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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 159

Newport Fasteners Nylon Insert Lock Nut, 3/8"-16, Steel, Grade A, Zinc Plated, 100 PK 816717-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 3/8"-16, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G206331608
Mfr # 816717-PR-100
product price: 
$42.55
/pk 100, $0.43/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3434x50
X1 Tools

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

Zoro # G022858389
Mfr # X1E-FAS-NUT-LOC-3434x50
product price: 
$14.15
/pk 50, $0.28/ea
X1 Tools 1-14 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3322x500
X1 Tools

1-14 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G322862345
Mfr # X1E-FAS-NUT-LOC-3322x500
product price: 
$7,946.99
/pk 500, $15.89/ea
X1 Tools 5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3216x15
X1 Tools

5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G922863483
Mfr # X1E-FAS-NUT-LOC-3216x15
product price: 
$46.99
/pk 15, $3.13/ea
X1 Tools 3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2334x10
X1 Tools

3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G422849062
Mfr # X1E-FAS-NUT-LOC-2334x10
product price: 
$14.49
/pk 10, $1.45/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2146x12
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G922851763
Mfr # X1E-FAS-NUT-LOC-2146x12
product price: 
$289.99
/pk 12, $24.17/ea
X1 Tools 3/8-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3728x12
X1 Tools

3/8-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G522845469
Mfr # X1E-FAS-NUT-LOC-3728x12
product price: 
$12.15
/pk 12, $1.01/ea
Sold in mult. of 2 for $24.30
X1 Tools 5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1932x4
X1 Tools

5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G522862497
Mfr # X1E-FAS-NUT-LOC-1932x4
product price: 
$1.25
/pk 4, $0.31/ea
Sold in mult. of 8 for $10.00
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
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2352x200
X1 Tools

3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G722854551
Mfr # X1E-FAS-NUT-LOC-2352x200
product price: 
$1,201.99
/pk 200, $6.01/ea
X1 Tools 1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3330x120
X1 Tools

1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G522857349
Mfr # X1E-FAS-NUT-LOC-3330x120
product price: 
$6,778.99
/pk 120, $56.49/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 15PK X1E-FAS-NUT-LOC-2020x15
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 15PK

Zoro # G522863814
Mfr # X1E-FAS-NUT-LOC-2020x15
product price: 
$67.49
/pk 15, $4.50/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2122x200
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G322854074
Mfr # X1E-FAS-NUT-LOC-2122x200
product price: 
$43.65
/pk 200, $0.22/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3758x15
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G922846981
Mfr # X1E-FAS-NUT-LOC-3758x15
product price: 
$544.99
/pk 15, $36.33/ea
X1 Tools 7/8-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2142x100
X1 Tools

7/8-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G422854370
Mfr # X1E-FAS-NUT-LOC-2142x100
product price: 
$1,736.99
/pk 100, $17.37/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3758x250
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G722852953
Mfr # X1E-FAS-NUT-LOC-3758x250
product price: 
$9,360.99
/pk 250, $37.44/ea
X1 Tools 7/16-14 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3926x1
X1 Tools

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

Zoro # G622847714
Mfr # X1E-FAS-NUT-LOC-3926x1
product price: 
$2.79
/ea
Sold in mult. of 4 for $11.16
X1 Tools 3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2240x500
X1 Tools

3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G922862103
Mfr # X1E-FAS-NUT-LOC-2240x500
product price: 
$717.99
/pk 500, $1.44/ea
X1 Tools 5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3450x50
X1 Tools

5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G322863595
Mfr # X1E-FAS-NUT-LOC-3450x50
product price: 
$43.89
/pk 50, $0.88/ea
X1 Tools 5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3216x2
X1 Tools

5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G122866901
Mfr # X1E-FAS-NUT-LOC-3216x2
product price: 
$11.55
/pk 2, $5.78/ea
Sold in mult. of 2 for $23.10
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2024x50
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 50PK

Zoro # G522856311
Mfr # X1E-FAS-NUT-LOC-2024x50
product price: 
$250.99
/pk 50, $5.02/ea
X1 Tools 1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3240x75
X1 Tools

1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G022853995
Mfr # X1E-FAS-NUT-LOC-3240x75
product price: 
$3,710.99
/pk 75, $49.48/ea
X1 Tools 1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3330x1000
X1 Tools

1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G222847374
Mfr # X1E-FAS-NUT-LOC-3330x1000
product price: 
$54,115.99
/pk 1000, $54.12/ea
Powerhouse Spin Lock Nuts, Black, 10PK PO3622074
Powerhouse

Spin Lock Nuts, Black, 10PK

Zoro # G515225469
Mfr # PO3622074
product price: 
$35.49
/pk 10, $3.55/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3618x400
X1 Tools

1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G622867385
Mfr # X1E-FAS-NUT-LOC-3618x400
product price: 
$1,483.99
/pk 400, $3.71/ea
Oxoxo M6-1.0 Din6926/ISO7043 Metric class 8 Prevail Torque Nylon Insert Hex Flange Lock Nut Z, 2000PK 544156
Oxoxo

M6-1.0 Din6926/ISO7043 Metric class 8 Prevail Torque Nylon Insert Hex Flange Lock Nut Z, 2000PK

Zoro # G122677354
Mfr # 544156
product price: 
$225.99
/pk 2000, $0.11/ea
Oxoxo 7/8-9 Stover Alternative Automation Style Lock Nut Grade C Cad And Wax, 50PK 217033
Oxoxo

7/8-9 Stover Alternative Automation Style Lock Nut Grade C Cad And Wax, 50PK

Zoro # G022666793
Mfr # 217033
product price: 
$162.99
/pk 50, $3.26/ea
Oxoxo M12-1.75 Din 985 Metric Class 8 Nylon Insert Hex Locknut Black Oxide and Oil, 300PK 558611
Oxoxo

M12-1.75 Din 985 Metric Class 8 Nylon Insert Hex Locknut Black Oxide and Oil, 300PK

Zoro # G122689548
Mfr # 558611
product price: 
$106.99
/pk 300, $0.36/ea
X1 Tools 1-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1629x12
X1 Tools

1-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G522865757
Mfr # X1E-FAS-NUT-LOC-1629x12
product price: 
$78.35
/pk 12, $6.53/ea
Newport Fasteners Nylon Insert Lock Nut, #6-40, Steel, Grade A, Zinc Plated, 5000 PK 104249-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, #6-40, Steel, Grade A, Zinc Plated, 5000 PK

Zoro # G506327998
Mfr # 104249-BR-5000
product price: 
$705.99
/pk 5000, $0.14/ea
Newport Fasteners Nylon Insert Lock Nut, 7/16"-20, 316 Stainless Steel, Not Graded, 2000 PK 208624-BR-2000
Newport Fasteners

Nylon Insert Lock Nut, 7/16"-20, 316 Stainless Steel, Not Graded, 2000 PK

Zoro # G106328043
Mfr # 208624-BR-2000
product price: 
$2,116.99
/pk 2000, $1.06/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-2139x75
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK

Zoro # G322865872
Mfr # X1E-FAS-NUT-LOC-2139x75
product price: 
$355.99
/pk 75, $4.75/ea
Oxoxo 6-32-3 Self Clinching Nut 303 Stainless Steel, 5000PK 304719
Oxoxo

6-32-3 Self Clinching Nut 303 Stainless Steel, 5000PK

Zoro # G222673263
Mfr # 304719
product price: 
$2,220.99
/pk 5000, $0.44/ea
Oxoxo M16-2.00 Din 985 Metric Nylon Insert Hex Locknut 18 8 Stainless Steel, 250PK 540934
Oxoxo

M16-2.00 Din 985 Metric Nylon Insert Hex Locknut 18 8 Stainless Steel, 250PK

Zoro # G422683246
Mfr # 540934
product price: 
$276.99
/pk 250, $1.11/ea
Oxoxo 3/4-16 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax, 50PK 455181
Oxoxo

3/4-16 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax, 50PK

Zoro # G022698596
Mfr # 455181
product price: 
$336.99
/pk 50, $6.74/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
Lock Nuts (10,000+ items) - Page 159
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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 NutsWing NutsGeneral Washers
Hex Head Cap ScrewsSocket Head Cap ScrewsMachine ScrewsLock WashersSelf-Tapping Screws
1/2" flange lock nut3/8-16 nuts stainless steellock nut 5/16-181/4" locking nutnylon insert hex nut
5/16-24 nutsnylon-insert locknutsn-10 lock nut5/16-18 nylon locking nut10mm nuts

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