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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 218

X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3736x25
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G622862229
Mfr # X1E-FAS-NUT-LOC-3736x25
product price: 
$44.89
/pk of 25, $1.80/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2018x500
X1 Tools

1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK

Zoro # G122856599
Mfr # X1E-FAS-NUT-LOC-2018x500
product price: 
$1,838.99
/pk of 500, $3.68/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1010x120
X1 Tools

1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 120PK

Zoro # G622844379
Mfr # X1E-FAS-NUT-LOC-1010x120
product price: 
$62.29
/pk of 120, $0.52/ea
X1 Tools 3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1958x6
X1 Tools

3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G522864002
Mfr # X1E-FAS-NUT-LOC-1958x6
product price: 
$15.69
/pk of 6, $2.61/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 of 10, $0.98/ea
Sold in mult. of 2 pks for $19.58
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2139x6
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK

Zoro # G222866580
Mfr # X1E-FAS-NUT-LOC-2139x6
product price: 
$35.79
/pk of 6, $5.97/ea
X1 Tools 5/8-11 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3742x150
X1 Tools

5/8-11 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G422861088
Mfr # X1E-FAS-NUT-LOC-3742x150
product price: 
$797.99
/pk of 150, $5.32/ea
X1 Tools 1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1060x6
X1 Tools

1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 6PK

Zoro # G122849195
Mfr # X1E-FAS-NUT-LOC-1060x6
product price: 
$247.99
/pk of 6, $41.33/ea
X1 Tools 5/8-11 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3310x500
X1 Tools

5/8-11 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G122867007
Mfr # X1E-FAS-NUT-LOC-3310x500
product price: 
$3,087.99
/pk of 500, $6.18/ea
X1 Tools 10-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2121x10
X1 Tools

10-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G122848914
Mfr # X1E-FAS-NUT-LOC-2121x10
product price: 
$2.85
/pk of 10, $0.29/ea
Sold in mult. of 4 pks for $11.40
Zoro Select Lock Nut, 5/16"-24, Nylon, Black Oxide, 0.25 in Ht, 1000 PK 32NSB
Zoro Select

Lock Nut, 5/16"-24, Nylon, Black Oxide, 0.25 in Ht, 1000 PK

Zoro # G2450565
Mfr # 32NSB
product price: 
$107.99
/pk of 1000, $0.11/ea
Zoro Select Top Lock Distorted Thread Lock Nut, M4-0.70, Steel, Class 8, Zinc Plated, 5 mm Ht, 100 PK M12858.040.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, M4-0.70, Steel, Class 8, Zinc Plated, 5 mm Ht, 100 PK

Zoro # G1971700
Mfr # M12858.040.0001
product price: 
$12.59
/pk of 100, $0.13/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3764x75
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G722847928
Mfr # X1E-FAS-NUT-LOC-3764x75
product price: 
$4,699.99
/pk of 75, $62.67/ea
X1 Tools 10-24 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3614x10
X1 Tools

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

Zoro # G722864321
Mfr # X1E-FAS-NUT-LOC-3614x10
product price: 
$42.79
/pk of 10, $4.28/ea
X1 Tools 5/8-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2138x50
X1 Tools

5/8-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK

Zoro # G122854199
Mfr # X1E-FAS-NUT-LOC-2138x50
product price: 
$170.99
/pk of 50, $3.42/ea
X1 Tools 5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3312x75
X1 Tools

5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G322853886
Mfr # X1E-FAS-NUT-LOC-3312x75
product price: 
$632.99
/pk of 75, $8.44/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2018x200
X1 Tools

1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 200PK

Zoro # G822851764
Mfr # X1E-FAS-NUT-LOC-2018x200
product price: 
$752.99
/pk of 200, $3.76/ea
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3726x100
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G322854456
Mfr # X1E-FAS-NUT-LOC-3726x100
product price: 
$45.89
/pk of 100, $0.46/ea
X1 Tools 5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1014x50
X1 Tools

5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK

Zoro # G722844170
Mfr # X1E-FAS-NUT-LOC-1014x50
product price: 
$37.75
/pk of 50, $0.76/ea
X1 Tools 1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3226x150
X1 Tools

1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G722852199
Mfr # X1E-FAS-NUT-LOC-3226x150
product price: 
$509.99
/pk of 150, $3.40/ea
X1 Tools 1/2-20 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2134x25
X1 Tools

1/2-20 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G322851332
Mfr # X1E-FAS-NUT-LOC-2134x25
product price: 
$53.59
/pk of 25, $2.14/ea
X1 Tools 5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3230x20
X1 Tools

5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G722847980
Mfr # X1E-FAS-NUT-LOC-3230x20
product price: 
$94.55
/pk of 20, $4.73/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3712x200
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G022849615
Mfr # X1E-FAS-NUT-LOC-3712x200
product price: 
$49.39
/pk of 200, $0.25/ea
X1 Tools 3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1958x10
X1 Tools

3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G822863231
Mfr # X1E-FAS-NUT-LOC-1958x10
product price: 
$22.89
/pk of 10, $2.29/ea
X1 Tools 1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1631x200
X1 Tools

1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G922853538
Mfr # X1E-FAS-NUT-LOC-1631x200
product price: 
$4,875.99
/pk of 200, $24.38/ea
Newport Fasteners Nylon Insert Lock Nut, 3/4"-10, Steel, Zinc Plated, 400 PK NB305195B-400
Newport Fasteners

Nylon Insert Lock Nut, 3/4"-10, Steel, Zinc Plated, 400 PK

Zoro # G206331806
Mfr # NB305195B-400
product price: 
$307.99
/pk of 400, $0.77/ea
X1 Tools 3/4-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3232x25
X1 Tools

3/4-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G322858478
Mfr # X1E-FAS-NUT-LOC-3232x25
product price: 
$195.99
/pk of 25, $7.84/ea
X1 Tools 3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3020x2
X1 Tools

3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G822857643
Mfr # X1E-FAS-NUT-LOC-3020x2
product price: 
$1.99
/pk of 2, $1.00/ea
Sold in mult. of 5 pks for $9.95
X1 Tools 1/4-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3426x10
X1 Tools

1/4-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G422850617
Mfr # X1E-FAS-NUT-LOC-3426x10
product price: 
$1.99
/pk of 10, $0.20/ea
Sold in mult. of 5 pks for $9.95
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3746x12
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G422864843
Mfr # X1E-FAS-NUT-LOC-3746x12
product price: 
$206.99
/pk of 12, $17.25/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3736x8
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G322851035
Mfr # X1E-FAS-NUT-LOC-3736x8
product price: 
$17.49
/pk of 8, $2.19/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2018x4
X1 Tools

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

Zoro # G522855253
Mfr # X1E-FAS-NUT-LOC-2018x4
product price: 
$21.29
/pk of 4, $5.32/ea
X1 Tools 7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1942x250
X1 Tools

7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G122864358
Mfr # X1E-FAS-NUT-LOC-1942x250
product price: 
$84.69
/pk of 250, $0.34/ea
X1 Tools 3/4-10 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3314x6
X1 Tools

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

Zoro # G422860357
Mfr # X1E-FAS-NUT-LOC-3314x6
product price: 
$63.19
/pk of 6, $10.53/ea
X1 Tools 1-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3464x10
X1 Tools

1-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G922854719
Mfr # X1E-FAS-NUT-LOC-3464x10
product price: 
$55.75
/pk of 10, $5.58/ea
X1 Tools 7/8-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3752x50
X1 Tools

7/8-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G422853717
Mfr # X1E-FAS-NUT-LOC-3752x50
product price: 
$1,758.99
/pk of 50, $35.18/ea
Lock Nuts (10,000+ items) - Page 218
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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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