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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 239

X1 Tools 10-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3616x75
X1 Tools

10-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G122866253
Mfr # X1E-FAS-NUT-LOC-3616x75
product price:  $303.99
/pk 75, $4.05/ea
X1 Tools 10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2228x20
X1 Tools

10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK

Zoro # G722856395
Mfr # X1E-FAS-NUT-LOC-2228x20
product price:  $25.95
/pk 20, $1.30/ea
X1 Tools 5/8-11 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1034x8
X1 Tools

5/8-11 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 8PK

Zoro # G122849928
Mfr # X1E-FAS-NUT-LOC-1034x8
product price:  $30.49
/pk 8, $3.81/ea
X1 Tools 5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1932x1
X1 Tools

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

Zoro # G622853982
Mfr # X1E-FAS-NUT-LOC-1932x1
product price:  $0.65
/ea
Sold in mult. of 14 for $9.10
X1 Tools 8-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3418x400
X1 Tools

8-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G222865880
Mfr # X1E-FAS-NUT-LOC-3418x400
product price:  $43.19
/pk 400, $0.11/ea
X1 Tools 1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3040x120
X1 Tools

1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G422852048
Mfr # X1E-FAS-NUT-LOC-3040x120
product price:  $3,602.99
/pk 120, $30.02/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3620x8
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G722845634
Mfr # X1E-FAS-NUT-LOC-3620x8
product price:  $40.59
/pk 8, $5.07/ea
X1 Tools 5/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3430x12
X1 Tools

5/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G722853196
Mfr # X1E-FAS-NUT-LOC-3430x12
product price:  $2.69
/pk 12, $0.22/ea
Sold in mult. of 4 for $10.76
X1 Tools 3/8-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3436x25
X1 Tools

3/8-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G222860878
Mfr # X1E-FAS-NUT-LOC-3436x25
product price:  $6.15
/pk 25, $0.25/ea
Sold in mult. of 2 for $12.30
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3910x6
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G722856128
Mfr # X1E-FAS-NUT-LOC-3910x6
product price:  $6.35
/pk 6, $1.06/ea
Sold in mult. of 2 for $12.70
X1 Tools M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3480x15
X1 Tools

M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G022845143
Mfr # X1E-FAS-NUT-LOC-3480x15
product price:  $16.15
/pk 15, $1.08/ea
X1 Tools 1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3720x6
X1 Tools

1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G922848282
Mfr # X1E-FAS-NUT-LOC-3720x6
product price:  $2.65
/pk 6, $0.44/ea
Sold in mult. of 4 for $10.60
Newport Fasteners Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 100 PK 621904-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 100 PK

Zoro # G306329789
Mfr # 621904-PR-100
product price:  $35.99
/pk 100, $0.36/ea
X1 Tools 8-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3612x1
X1 Tools

8-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G022845433
Mfr # X1E-FAS-NUT-LOC-3612x1
product price:  $5.15
/ea
Sold in mult. of 2 for $10.30
X1 Tools 3/8-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1220x150
X1 Tools

3/8-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 150PK

Zoro # G422846948
Mfr # X1E-FAS-NUT-LOC-1220x150
product price:  $123.99
/pk 150, $0.83/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 5/16-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1934x75
X1 Tools

5/16-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G222866023
Mfr # X1E-FAS-NUT-LOC-1934x75
product price:  $17.19
/pk 75, $0.23/ea
X1 Tools 10-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2016x6
X1 Tools

10-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 6PK

Zoro # G222856802
Mfr # X1E-FAS-NUT-LOC-2016x6
product price:  $29.65
/pk 6, $4.94/ea
X1 Tools 5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1916x150
X1 Tools

5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G122864839
Mfr # X1E-FAS-NUT-LOC-1916x150
product price:  $18.89
/pk 150, $0.13/ea
X1 Tools 7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3024x400
X1 Tools

7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G622854897
Mfr # X1E-FAS-NUT-LOC-3024x400
product price:  $334.99
/pk 400, $0.84/ea
X1 Tools 1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-2250x120
X1 Tools

1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK

Zoro # G722852847
Mfr # X1E-FAS-NUT-LOC-2250x120
product price:  $701.99
/pk 120, $5.85/ea
X1 Tools 5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1036x400
X1 Tools

5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK

Zoro # G522844561
Mfr # X1E-FAS-NUT-LOC-1036x400
product price:  $1,475.99
/pk 400, $3.69/ea
X1 Tools 3/4-10 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1624x6
X1 Tools

3/4-10 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G622849695
Mfr # X1E-FAS-NUT-LOC-1624x6
product price:  $16.29
/pk 6, $2.72/ea
Oxoxo 3/8-24 Nylon Insert Hex Locknut NE Light Hex Standard Height Grade 5 Zinc, 1500PK 538673
Oxoxo

3/8-24 Nylon Insert Hex Locknut NE Light Hex Standard Height Grade 5 Zinc, 1500PK

Zoro # G822684829
Mfr # 538673
product price:  $459.99
/pk 1500, $0.31/ea
X1 Tools 3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3748x1000
X1 Tools

3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G022854244
Mfr # X1E-FAS-NUT-LOC-3748x1000
product price:  $28,523.99
/pk 1000, $28.52/ea
X1 Tools 5/8-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3032x150
X1 Tools

5/8-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G922847230
Mfr # X1E-FAS-NUT-LOC-3032x150
product price:  $592.99
/pk 150, $3.95/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1066x20
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK

Zoro # G122847788
Mfr # X1E-FAS-NUT-LOC-1066x20
product price:  $1,320.99
/pk 20, $66.05/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
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3726x20
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G022863208
Mfr # X1E-FAS-NUT-LOC-3726x20
product price:  $13.59
/pk 20, $0.68/ea
Oxoxo M4-0.7 Metric Class 8 K Lock Nut Zinc, 5000PK 374372
Oxoxo

M4-0.7 Metric Class 8 K Lock Nut Zinc, 5000PK

Zoro # G822673526
Mfr # 374372
product price:  $317.99
/pk 5000, $0.06/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 5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3216x400
X1 Tools

5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G222858219
Mfr # X1E-FAS-NUT-LOC-3216x400
product price:  $1,033.99
/pk 400, $2.58/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:  $18.19
/pk 20, $0.91/ea
X1 Tools 7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3024x1000
X1 Tools

7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G122867021
Mfr # X1E-FAS-NUT-LOC-3024x1000
product price:  $1,035.99
/pk 1000, $1.04/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2122x400
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G322857990
Mfr # X1E-FAS-NUT-LOC-2122x400
product price:  $81.89
/pk 400, $0.20/ea
X1 Tools 1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3226x20
X1 Tools

1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G622867781
Mfr # X1E-FAS-NUT-LOC-3226x20
product price:  $76.15
/pk 20, $3.81/ea
Lock Nuts (10,000+ items) - Page 239
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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 ScrewsMachine ScrewsSocket Head Cap ScrewsLock WashersSelf-Tapping Screws
5/16-24 nutslock nut 5/16-18flanged locknut3/8-16 nuts stainless steel1/2" flange lock nut
nylon-insert locknuts1/4" locking nutn-10 lock nutnylon insert hex nut10mm nuts

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