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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 222

X1 Tools 12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3424x1
X1 Tools

12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G522856540
Mfr # X1E-FAS-NUT-LOC-3424x1
product price: 
$0.66
/ea
Sold in mult. of 14 for $9.24
X1 Tools 1-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1966x6
X1 Tools

1-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G822854673
Mfr # X1E-FAS-NUT-LOC-1966x6
product price: 
$41.59
/pk 6, $6.93/ea
X1 Tools 1-8 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2143x8
X1 Tools

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

Zoro # G522854454
Mfr # X1E-FAS-NUT-LOC-2143x8
product price: 
$121.99
/pk 8, $15.25/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3758x1
X1 Tools

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

Zoro # G222855263
Mfr # X1E-FAS-NUT-LOC-3758x1
product price: 
$43.45
/ea
X1 Tools 1/2-13 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2248x1000
X1 Tools

1/2-13 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G722848109
Mfr # X1E-FAS-NUT-LOC-2248x1000
product price: 
$3,362.99
/pk 1000, $3.36/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3622x6
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G322850663
Mfr # X1E-FAS-NUT-LOC-3622x6
product price: 
$31.19
/pk 6, $5.20/ea
X1 Tools 10-24 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2014x100
X1 Tools

10-24 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 100PK

Zoro # G622850929
Mfr # X1E-FAS-NUT-LOC-2014x100
product price: 
$364.99
/pk 100, $3.65/ea
X1 Tools 1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3010x200
X1 Tools

1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G822849006
Mfr # X1E-FAS-NUT-LOC-3010x200
product price: 
$48.69
/pk 200, $0.24/ea
X1 Tools 1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3010x8
X1 Tools

1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G022855654
Mfr # X1E-FAS-NUT-LOC-3010x8
product price: 
$2.65
/pk 8, $0.33/ea
Sold in mult. of 4 for $10.60
X1 Tools 7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1962x8
X1 Tools

7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK

Zoro # G922851084
Mfr # X1E-FAS-NUT-LOC-1962x8
product price: 
$35.55
/pk 8, $4.44/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3618x4
X1 Tools

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

Zoro # G122865829
Mfr # X1E-FAS-NUT-LOC-3618x4
product price: 
$21.29
/pk 4, $5.32/ea
X1 Tools 5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3216x25
X1 Tools

5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G522857493
Mfr # X1E-FAS-NUT-LOC-3216x25
product price: 
$73.15
/pk 25, $2.93/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1010x12
X1 Tools

1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK

Zoro # G922844642
Mfr # X1E-FAS-NUT-LOC-1010x12
product price: 
$11.55
/pk 12, $0.96/ea
Sold in mult. of 2 for $23.10
X1 Tools 3/8-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1018x8
X1 Tools

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

Zoro # G422844197
Mfr # X1E-FAS-NUT-LOC-1018x8
product price: 
$11.45
/pk 8, $1.43/ea
Sold in mult. of 2 for $22.90
X1 Tools 5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1236x500
X1 Tools

5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK

Zoro # G322852827
Mfr # X1E-FAS-NUT-LOC-1236x500
product price: 
$1,841.99
/pk 500, $3.68/ea
X1 Tools 5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1014x120
X1 Tools

5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 120PK

Zoro # G222844458
Mfr # X1E-FAS-NUT-LOC-1014x120
product price: 
$80.39
/pk 120, $0.67/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1928x75
X1 Tools

1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G522852757
Mfr # X1E-FAS-NUT-LOC-1928x75
product price: 
$15.15
/pk 75, $0.20/ea
X1 Tools 1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3820x2
X1 Tools

1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G922850865
Mfr # X1E-FAS-NUT-LOC-3820x2
product price: 
$2.49
/pk 2, $1.25/ea
Sold in mult. of 4 for $9.96
X1 Tools 3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1625x50
X1 Tools

3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G022858624
Mfr # X1E-FAS-NUT-LOC-1625x50
product price: 
$94.95
/pk 50, $1.90/ea
X1 Tools 1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1631x75
X1 Tools

1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G922857383
Mfr # X1E-FAS-NUT-LOC-1631x75
product price: 
$1,785.99
/pk 75, $23.81/ea
X1 Tools 5/8-11 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1952x400
X1 Tools

5/8-11 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK

Zoro # G322855644
Mfr # X1E-FAS-NUT-LOC-1952x400
product price: 
$499.99
/pk 400, $1.25/ea
X1 Tools 5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1214x120
X1 Tools

5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK

Zoro # G622844676
Mfr # X1E-FAS-NUT-LOC-1214x120
product price: 
$78.85
/pk 120, $0.66/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3426x250
X1 Tools

1/4-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G222848319
Mfr # X1E-FAS-NUT-LOC-3426x250
product price: 
$34.99
/pk 250, $0.14/ea
X1 Tools 5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3216x100
X1 Tools

5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G222866214
Mfr # X1E-FAS-NUT-LOC-3216x100
product price: 
$268.99
/pk 100, $2.69/ea
X1 Tools 1/4-28 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1012x250
X1 Tools

1/4-28 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 250PK

Zoro # G322844655
Mfr # X1E-FAS-NUT-LOC-1012x250
product price: 
$125.99
/pk 250, $0.50/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1986x10
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G122847146
Mfr # X1E-FAS-NUT-LOC-1986x10
product price: 
$19.49
/pk 10, $1.95/ea
X1 Tools 1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3738x1000
X1 Tools

1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G422863099
Mfr # X1E-FAS-NUT-LOC-3738x1000
product price: 
$2,204.99
/pk 1000, $2.20/ea
X1 Tools 7/16-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2338x20
X1 Tools

7/16-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 20PK

Zoro # G422857494
Mfr # X1E-FAS-NUT-LOC-2338x20
product price: 
$38.29
/pk 20, $1.91/ea
Oxoxo M5-0.8 Din 985 Metric Class 8 Nylon Insert Hex Locknut Black Oxide and Oil, 2000PK 558599
Oxoxo

M5-0.8 Din 985 Metric Class 8 Nylon Insert Hex Locknut Black Oxide and Oil, 2000PK

Zoro # G822673700
Mfr # 558599
product price: 
$124.99
/pk 2000, $0.06/ea
Oxoxo 5/16-18CE12698 Nylon Insert Flange Hex Locknut Grade 8 Zinc Yellow, 600PK 410702
Oxoxo

5/16-18CE12698 Nylon Insert Flange Hex Locknut Grade 8 Zinc Yellow, 600PK

Zoro # G122680965
Mfr # 410702
product price: 
$234.99
/pk 600, $0.39/ea
Oxoxo 8-32 K Lock Nut Zinc Yellow and Bake, 5000PK 591622
Oxoxo

8-32 K Lock Nut Zinc Yellow and Bake, 5000PK

Zoro # G922669047
Mfr # 591622
product price: 
$287.99
/pk 5000, $0.06/ea
Oxoxo M6-1.0 Metric Class 8 K Lock Nut Zinc, 2000PK 374392
Oxoxo

M6-1.0 Metric Class 8 K Lock Nut Zinc, 2000PK

Zoro # G822690493
Mfr # 374392
product price: 
$318.99
/pk 2000, $0.16/ea
Oxoxo 3/8-16 NE Nylon Insert Hex Lock Nut Zinc, 1000PK 190790
Oxoxo

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

Zoro # G422686087
Mfr # 190790
product price: 
$182.99
/pk 1000, $0.18/ea
X1 Tools 5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2328x10
X1 Tools

5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G922848398
Mfr # X1E-FAS-NUT-LOC-2328x10
product price: 
$9.79
/pk 10, $0.98/ea
Sold in mult. of 2 for $19.58
X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2320x1000
X1 Tools

10-32 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G422846689
Mfr # X1E-FAS-NUT-LOC-2320x1000
product price: 
$251.99
/pk 1000, $0.25/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1988x10
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G222864210
Mfr # X1E-FAS-NUT-LOC-1988x10
product price: 
$30.45
/pk 10, $3.05/ea
Lock Nuts (10,000+ items) - Page 222
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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
3/4 lock nuts1/4" locking nut10mm nuts1" lock nuts1/2" flange lock nut
nylon insert hex nutn-10 lock nut3/8-16 ss nuts1/4 npt locknuts4" lock nuts

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