 pks for $10.43
Pem Clinch Nut, PK25 F-M2.5-1
Pem

Clinch Nut, PK25

Zoro # G723524453
Mfr # F-M2.5-1
product price: 
$10.99
/pk of 25, $0.44/ea
Phoenix Contact A-INL-PG16-N-S Counter nut material: 1411260
Phoenix Contact

A-INL-PG16-N-S Counter nut material:

Zoro # G215309025
Mfr # 1411260
product price: 
$0.75
/ea
Sold in mult. of 100 for $75.00
Newport Fasteners Nylon Insert Lock Nut, 9/16"-18, Steel, Grade A, Zinc Plated, 50 PK 320132-PR-50
Newport Fasteners

Nylon Insert Lock Nut, 9/16"-18, Steel, Grade A, Zinc Plated, 50 PK

Zoro # G106327824
Mfr # 320132-PR-50
product price: 
$74.25
/pk of 50, $1.49/ea
X1 Tools 8-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1920x1
X1 Tools

8-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G822862142
Mfr # X1E-FAS-NUT-LOC-1920x1
product price: 
$0.57
/ea
Sold in mult. of 16 for $9.12
Erickson Locknut/Stopscrew, LNA304M LNA304M
Erickson

Locknut/Stopscrew, LNA304M

Zoro # G3587611
Mfr # LNA304M
product price: 
$39.15
/ea
X1 Tools 5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2137x4
X1 Tools

5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G722851697
Mfr # X1E-FAS-NUT-LOC-2137x4
product price: 
$17.69
/pk of 4, $4.42/ea
Isn Tool Web Soc 3-1/4 3/4D Lcknt 6Pt Dp Satin OTC1908
Isn Tool Web

Soc 3-1/4 3/4D Lcknt 6Pt Dp Satin

Zoro # G712170272
Mfr # OTC1908
product price: 
$58.99
/ea
Lock Nuts (10,000+ items) - Page 250
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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
distorted lock nut10mm nuts5/16-18 nylon locking nutnylon insert hex nut4" lock nuts
1" lock nuts3/8-16 ss nuts3/4 lock nuts1/2" flange lock nut1/4 npt locknuts

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