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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 200

X1 Tools 4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2114x200
X1 Tools

4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G822850439
Mfr # X1E-FAS-NUT-LOC-2114x200
product price:  $29.65
/pk 200, $0.15/ea
X1 Tools 1-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1966x20
X1 Tools

1-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G222853511
Mfr # X1E-FAS-NUT-LOC-1966x20
product price:  $118.99
/pk 20, $5.95/ea
X1 Tools 7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1224x200
X1 Tools

7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 200PK

Zoro # G522855710
Mfr # X1E-FAS-NUT-LOC-1224x200
product price:  $223.99
/pk 200, $1.12/ea
Oxoxo 3/8-16 Nylon Insert Flange Stop Hex Lock Nut Zinc, 1000PK 410678
Oxoxo

3/8-16 Nylon Insert Flange Stop Hex Lock Nut Zinc, 1000PK

Zoro # G922697507
Mfr # 410678
product price:  $315.99
/pk 1000, $0.32/ea
X1 Tools 5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1236x6
X1 Tools

5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 6PK

Zoro # G022850208
Mfr # X1E-FAS-NUT-LOC-1236x6
product price:  $24.99
/pk 6, $4.17/ea
X1 Tools 1-8 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1964x200
X1 Tools

1-8 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G422851294
Mfr # X1E-FAS-NUT-LOC-1964x200
product price:  $1,603.99
/pk 200, $8.02/ea
Oxoxo M20-1.50 Din 985 Metric Class 8 Nylon Insert Hex Locknut Zinc, 50PK 278218
Oxoxo

M20-1.50 Din 985 Metric Class 8 Nylon Insert Hex Locknut Zinc, 50PK

Zoro # G322675914
Mfr # 278218
product price:  $112.99
/pk 50, $2.26/ea
X1 Tools 1 1/2-6 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1632x2
X1 Tools

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

Zoro # G922852791
Mfr # X1E-FAS-NUT-LOC-1632x2
product price:  $74.59
/pk 2, $37.30/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3426x25
X1 Tools

1/4-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G422851904
Mfr # X1E-FAS-NUT-LOC-3426x25
product price:  $4.19
/pk 25, $0.17/ea
X1 Tools 1/2-13 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3442x400
X1 Tools

1/2-13 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G822860506
Mfr # X1E-FAS-NUT-LOC-3442x400
product price:  $139.99
/pk 400, $0.35/ea
X1 Tools 1-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2145x4
X1 Tools

1-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G222855225
Mfr # X1E-FAS-NUT-LOC-2145x4
product price:  $74.35
/pk 4, $18.59/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2117x400
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G622852893
Mfr # X1E-FAS-NUT-LOC-2117x400
product price:  $61.59
/pk 400, $0.15/ea
X1 Tools 1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2147x8
X1 Tools

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

Zoro # G522846930
Mfr # X1E-FAS-NUT-LOC-2147x8
product price:  $260.99
/pk 8, $32.62/ea
X1 Tools 5/8-11 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3742x400
X1 Tools

5/8-11 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G022852530
Mfr # X1E-FAS-NUT-LOC-3742x400
product price:  $2,461.99
/pk 400, $6.15/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2139x500
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G622849657
Mfr # X1E-FAS-NUT-LOC-2139x500
product price:  $2,919.99
/pk 500, $5.84/ea
X1 Tools 1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3830x12
X1 Tools

1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G922860017
Mfr # X1E-FAS-NUT-LOC-3830x12
product price:  $41.15
/pk 12, $3.43/ea
X1 Tools 5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2137x1
X1 Tools

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

Zoro # G922849210
Mfr # X1E-FAS-NUT-LOC-2137x1
product price:  $4.35
/ea
X1 Tools 7/8-9 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2141x100
X1 Tools

7/8-9 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G322851936
Mfr # X1E-FAS-NUT-LOC-2141x100
product price:  $856.99
/pk 100, $8.57/ea
X1 Tools M4 x 0.7 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3478x20
X1 Tools

M4 x 0.7 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G222865477
Mfr # X1E-FAS-NUT-LOC-3478x20
product price:  $19.19
/pk 20, $0.96/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2149x25
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G422853946
Mfr # X1E-FAS-NUT-LOC-2149x25
product price:  $1,298.99
/pk 25, $51.96/ea
X1 Tools 2-56 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3410x25
X1 Tools

2-56 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G622863073
Mfr # X1E-FAS-NUT-LOC-3410x25
product price:  $17.69
/pk 25, $0.71/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3718x4
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G822845329
Mfr # X1E-FAS-NUT-LOC-3718x4
product price:  $1.59
/pk 4, $0.40/ea
X1 Tools 1 1/8-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1968x75
X1 Tools

1 1/8-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G522853204
Mfr # X1E-FAS-NUT-LOC-1968x75
product price:  $932.99
/pk 75, $12.44/ea
X1 Tools 5/8-11 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1234x120
X1 Tools

5/8-11 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK

Zoro # G222846032
Mfr # X1E-FAS-NUT-LOC-1234x120
product price:  $352.99
/pk 120, $2.94/ea
X1 Tools 1-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3038x500
X1 Tools

1-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G822857537
Mfr # X1E-FAS-NUT-LOC-3038x500
product price:  $7,843.99
/pk 500, $15.69/ea
X1 Tools M8 x 1.25 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3484x150
X1 Tools

M8 x 1.25 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G122863979
Mfr # X1E-FAS-NUT-LOC-3484x150
product price:  $354.99
/pk 150, $2.37/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 9/64", PK25

Zoro # G022962109
Mfr # FLHNFI025-025P
product price:  $14.99
/pk 25, $0.60/ea
No Product Image Available
Zoro Select

Lock Nut, Stainless Steel, 1/16", PK5

Zoro # G722961785
Mfr # FLJNFIX-10SLV-005P
product price:  $29.59
/pk 5, $5.92/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1010x100
X1 Tools

1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 100PK

Zoro # G422844180
Mfr # X1E-FAS-NUT-LOC-1010x100
product price:  $52.25
/pk 100, $0.52/ea
X1 Tools 3/4-10 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3454x4
X1 Tools

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

Zoro # G122861487
Mfr # X1E-FAS-NUT-LOC-3454x4
product price:  $13.99
/pk 4, $3.50/ea
X1 Tools 3/8-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1018x25
X1 Tools

3/8-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK

Zoro # G522844486
Mfr # X1E-FAS-NUT-LOC-1018x25
product price:  $23.29
/pk 25, $0.93/ea
Oxoxo 1/2-13 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 100PK 277943
Oxoxo

1/2-13 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 100PK

Zoro # G422667710
Mfr # 277943
product price:  $33.65
/pk 100, $0.34/ea
X1 Tools 3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3922x250
X1 Tools

3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G322844846
Mfr # X1E-FAS-NUT-LOC-3922x250
product price:  $306.99
/pk 250, $1.23/ea
X1 Tools M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3482x120
X1 Tools

M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G722862044
Mfr # X1E-FAS-NUT-LOC-3482x120
product price:  $229.99
/pk 120, $1.92/ea
X1 Tools 5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1916x250
X1 Tools

5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G722846464
Mfr # X1E-FAS-NUT-LOC-1916x250
product price:  $29.55
/pk 250, $0.12/ea
Oxoxo 4-40 K Lock Nut 18 8 Stainless Steel Black Oxide and Oil, 2000PK 438316
Oxoxo

4-40 K Lock Nut 18 8 Stainless Steel Black Oxide and Oil, 2000PK

Zoro # G222688465
Mfr # 438316
product price:  $490.99
/pk 2000, $0.25/ea
Lock Nuts (10,000+ items) - Page 200
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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
1/4-20 stainless steel nutlock nut 5/16-18flanged locknut3/8" flange nuts5/16-18 stainless steel bolt
lock nut nylon insertserrated flange lock nutdistorted thread lock nut5/8-18 flange nutnylon-insert locknuts

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