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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 157

X1 Tools 7/8-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3460x200
X1 Tools

7/8-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G722847348
Mfr # X1E-FAS-NUT-LOC-3460x200
product price: 
$940.99
/pk 200, $4.70/ea
X1 Tools 3/8-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3924x4
X1 Tools

3/8-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G022860122
Mfr # X1E-FAS-NUT-LOC-3924x4
product price: 
$10.25
/pk 4, $2.56/ea
Sold in mult. of 2 for $20.50
X1 Tools 6-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3812x10
X1 Tools

6-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G522863852
Mfr # X1E-FAS-NUT-LOC-3812x10
product price: 
$5.65
/pk 10, $0.57/ea
Sold in mult. of 2 for $11.30
X1 Tools 7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1942x150
X1 Tools

7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G522848361
Mfr # X1E-FAS-NUT-LOC-1942x150
product price: 
$53.85
/pk 150, $0.36/ea
Newport Fasteners Nylon Insert Lock Nut, 3/8"-24, Steel, Grade A, Zinc Plated, 2500 PK 967796-BR-2500
Newport Fasteners

Nylon Insert Lock Nut, 3/8"-24, Steel, Grade A, Zinc Plated, 2500 PK

Zoro # G906331663
Mfr # 967796-BR-2500
product price: 
$409.99
/pk 2500, $0.16/ea
Zoro Select Lock Nut, Stainless Steel, 1/32", PK15 FLJNIX0-6-015P
Zoro Select

Lock Nut, Stainless Steel, 1/32", PK15

Zoro # G822962651
Mfr # FLJNIX0-6-015P
product price: 
$25.79
/pk 15, $1.72/ea
Standard Locknut Bearing Lock Nut, Steel KM22
Standard Locknut

Bearing Lock Nut, Steel

Zoro # G022964387
Mfr # KM22
product price: 
$118.99
/ea
Newport Fasteners Nylon Insert Lock Nut, 9/16"-18, Steel, Grade A, Zinc Plated, 800 PK 320132-BR-800
Newport Fasteners

Nylon Insert Lock Nut, 9/16"-18, Steel, Grade A, Zinc Plated, 800 PK

Zoro # G606327775
Mfr # 320132-BR-800
product price: 
$493.99
/pk 800, $0.62/ea
X1 Tools 1 1/2-6 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1632x120
X1 Tools

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

Zoro # G422848478
Mfr # X1E-FAS-NUT-LOC-1632x120
product price: 
$5,343.99
/pk 120, $44.53/ea
X1 Tools 8-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2012x1
X1 Tools

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

Zoro # G522848170
Mfr # X1E-FAS-NUT-LOC-2012x1
product price: 
$5.15
/ea
Sold in mult. of 2 for $10.30
X1 Tools 1/2-13 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3026x50
X1 Tools

1/2-13 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G822848986
Mfr # X1E-FAS-NUT-LOC-3026x50
product price: 
$74.15
/pk 50, $1.48/ea
X1 Tools 5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1014x4
X1 Tools

5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK

Zoro # G122844404
Mfr # X1E-FAS-NUT-LOC-1014x4
product price: 
$3.69
/pk 4, $0.92/ea
Sold in mult. of 3 for $11.07
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2024x100
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 100PK

Zoro # G422849765
Mfr # X1E-FAS-NUT-LOC-2024x100
product price: 
$482.99
/pk 100, $4.83/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2146x10
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G822858466
Mfr # X1E-FAS-NUT-LOC-2146x10
product price: 
$244.99
/pk 10, $24.50/ea
X1 Tools M8 x 1.25 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3484x25
X1 Tools

M8 x 1.25 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G022867152
Mfr # X1E-FAS-NUT-LOC-3484x25
product price: 
$65.99
/pk 25, $2.64/ea
X1 Tools 1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 120PK X1E-FAS-NUT-LOC-3830x120
X1 Tools

1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 120PK

Zoro # G922862035
Mfr # X1E-FAS-NUT-LOC-3830x120
product price: 
$336.99
/pk 120, $2.81/ea
X1 Tools 7/8-9 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1960x4
X1 Tools

7/8-9 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G622860980
Mfr # X1E-FAS-NUT-LOC-1960x4
product price: 
$19.15
/pk 4, $4.79/ea
X1 Tools 10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1924x4
X1 Tools

10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G022857290
Mfr # X1E-FAS-NUT-LOC-1924x4
product price: 
$0.99
/pk 4, $0.25/ea
Sold in mult. of 10 for $9.90
X1 Tools 5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1932x100
X1 Tools

5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK

Zoro # G422845224
Mfr # X1E-FAS-NUT-LOC-1932x100
product price: 
$21.79
/pk 100, $0.22/ea
X1 Tools M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1994x200
X1 Tools

M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G922847865
Mfr # X1E-FAS-NUT-LOC-1994x200
product price: 
$1,590.99
/pk 200, $7.95/ea
X1 Tools 5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3216x10
X1 Tools

5/16-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G922864565
Mfr # X1E-FAS-NUT-LOC-3216x10
product price: 
$33.85
/pk 10, $3.39/ea
X1 Tools 3/8-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1218x250
X1 Tools

3/8-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 250PK

Zoro # G822847194
Mfr # X1E-FAS-NUT-LOC-1218x250
product price: 
$197.99
/pk 250, $0.79/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1066x8
X1 Tools

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

Zoro # G122844978
Mfr # X1E-FAS-NUT-LOC-1066x8
product price: 
$435.99
/pk 8, $54.50/ea
X1 Tools 1/4-28 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2126x2
X1 Tools

1/4-28 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G422865352
Mfr # X1E-FAS-NUT-LOC-2126x2
product price: 
$1.19
/pk 2, $0.60/ea
Sold in mult. of 8 for $9.52
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2149x100
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G422860180
Mfr # X1E-FAS-NUT-LOC-2149x100
product price: 
$4,772.99
/pk 100, $47.73/ea
X1 Tools 3/4-10 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1624x1
X1 Tools

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

Zoro # G622846496
Mfr # X1E-FAS-NUT-LOC-1624x1
product price: 
$2.59
/ea
Sold in mult. of 4 for $10.36
X1 Tools 5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3230x15
X1 Tools

5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G922852692
Mfr # X1E-FAS-NUT-LOC-3230x15
product price: 
$73.49
/pk 15, $4.90/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1256x120
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK

Zoro # G322844709
Mfr # X1E-FAS-NUT-LOC-1256x120
product price: 
$5,526.99
/pk 120, $46.06/ea
X1 Tools 8-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2119x6
X1 Tools

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

Zoro # G322856238
Mfr # X1E-FAS-NUT-LOC-2119x6
product price: 
$1.59
/pk 6, $0.27/ea
Sold in mult. of 6 for $9.54
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2149x8
X1 Tools

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

Zoro # G822867499
Mfr # X1E-FAS-NUT-LOC-2149x8
product price: 
$313.99
/pk 8, $39.25/ea
Newport Fasteners Nylon Insert Lock Nut, 1-1/4"-7, Steel, Grade A, Zinc Plated, 10 PK 133937-PR-10
Newport Fasteners

Nylon Insert Lock Nut, 1-1/4"-7, Steel, Grade A, Zinc Plated, 10 PK

Zoro # G206327700
Mfr # 133937-PR-10
product price: 
$284.99
/pk 10, $28.50/ea
Oxoxo 5/16-18 Nylon Insert Flange Stop Hex Lock Nut 18-8 Stainless Steel, 1000PK 626668
Oxoxo

5/16-18 Nylon Insert Flange Stop Hex Lock Nut 18-8 Stainless Steel, 1000PK

Zoro # G122679266
Mfr # 626668
product price: 
$516.99
/pk 1000, $0.52/ea
Oxoxo M6-1.0 Metric Conical K Keps Lock Nut Zinc and Bake, 2000PK 637843
Oxoxo

M6-1.0 Metric Conical K Keps Lock Nut Zinc and Bake, 2000PK

Zoro # G622679476
Mfr # 637843
product price: 
$424.99
/pk 2000, $0.21/ea
Oxoxo 3/8-16 Serrated Flange Hex Lock Nuts Grade 5 Zinc Yellow, 1000PK 523118
Oxoxo

3/8-16 Serrated Flange Hex Lock Nuts Grade 5 Zinc Yellow, 1000PK

Zoro # G122684154
Mfr # 523118
product price: 
$273.99
/pk 1000, $0.27/ea
Oxoxo 5/16-18 K Lock Nut 18-8 Stainless Steel Nut, 420 Stainless Steel Washer, 1000PK 319658
Oxoxo

5/16-18 K Lock Nut 18-8 Stainless Steel Nut, 420 Stainless Steel Washer, 1000PK

Zoro # G822660779
Mfr # 319658
product price: 
$485.99
/pk 1000, $0.49/ea
Newport Fasteners Nylon Insert Lock Nut, 7/8"-9, 316 Stainless Steel, Not Graded, 250 PK 619347-BR-250
Newport Fasteners

Nylon Insert Lock Nut, 7/8"-9, 316 Stainless Steel, Not Graded, 250 PK

Zoro # G506329534
Mfr # 619347-BR-250
product price: 
$3,357.99
/pk 250, $13.43/ea
Lock Nuts (10,000+ items) - Page 157
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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 NutsCoupling NutsFlange NutsWing NutsGeneral Washers
Hex Head Cap ScrewsMachine ScrewsSocket Head Cap 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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