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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 175

X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3912x25
X1 Tools

10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G322845881
Mfr # X1E-FAS-NUT-LOC-3912x25
product price: 
$25.15
/pk of 25, $1.01/ea
X1 Tools 5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2236x50
X1 Tools

5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK

Zoro # G222845073
Mfr # X1E-FAS-NUT-LOC-2236x50
product price: 
$41.35
/pk of 50, $0.83/ea
X1 Tools 3/8-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3728x10
X1 Tools

3/8-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G222856949
Mfr # X1E-FAS-NUT-LOC-3728x10
product price: 
$10.25
/pk of 10, $1.03/ea
Sold in mult. of 2 pks for $20.50
X1 Tools 1/2-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1228x12
X1 Tools

1/2-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK

Zoro # G522846619
Mfr # X1E-FAS-NUT-LOC-1228x12
product price: 
$23.39
/pk of 12, $1.95/ea
X1 Tools 7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3438x20
X1 Tools

7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G322856825
Mfr # X1E-FAS-NUT-LOC-3438x20
product price: 
$5.89
/pk of 20, $0.29/ea
Sold in mult. of 2 pks for $11.78
Pem Clinch Nut, PK5 S-M10-1ZI
Pem

Clinch Nut, PK5

Zoro # G423524593
Mfr # S-M10-1ZI
product price: 
$6.79
/pk of 5, $1.36/ea
Sold in mult. of 2 pks for $13.58
X1 Tools 3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3922x400
X1 Tools

3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G122851235
Mfr # X1E-FAS-NUT-LOC-3922x400
product price: 
$479.99
/pk of 400, $1.20/ea
X1 Tools 1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3932x1
X1 Tools

1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G922861489
Mfr # X1E-FAS-NUT-LOC-3932x1
product price: 
$3.99
/ea
Sold in mult. of 3 for $11.97
No Product Image Available
Lindstrom

Jam Nut, M30 Din 439-B CL-04, PK100

Zoro # G013118461
Mfr # JN9803000-100P1
product price: 
$117.99
/pk of 100, $1.18/ea
Erickson Locknut/Stopscrew, SEALING RING CDER16085M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3586500
Mfr # CDER16085M
product price: 
$41.19
/ea
Phoenix Contact Q-MU M25 Nut plastic to lock the 1640715
Phoenix Contact

Q-MU M25 Nut plastic to lock the

Zoro # G015309096
Mfr # 1640715
product price: 
$1.99
/ea
Sold in mult. of 25 for $49.75
X1 Tools 12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1926x4
X1 Tools

12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G422861149
Mfr # X1E-FAS-NUT-LOC-1926x4
product price: 
$1.19
/pk of 4, $0.30/ea
Sold in mult. of 8 pks for $9.52
X1 Tools 5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3450x250
X1 Tools

5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G322848424
Mfr # X1E-FAS-NUT-LOC-3450x250
product price: 
$180.99
/pk of 250, $0.72/ea
X1 Tools 1/4-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1210x20
X1 Tools

1/4-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK

Zoro # G622845017
Mfr # X1E-FAS-NUT-LOC-1210x20
product price: 
$14.69
/pk of 20, $0.73/ea
X1 Tools 7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3732x8
X1 Tools

7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G622851759
Mfr # X1E-FAS-NUT-LOC-3732x8
product price: 
$16.39
/pk of 8, $2.05/ea
X1 Tools 7/8-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1627x500
X1 Tools

7/8-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G422854714
Mfr # X1E-FAS-NUT-LOC-1627x500
product price: 
$2,697.99
/pk of 500, $5.40/ea
X1 Tools M10 x 1.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3486x6
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G922845014
Mfr # X1E-FAS-NUT-LOC-3486x6
product price: 
$15.99
/pk of 6, $2.67/ea
X1 Tools 5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1214x25
X1 Tools

5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 25PK

Zoro # G522855505
Mfr # X1E-FAS-NUT-LOC-1214x25
product price: 
$20.39
/pk of 25, $0.82/ea
Erickson Locknut/Stopscrew, SEALING RING CDER40100M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3587882
Mfr # CDER40100M
product price: 
$55.49
/ea
X1 Tools 5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1622x2
X1 Tools

5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G422863921
Mfr # X1E-FAS-NUT-LOC-1622x2
product price: 
$4.15
/pk of 2, $2.08/ea
Sold in mult. of 3 pks for $12.45
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3494x75
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G122859323
Mfr # X1E-FAS-NUT-LOC-3494x75
product price: 
$1,155.99
/pk of 75, $15.41/ea
X1 Tools 5/8-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1954x25
X1 Tools

5/8-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK

Zoro # G422847679
Mfr # X1E-FAS-NUT-LOC-1954x25
product price: 
$38.49
/pk of 25, $1.54/ea
Newport Fasteners Nylon Insert Lock Nut, M6-1.00, Steel, Black Oxide, 1500 PK 711171
Newport Fasteners

Nylon Insert Lock Nut, M6-1.00, Steel, Black Oxide, 1500 PK

Zoro # G706329587
Mfr # 711171
product price: 
$293.99
/pk of 1500, $0.20/ea
Newport Fasteners Nylon Insert Lock Nut, M18-2.50, Steel, Class 8, Zinc Plated, 500 PK 809801-BR-500
Newport Fasteners

Nylon Insert Lock Nut, M18-2.50, Steel, Class 8, Zinc Plated, 500 PK

Zoro # G706331634
Mfr # 809801-BR-500
product price: 
$611.99
/pk of 500, $1.22/ea
Pem Clinch Nut, PK10 S-0518-1ZI
Pem

Clinch Nut, PK10

Zoro # G223654476
Mfr # S-0518-1ZI
product price: 
$4.15
/pk of 10, $0.42/ea
Sold in mult. of 3 pks for $12.45
Oxoxo 8-32-2 Self Clinching Nut 303 Stainless Steel, 5000PK 304555
Oxoxo

8-32-2 Self Clinching Nut 303 Stainless Steel, 5000PK

Zoro # G522683795
Mfr # 304555
product price: 
$3,538.99
/pk of 5000, $0.71/ea
X1 Tools 3/4-16 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3316x20
X1 Tools

3/4-16 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G822860704
Mfr # X1E-FAS-NUT-LOC-3316x20
product price: 
$52.59
/pk of 20, $2.63/ea
Newport Fasteners Nylon Insert Lock Nut, #8-36, 316 Stainless Steel, Not Graded, 5000 PK 252545-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, #8-36, 316 Stainless Steel, Not Graded, 5000 PK

Zoro # G206327984
Mfr # 252545-BR-5000
product price: 
$1,242.99
/pk of 5000, $0.25/ea
X1 Tools 7/16-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3734x100
X1 Tools

7/16-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G422854783
Mfr # X1E-FAS-NUT-LOC-3734x100
product price: 
$184.99
/pk of 100, $1.85/ea
X1 Tools 5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1236x75
X1 Tools

5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 75PK

Zoro # G722852441
Mfr # X1E-FAS-NUT-LOC-1236x75
product price: 
$223.99
/pk of 75, $2.99/ea
X1 Tools 3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2334x15
X1 Tools

3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 15PK

Zoro # G622865718
Mfr # X1E-FAS-NUT-LOC-2334x15
product price: 
$18.49
/pk of 15, $1.23/ea
X1 Tools 7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3438x200
X1 Tools

7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G322855316
Mfr # X1E-FAS-NUT-LOC-3438x200
product price: 
$51.25
/pk of 200, $0.26/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1986x1000
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G522845834
Mfr # X1E-FAS-NUT-LOC-1986x1000
product price: 
$1,986.99
/pk of 1000, $1.99/ea
X1 Tools 5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1236x1000
X1 Tools

5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK

Zoro # G622845888
Mfr # X1E-FAS-NUT-LOC-1236x1000
product price: 
$3,614.99
/pk of 1000, $3.61/ea
X1 Tools 1/2-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3028x500
X1 Tools

1/2-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G922848015
Mfr # X1E-FAS-NUT-LOC-3028x500
product price: 
$1,498.99
/pk of 500, $3.00/ea
Auveco Nylon Insert Lock Nut 3/4-10 USS, 25PK 15865
Auveco

Nylon Insert Lock Nut 3/4-10 USS, 25PK

Zoro # G124167037
Mfr # 15865
product price: 
$33.39
/pk of 25, $1.34/ea
Lock Nuts (10,000+ items) - Page 175
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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
distorted lock nut10mm nuts5/16-18 nylon locking nutnylon insert hex nut4" lock nuts
1" lock nuts3/8-16 ss nuts3/4 lock nuts1/2" flange lock nut1/4 npt locknuts

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