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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 129

X1 Tools 5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1036x75
X1 Tools

5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 75PK

Zoro # G022851984
Mfr # X1E-FAS-NUT-LOC-1036x75
product price: 
$220.99
/pk 75, $2.95/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3622x15
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G422864041
Mfr # X1E-FAS-NUT-LOC-3622x15
product price: 
$66.69
/pk 15, $4.45/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3434x250
X1 Tools

3/8-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G622861918
Mfr # X1E-FAS-NUT-LOC-3434x250
product price: 
$51.45
/pk 250, $0.21/ea
X1 Tools 3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3748x100
X1 Tools

3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G422852192
Mfr # X1E-FAS-NUT-LOC-3748x100
product price: 
$2,962.99
/pk 100, $29.63/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1986x1
X1 Tools

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

Zoro # G322851776
Mfr # X1E-FAS-NUT-LOC-1986x1
product price: 
$2.19
/ea
Sold in mult. of 5 for $10.95
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3910x1
X1 Tools

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

Zoro # G922856225
Mfr # X1E-FAS-NUT-LOC-3910x1
product price: 
$1.45
/ea
Sold in mult. of 7 for $10.15
X1 Tools 7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3438x120
X1 Tools

7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G722865809
Mfr # X1E-FAS-NUT-LOC-3438x120
product price: 
$35.89
/pk 120, $0.30/ea
X1 Tools 1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3236x10
X1 Tools

1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G422863129
Mfr # X1E-FAS-NUT-LOC-3236x10
product price: 
$159.99
/pk 10, $16.00/ea
X1 Tools 1/4-28 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3722x400
X1 Tools

1/4-28 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G822861343
Mfr # X1E-FAS-NUT-LOC-3722x400
product price: 
$122.99
/pk 400, $0.31/ea
Newport Fasteners Serrated Lock Nut, 7/16"-20, Steel, Zinc Plated, 100 PK 321023-PR-100
Newport Fasteners

Serrated Lock Nut, 7/16"-20, Steel, Zinc Plated, 100 PK

Zoro # G906308887
Mfr # 321023-PR-100
product price: 
$79.65
/pk 100, $0.80/ea
X1 Tools 3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1625x25
X1 Tools

3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK

Zoro # G822851979
Mfr # X1E-FAS-NUT-LOC-1625x25
product price: 
$51.49
/pk 25, $2.06/ea
X1 Tools 5/16-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1216x25
X1 Tools

5/16-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 25PK

Zoro # G222849712
Mfr # X1E-FAS-NUT-LOC-1216x25
product price: 
$20.49
/pk 25, $0.82/ea
X1 Tools 7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3438x250
X1 Tools

7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G322857563
Mfr # X1E-FAS-NUT-LOC-3438x250
product price: 
$63.85
/pk 250, $0.26/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3758x120
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G322861386
Mfr # X1E-FAS-NUT-LOC-3758x120
product price: 
$4,600.99
/pk 120, $38.34/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2022x1000
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G222847213
Mfr # X1E-FAS-NUT-LOC-2022x1000
product price: 
$3,990.99
/pk 1000, $3.99/ea
X1 Tools 5/16-18 Black-Oxide 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3822x400
X1 Tools

5/16-18 Black-Oxide 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G622849961
Mfr # X1E-FAS-NUT-LOC-3822x400
product price: 
$323.99
/pk 400, $0.81/ea
X1 Tools 10-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3716x100
X1 Tools

10-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G722866417
Mfr # X1E-FAS-NUT-LOC-3716x100
product price: 
$28.45
/pk 100, $0.28/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1066x250
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 250PK

Zoro # G822849303
Mfr # X1E-FAS-NUT-LOC-1066x250
product price: 
$16,297.99
/pk 250, $65.19/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3490x50
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G122859736
Mfr # X1E-FAS-NUT-LOC-3490x50
product price: 
$188.99
/pk 50, $3.78/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2149x500
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G822847071
Mfr # X1E-FAS-NUT-LOC-2149x500
product price: 
$24,309.99
/pk 500, $48.62/ea
X1 Tools 12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1926x8
X1 Tools

12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK

Zoro # G322849407
Mfr # X1E-FAS-NUT-LOC-1926x8
product price: 
$1.89
/pk 8, $0.24/ea
Sold in mult. of 5 for $9.45
Newport Fasteners Nylon Insert Lock Nut, #8-32, Steel, Grade A, Zinc Plated, 5000 PK 768358-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, #8-32, Steel, Grade A, Zinc Plated, 5000 PK

Zoro # G506329817
Mfr # 768358-BR-5000
product price: 
$250.99
/pk 5000, $0.05/ea
X1 Tools 5/8-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3744x400
X1 Tools

5/8-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G922866774
Mfr # X1E-FAS-NUT-LOC-3744x400
product price: 
$2,996.99
/pk 400, $7.49/ea
X1 Tools 4-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3412x8
X1 Tools

4-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G322847151
Mfr # X1E-FAS-NUT-LOC-3412x8
product price: 
$2.55
/pk 8, $0.32/ea
Sold in mult. of 4 for $10.20
X1 Tools 5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1214x12
X1 Tools

5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK

Zoro # G022855135
Mfr # X1E-FAS-NUT-LOC-1214x12
product price: 
$12.39
/pk 12, $1.03/ea
X1 Tools 5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3230x8
X1 Tools

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

Zoro # G922850742
Mfr # X1E-FAS-NUT-LOC-3230x8
product price: 
$42.49
/pk 8, $5.31/ea
X1 Tools 5-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3414x200
X1 Tools

5-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G922867344
Mfr # X1E-FAS-NUT-LOC-3414x200
product price: 
$30.49
/pk 200, $0.15/ea
X1 Tools 1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2326x12
X1 Tools

1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G122845029
Mfr # X1E-FAS-NUT-LOC-2326x12
product price: 
$9.99
/pk 12, $0.83/ea
Sold in mult. of 2 for $19.98
X1 Tools 1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1026x12
X1 Tools

1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK

Zoro # G522844554
Mfr # X1E-FAS-NUT-LOC-1026x12
product price: 
$22.89
/pk 12, $1.91/ea
X1 Tools 1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3830x50
X1 Tools

1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G122864693
Mfr # X1E-FAS-NUT-LOC-3830x50
product price: 
$150.99
/pk 50, $3.02/ea
X1 Tools 1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1226x20
X1 Tools

1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK

Zoro # G622853364
Mfr # X1E-FAS-NUT-LOC-1226x20
product price: 
$35.15
/pk 20, $1.76/ea
X1 Tools 1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3720x10
X1 Tools

1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G422866519
Mfr # X1E-FAS-NUT-LOC-3720x10
product price: 
$4.15
/pk 10, $0.42/ea
Sold in mult. of 3 for $12.45
X1 Tools 10-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3420x500
X1 Tools

10-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G122863177
Mfr # X1E-FAS-NUT-LOC-3420x500
product price: 
$68.25
/pk 500, $0.14/ea
X1 Tools 7/8-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1044x6
X1 Tools

7/8-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 6PK

Zoro # G422844166
Mfr # X1E-FAS-NUT-LOC-1044x6
product price: 
$35.75
/pk 6, $5.96/ea
X1 Tools 3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1020x12
X1 Tools

3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK

Zoro # G022844252
Mfr # X1E-FAS-NUT-LOC-1020x12
product price: 
$13.49
/pk 12, $1.12/ea
X1 Tools 7/16-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3734x4
X1 Tools

7/16-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G022848144
Mfr # X1E-FAS-NUT-LOC-3734x4
product price: 
$12.39
/pk 4, $3.10/ea
Lock Nuts (10,000+ items) - Page 129
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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
nylon insert hex nut5/16-18 nylon locking nutn-10 lock nut10mm nuts1" lock nuts
1/4" locking nut1/4 npt locknutsdistorted lock nut4" lock nuts3/8-16 ss nuts

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