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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 157

X1 Tools 1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3444x25
X1 Tools

1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G222867228
Mfr # X1E-FAS-NUT-LOC-3444x25
product price:  $16.35
/pk 25, $0.65/ea
X1 Tools 1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3226x2
X1 Tools

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

Zoro # G922854344
Mfr # X1E-FAS-NUT-LOC-3226x2
product price:  $13.69
/pk 2, $6.85/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3746x25
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G322861546
Mfr # X1E-FAS-NUT-LOC-3746x25
product price:  $416.99
/pk 25, $16.68/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
X1 Tools 3/4-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3034x15
X1 Tools

3/4-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G122865645
Mfr # X1E-FAS-NUT-LOC-3034x15
product price:  $110.99
/pk 15, $7.40/ea
X1 Tools 1 1/4-7 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3326x75
X1 Tools

1 1/4-7 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G622857980
Mfr # X1E-FAS-NUT-LOC-3326x75
product price:  $3,858.99
/pk 75, $51.45/ea
X1 Tools 1 1/2-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3042x1
X1 Tools

1 1/2-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G222849446
Mfr # X1E-FAS-NUT-LOC-3042x1
product price:  $71.85
/ea
X1 Tools 5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1036x150
X1 Tools

5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 150PK

Zoro # G922846752
Mfr # X1E-FAS-NUT-LOC-1036x150
product price:  $427.99
/pk 150, $2.85/ea
X1 Tools 1/2-20 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2134x50
X1 Tools

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

Zoro # G522848408
Mfr # X1E-FAS-NUT-LOC-2134x50
product price:  $101.99
/pk 50, $2.04/ea
X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3912x100
X1 Tools

10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G722849588
Mfr # X1E-FAS-NUT-LOC-3912x100
product price:  $80.49
/pk 100, $0.80/ea
X1 Tools 5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2236x8
X1 Tools

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

Zoro # G422855452
Mfr # X1E-FAS-NUT-LOC-2236x8
product price:  $11.65
/pk 8, $1.46/ea
X1 Tools M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3482x75
X1 Tools

M6 x 1 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G122847504
Mfr # X1E-FAS-NUT-LOC-3482x75
product price:  $147.99
/pk 75, $1.97/ea
Zoro Select Lock Nut, 3/8"-16, Steel, Wax, 1000 PK 37NYBZ
Zoro Select

Lock Nut, 3/8"-16, Steel, Wax, 1000 PK

Zoro # G2455300
Mfr # 37NYBZ
product price:  $131.99
/pk 1000, $0.13/ea
X1 Tools 10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2228x10
X1 Tools

10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G722863188
Mfr # X1E-FAS-NUT-LOC-2228x10
product price:  $16.39
/pk 10, $1.64/ea
Oxoxo 5/16-18 K Lock Nut Black Zinc and Bake, 1500PK 495577
Oxoxo

5/16-18 K Lock Nut Black Zinc and Bake, 1500PK

Zoro # G422696529
Mfr # 495577
product price:  $274.99
/pk 1500, $0.18/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2122x4
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G522862206
Mfr # X1E-FAS-NUT-LOC-2122x4
product price:  $1.45
/pk 4, $0.36/ea
X1 Tools 10-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3420x6
X1 Tools

10-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G122852805
Mfr # X1E-FAS-NUT-LOC-3420x6
product price:  $1.39
/pk 6, $0.23/ea
Newport Fasteners Nylon Insert Lock Nut, 3/4"-10, Steel, Grade A, Zinc Plated, 50 PK 481000-PR-50
Newport Fasteners

Nylon Insert Lock Nut, 3/4"-10, Steel, Grade A, Zinc Plated, 50 PK

Zoro # G406327975
Mfr # 481000-PR-50
product price:  $372.99
/pk 50, $7.46/ea
X1 Tools 1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3444x6
X1 Tools

1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G922851909
Mfr # X1E-FAS-NUT-LOC-3444x6
product price:  $2.99
/pk 6, $0.50/ea
Newport Fasteners Nylon Insert Lock Nut, M14-2.00, Steel, Class 8, Zinc Plated, 1000 PK 326568-BR-1000
Newport Fasteners

Nylon Insert Lock Nut, M14-2.00, Steel, Class 8, Zinc Plated, 1000 PK

Zoro # G306327655
Mfr # 326568-BR-1000
product price:  $680.99
/pk 1000, $0.68/ea
Oxoxo M4-0.7 Metric K Lock Nut A2 Stainless Steel, 2500PK 555377
Oxoxo

M4-0.7 Metric K Lock Nut A2 Stainless Steel, 2500PK

Zoro # G922695039
Mfr # 555377
product price:  $318.99
/pk 2500, $0.13/ea
X1 Tools 5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1622x50
X1 Tools

5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G122856124
Mfr # X1E-FAS-NUT-LOC-1622x50
product price:  $81.25
/pk 50, $1.63/ea
X1 Tools 1-8 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3462x250
X1 Tools

1-8 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G322864462
Mfr # X1E-FAS-NUT-LOC-3462x250
product price:  $1,694.99
/pk 250, $6.78/ea
X1 Tools 7/8-14 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3318x500
X1 Tools

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

Zoro # G022848755
Mfr # X1E-FAS-NUT-LOC-3318x500
product price:  $6,895.99
/pk 500, $13.79/ea
X1 Tools 1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2250x250
X1 Tools

1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G222862667
Mfr # X1E-FAS-NUT-LOC-2250x250
product price:  $1,428.99
/pk 250, $5.72/ea
X1 Tools 1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 120PK X1E-FAS-NUT-LOC-3820x120
X1 Tools

1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 120PK

Zoro # G622851117
Mfr # X1E-FAS-NUT-LOC-3820x120
product price:  $96.55
/pk 120, $0.80/ea
X1 Tools 1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3236x1000
X1 Tools

1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G922847926
Mfr # X1E-FAS-NUT-LOC-3236x1000
product price:  $16,478.99
/pk 1000, $16.48/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1256x8
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 8PK

Zoro # G022846270
Mfr # X1E-FAS-NUT-LOC-1256x8
product price:  $328.99
/pk 8, $41.12/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 10, $5.58/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1010x1
X1 Tools

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

Zoro # G322844525
Mfr # X1E-FAS-NUT-LOC-1010x1
product price:  $1.15
/ea
X1 Tools 5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3230x400
X1 Tools

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

Zoro # G722847362
Mfr # X1E-FAS-NUT-LOC-3230x400
product price:  $2,048.99
/pk 400, $5.12/ea
X1 Tools 7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3438x25
X1 Tools

7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G522862282
Mfr # X1E-FAS-NUT-LOC-3438x25
product price:  $10.99
/pk 25, $0.44/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3736x2
X1 Tools

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

Zoro # G222862032
Mfr # X1E-FAS-NUT-LOC-3736x2
product price:  $4.29
/pk 2, $2.15/ea
X1 Tools 1 1/8-7 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3324x1
X1 Tools

1 1/8-7 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G722851277
Mfr # X1E-FAS-NUT-LOC-3324x1
product price:  $43.39
/ea
Oxoxo 1/4-20 Coarse Thread Top Lock Hex Nut Grade 9 EcoGuard Gray/Silver 1,000 Hr Cor, 5000PK 547014
Oxoxo

1/4-20 Coarse Thread Top Lock Hex Nut Grade 9 EcoGuard Gray/Silver 1,000 Hr Cor, 5000PK

Zoro # G422689781
Mfr # 547014
product price:  $1,815.99
/pk 5000, $0.36/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1928x4
X1 Tools

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

Zoro # G622852732
Mfr # X1E-FAS-NUT-LOC-1928x4
product price:  $1.15
/pk 4, $0.29/ea
Lock Nuts (10,000+ items) - Page 157
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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 NutsCoupling NutsCap Nuts & Acorn NutsGeneral Washers
Hex Head Cap ScrewsSocket Head Cap ScrewsMachine ScrewsLock WashersSelf-Tapping Screws
serrated flange lock nut2 inch locknut5/16-24 nutslock nut nylon insertn-10 lock nut
5/16-18 stainless steel bolt3/8-16 nuts stainless steelflanged locknutnylon-insert locknuts1/4-20 stainless steel nut

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