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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 223

Zoro Select Lock Nut, Steel, 5/32", PK25 FLHNI031CAD-025P
Zoro Select

Lock Nut, Steel, 5/32", PK25

Zoro # G322964872
Mfr # FLHNI031CAD-025P
product price: 
$19.19
/pk 25, $0.77/ea
Newport Fasteners Nylon Insert Lock Nut, #5-40, Steel, Grade A, Zinc Plated, 5000 PK 731088-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, #5-40, Steel, Grade A, Zinc Plated, 5000 PK

Zoro # G106330145
Mfr # 731088-BR-5000
product price: 
$585.99
/pk 5000, $0.12/ea
Newport Fasteners Nylon Insert Lock Nut, 7/8"-14, Steel, Zinc Plated, 250 PK NB305316B-250
Newport Fasteners

Nylon Insert Lock Nut, 7/8"-14, Steel, Zinc Plated, 250 PK

Zoro # G306331805
Mfr # NB305316B-250
product price: 
$620.99
/pk 250, $2.48/ea
Newport Fasteners Lock Nut, 7/16"-14, Steel, Cadmium Plated, 250 PK 414116
Newport Fasteners

Lock Nut, 7/16"-14, Steel, Cadmium Plated, 250 PK

Zoro # G106328036
Mfr # 414116
product price: 
$348.99
/pk 250, $1.40/ea
Standard Locknut Bearing Lock Nut, Steel N44
Standard Locknut

Bearing Lock Nut, Steel

Zoro # G422962761
Mfr # N44
product price: 
$314.99
/ea
Newport Fasteners Nylon Insert Lock Nut, 5/8"-11, Steel, Zinc Plated, 50 PK NB305176P-50
Newport Fasteners

Nylon Insert Lock Nut, 5/8"-11, Steel, Zinc Plated, 50 PK

Zoro # G906331977
Mfr # NB305176P-50
product price: 
$110.99
/pk 50, $2.22/ea
Newport Fasteners Nylon Insert Lock Nut, 5/8"-11, Steel, Grade A, Zinc Plated, 50 PK 857478-PR-50
Newport Fasteners

Nylon Insert Lock Nut, 5/8"-11, Steel, Grade A, Zinc Plated, 50 PK

Zoro # G706329662
Mfr # 857478-PR-50
product price: 
$229.99
/pk 50, $4.60/ea
Newport Fasteners Nylon Insert Lock Nut, #10-32, 316 Stainless Steel, Not Graded, 100 PK 518756-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #10-32, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G606329830
Mfr # 518756-PR-100
product price: 
$58.59
/pk 100, $0.59/ea
Abb GRD LOCKNUT W LUG - 3/4 IN L075GRL
Abb

GRD LOCKNUT W LUG - 3/4 IN

Zoro # G824300321
Mfr # L075GRL
product price: 
$3,163.99
/ea
X1 Tools 10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3818x75
X1 Tools

10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G122866574
Mfr # X1E-FAS-NUT-LOC-3818x75
product price: 
$45.69
/pk 75, $0.61/ea
X1 Tools 5/8-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3452x12
X1 Tools

5/8-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G322863106
Mfr # X1E-FAS-NUT-LOC-3452x12
product price: 
$13.79
/pk 12, $1.15/ea
X1 Tools 1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3240x150
X1 Tools

1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G422857845
Mfr # X1E-FAS-NUT-LOC-3240x150
product price: 
$7,657.99
/pk 150, $51.05/ea
X1 Tools 1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 200PK X1E-FAS-NUT-LOC-3820x200
X1 Tools

1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 200PK

Zoro # G622850356
Mfr # X1E-FAS-NUT-LOC-3820x200
product price: 
$155.99
/pk 200, $0.78/ea
X1 Tools 4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-2114x120
X1 Tools

4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK

Zoro # G122856261
Mfr # X1E-FAS-NUT-LOC-2114x120
product price: 
$18.89
/pk 120, $0.16/ea
X1 Tools 3/8-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3218x10
X1 Tools

3/8-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G822856943
Mfr # X1E-FAS-NUT-LOC-3218x10
product price: 
$21.19
/pk 10, $2.12/ea
X1 Tools 1-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1050x200
X1 Tools

1-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 200PK

Zoro # G722844521
Mfr # X1E-FAS-NUT-LOC-1050x200
product price: 
$1,722.99
/pk 200, $8.61/ea
X1 Tools 7/16-14 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2336x6
X1 Tools

7/16-14 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 6PK

Zoro # G822867130
Mfr # X1E-FAS-NUT-LOC-2336x6
product price: 
$13.59
/pk 6, $2.27/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 8PK X1E-FAS-NUT-LOC-2020x8
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 8PK

Zoro # G622857812
Mfr # X1E-FAS-NUT-LOC-2020x8
product price: 
$39.69
/pk 8, $4.96/ea
X1 Tools 1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3820x15
X1 Tools

1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G822855007
Mfr # X1E-FAS-NUT-LOC-3820x15
product price: 
$17.19
/pk 15, $1.15/ea
X1 Tools 10-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3716x150
X1 Tools

10-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G422861583
Mfr # X1E-FAS-NUT-LOC-3716x150
product price: 
$38.65
/pk 150, $0.26/ea
X1 Tools 1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1226x1000
X1 Tools

1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK

Zoro # G222846834
Mfr # X1E-FAS-NUT-LOC-1226x1000
product price: 
$1,878.99
/pk 1000, $1.88/ea
X1 Tools 7/8-9 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1960x2
X1 Tools

7/8-9 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G722866752
Mfr # X1E-FAS-NUT-LOC-1960x2
product price: 
$12.99
/pk 2, $6.50/ea
Sold in mult. of 2 for $25.98
X1 Tools 3/8-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3220x75
X1 Tools

3/8-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G422849185
Mfr # X1E-FAS-NUT-LOC-3220x75
product price: 
$133.99
/pk 75, $1.79/ea
X1 Tools 10-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1922x1
X1 Tools

10-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G022858259
Mfr # X1E-FAS-NUT-LOC-1922x1
product price: 
$0.59
/ea
Sold in mult. of 16 for $9.44
X1 Tools 8-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3612x75
X1 Tools

8-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G822852648
Mfr # X1E-FAS-NUT-LOC-3612x75
product price: 
$264.99
/pk 75, $3.53/ea
X1 Tools 1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2250x15
X1 Tools

1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 15PK

Zoro # G122861531
Mfr # X1E-FAS-NUT-LOC-2250x15
product price: 
$96.15
/pk 15, $6.41/ea
X1 Tools 1-8 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3462x10
X1 Tools

1-8 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G422864836
Mfr # X1E-FAS-NUT-LOC-3462x10
product price: 
$57.15
/pk 10, $5.72/ea
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3910x15
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G222850169
Mfr # X1E-FAS-NUT-LOC-3910x15
product price: 
$16.89
/pk 15, $1.13/ea
X1 Tools 1/4-28 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3212x4
X1 Tools

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

Zoro # G622866456
Mfr # X1E-FAS-NUT-LOC-3212x4
product price: 
$14.89
/pk 4, $3.72/ea
X1 Tools 5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3312x200
X1 Tools

5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G022845358
Mfr # X1E-FAS-NUT-LOC-3312x200
product price: 
$1,638.99
/pk 200, $8.19/ea
X1 Tools 1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3226x75
X1 Tools

1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G622845420
Mfr # X1E-FAS-NUT-LOC-3226x75
product price: 
$265.99
/pk 75, $3.55/ea
X1 Tools M20 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3496x400
X1 Tools

M20 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G222858370
Mfr # X1E-FAS-NUT-LOC-3496x400
product price: 
$6,131.99
/pk 400, $15.33/ea
X1 Tools 10-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3422x200
X1 Tools

10-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G222854617
Mfr # X1E-FAS-NUT-LOC-3422x200
product price: 
$22.69
/pk 200, $0.11/ea
X1 Tools 7/8-9 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1960x120
X1 Tools

7/8-9 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G122850498
Mfr # X1E-FAS-NUT-LOC-1960x120
product price: 
$594.99
/pk 120, $4.96/ea
X1 Tools 5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2236x150
X1 Tools

5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G122845586
Mfr # X1E-FAS-NUT-LOC-2236x150
product price: 
$107.99
/pk 150, $0.72/ea
X1 Tools 1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1060x150
X1 Tools

1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 150PK

Zoro # G422848799
Mfr # X1E-FAS-NUT-LOC-1060x150
product price: 
$6,776.99
/pk 150, $45.18/ea
Lock Nuts (10,000+ items) - Page 223
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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
3/4 lock nuts1/4" locking nut10mm nuts1" lock nuts1/2" flange lock nut
nylon insert hex nutn-10 lock nut3/8-16 ss nuts1/4 npt locknuts4" lock nuts

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