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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 201

X1 Tools 10-24 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3614x12
X1 Tools

10-24 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G422856664
Mfr # X1E-FAS-NUT-LOC-3614x12
product price: 
$49.79
/pk of 12, $4.15/ea
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3730x400
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G822856264
Mfr # X1E-FAS-NUT-LOC-3730x400
product price: 
$222.99
/pk of 400, $0.56/ea
Oxoxo 5/16-18 Stover Alternative Lock Nut Automation Style With Flange Grade G Black Phosphate, 2500PK 409070
Oxoxo

5/16-18 Stover Alternative Lock Nut Automation Style With Flange Grade G Black Phosphate, 2500PK

Zoro # G522686857
Mfr # 409070
product price: 
$517.99
/pk of 2500, $0.21/ea
X1 Tools 5/8-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3744x120
X1 Tools

5/8-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G722856463
Mfr # X1E-FAS-NUT-LOC-3744x120
product price: 
$812.99
/pk of 120, $6.77/ea
X1 Tools 5/16-18 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3918x50
X1 Tools

5/16-18 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G022852868
Mfr # X1E-FAS-NUT-LOC-3918x50
product price: 
$47.69
/pk of 50, $0.95/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3746x50
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G122853635
Mfr # X1E-FAS-NUT-LOC-3746x50
product price: 
$824.99
/pk of 50, $16.50/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3434x150
X1 Tools

3/8-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G422852468
Mfr # X1E-FAS-NUT-LOC-3434x150
product price: 
$35.99
/pk of 150, $0.24/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1066x150
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 150PK

Zoro # G722845726
Mfr # X1E-FAS-NUT-LOC-1066x150
product price: 
$9,893.99
/pk of 150, $65.96/ea
X1 Tools 1-8 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1628x200
X1 Tools

1-8 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G222865101
Mfr # X1E-FAS-NUT-LOC-1628x200
product price: 
$1,528.99
/pk of 200, $7.64/ea
X1 Tools 1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1212x1
X1 Tools

1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts

Zoro # G922852616
Mfr # X1E-FAS-NUT-LOC-1212x1
product price: 
$1.15
/ea
Sold in mult. of 9 for $10.35
X1 Tools 3/8-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3220x6
X1 Tools

3/8-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G322862680
Mfr # X1E-FAS-NUT-LOC-3220x6
product price: 
$16.15
/pk of 6, $2.69/ea
X1 Tools 3/4-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3456x1000
X1 Tools

3/4-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G922845656
Mfr # X1E-FAS-NUT-LOC-3456x1000
product price: 
$2,613.99
/pk of 1000, $2.61/ea
X1 Tools M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3480x12
X1 Tools

M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G422848119
Mfr # X1E-FAS-NUT-LOC-3480x12
product price: 
$14.19
/pk of 12, $1.18/ea
X1 Tools 4-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3412x25
X1 Tools

4-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G722863720
Mfr # X1E-FAS-NUT-LOC-3412x25
product price: 
$10.39
/pk of 25, $0.42/ea
Sold in mult. of 2 pks for $20.78
X1 Tools 5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1014x6
X1 Tools

5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 6PK

Zoro # G022844719
Mfr # X1E-FAS-NUT-LOC-1014x6
product price: 
$5.29
/pk of 6, $0.88/ea
Sold in mult. of 2 pks for $10.58
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 Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1980x50
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G622849947
Mfr # X1E-FAS-NUT-LOC-1980x50
product price: 
$31.99
/pk of 50, $0.64/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3712x10
X1 Tools

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

Zoro # G422867851
Mfr # X1E-FAS-NUT-LOC-3712x10
product price: 
$3.19
/pk of 10, $0.32/ea
Sold in mult. of 3 pks for $9.57
X1 Tools 8-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2222x150
X1 Tools

8-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G822847828
Mfr # X1E-FAS-NUT-LOC-2222x150
product price: 
$48.99
/pk of 150, $0.33/ea
X1 Tools 8-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3814x75
X1 Tools

8-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G422855315
Mfr # X1E-FAS-NUT-LOC-3814x75
product price: 
$40.15
/pk of 75, $0.54/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3712x25
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G722863539
Mfr # X1E-FAS-NUT-LOC-3712x25
product price: 
$10.95
/pk of 25, $0.44/ea
Sold in mult. of 2 pks for $21.90
X1 Tools 1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1212x10
X1 Tools

1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 10PK

Zoro # G922855211
Mfr # X1E-FAS-NUT-LOC-1212x10
product price: 
$9.89
/pk of 10, $0.99/ea
Sold in mult. of 2 pks for $19.78
X1 Tools 3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1625x2
X1 Tools

3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G022852882
Mfr # X1E-FAS-NUT-LOC-1625x2
product price: 
$4.85
/pk of 2, $2.43/ea
Sold in mult. of 2 pks for $9.70
X1 Tools 4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2114x12
X1 Tools

4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G622862410
Mfr # X1E-FAS-NUT-LOC-2114x12
product price: 
$2.15
/pk of 12, $0.18/ea
Sold in mult. of 5 pks for $10.75
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2128x10
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G122849935
Mfr # X1E-FAS-NUT-LOC-2128x10
product price: 
$5.29
/pk of 10, $0.53/ea
Sold in mult. of 2 pks for $10.58
Zoro Select Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, Passivate, 750 PK 31NY188
Zoro Select

Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, Passivate, 750 PK

Zoro # G2455081
Mfr # 31NY188
product price: 
$214.99
/pk of 750, $0.29/ea
Oxoxo 3/8-16 NE Nylon Insert Hex Lock Nut Zinc Yellow, 1000PK 414953
Oxoxo

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

Zoro # G222682821
Mfr # 414953
product price: 
$167.99
/pk of 1000, $0.17/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 of 2000, $0.16/ea
Oxoxo 1-8 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax, 20PK 534212
Oxoxo

1-8 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax, 20PK

Zoro # G822668102
Mfr # 534212
product price: 
$413.99
/pk of 20, $20.70/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3622x100
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G322863236
Mfr # X1E-FAS-NUT-LOC-3622x100
product price: 
$398.99
/pk of 100, $3.99/ea
X1 Tools 5/16-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3016x2
X1 Tools

5/16-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G122853963
Mfr # X1E-FAS-NUT-LOC-3016x2
product price: 
$10.75
/pk of 2, $5.38/ea
Sold in mult. of 2 pks for $21.50
X1 Tools 1/4-28 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3212x150
X1 Tools

1/4-28 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G822846418
Mfr # X1E-FAS-NUT-LOC-3212x150
product price: 
$329.99
/pk of 150, $2.20/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 250PK X1E-FAS-NUT-LOC-2020x250
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 250PK

Zoro # G022864519
Mfr # X1E-FAS-NUT-LOC-2020x250
product price: 
$980.99
/pk of 250, $3.92/ea
X1 Tools 1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3040x100
X1 Tools

1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G422848485
Mfr # X1E-FAS-NUT-LOC-3040x100
product price: 
$3,023.99
/pk of 100, $30.24/ea
X1 Tools 9/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2136x2
X1 Tools

9/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G722857248
Mfr # X1E-FAS-NUT-LOC-2136x2
product price: 
$15.49
/pk of 2, $7.75/ea
X1 Tools 3/4-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-2140x75
X1 Tools

3/4-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK

Zoro # G722846938
Mfr # X1E-FAS-NUT-LOC-2140x75
product price: 
$387.99
/pk of 75, $5.17/ea
Lock Nuts (10,000+ items) - Page 201
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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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