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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 170

X1 Tools 10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2228x12
X1 Tools

10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G422850884
Mfr # X1E-FAS-NUT-LOC-2228x12
product price:  $18.29
/pk 12, $1.52/ea
Newport Fasteners Nylon Insert Lock Nut, 7/8"-14, Steel, Grade A, Zinc Plated, 25 PK 676422-PR-25
Newport Fasteners

Nylon Insert Lock Nut, 7/8"-14, Steel, Grade A, Zinc Plated, 25 PK

Zoro # G206329605
Mfr # 676422-PR-25
product price:  $113.99
/pk 25, $4.56/ea
X1 Tools 9/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3740x1000
X1 Tools

9/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G622847042
Mfr # X1E-FAS-NUT-LOC-3740x1000
product price:  $46,980.99
/pk 1000, $46.98/ea
X1 Tools 1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3932x20
X1 Tools

1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G222849620
Mfr # X1E-FAS-NUT-LOC-3932x20
product price:  $60.49
/pk 20, $3.02/ea
X1 Tools 1/2-13 Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1944x1
X1 Tools

1/2-13 Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G522865665
Mfr # X1E-FAS-NUT-LOC-1944x1
product price:  $1.19
/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3622x25
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G822850262
Mfr # X1E-FAS-NUT-LOC-3622x25
product price:  $105.99
/pk 25, $4.24/ea
X1 Tools 5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3312x6
X1 Tools

5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G122845616
Mfr # X1E-FAS-NUT-LOC-3312x6
product price:  $58.49
/pk 6, $9.75/ea
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2024x15
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK

Zoro # G422856770
Mfr # X1E-FAS-NUT-LOC-2024x15
product price:  $79.99
/pk 15, $5.33/ea
X1 Tools 9/16-12 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3446x1
X1 Tools

9/16-12 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G022845303
Mfr # X1E-FAS-NUT-LOC-3446x1
product price:  $1.15
/ea
X1 Tools M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1994x2
X1 Tools

M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G122850481
Mfr # X1E-FAS-NUT-LOC-1994x2
product price:  $17.79
/pk 2, $8.90/ea
X1 Tools 7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3732x100
X1 Tools

7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G422854103
Mfr # X1E-FAS-NUT-LOC-3732x100
product price:  $141.99
/pk 100, $1.42/ea
X1 Tools 2-56 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1910x6
X1 Tools

2-56 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G122863757
Mfr # X1E-FAS-NUT-LOC-1910x6
product price:  $1.29
/pk 6, $0.22/ea
X1 Tools 1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1060x15
X1 Tools

1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 15PK

Zoro # G322845386
Mfr # X1E-FAS-NUT-LOC-1060x15
product price:  $590.99
/pk 15, $39.40/ea
X1 Tools 7/8-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1627x120
X1 Tools

7/8-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G722845337
Mfr # X1E-FAS-NUT-LOC-1627x120
product price:  $722.99
/pk 120, $6.02/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1988x75
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G422863082
Mfr # X1E-FAS-NUT-LOC-1988x75
product price:  $180.99
/pk 75, $2.41/ea
Oxoxo 1/2-13 Serrated Flange Hex Lock Nuts Grade 5 Zinc Yellow, 250PK 523123
Oxoxo

1/2-13 Serrated Flange Hex Lock Nuts Grade 5 Zinc Yellow, 250PK

Zoro # G822668003
Mfr # 523123
product price:  $189.99
/pk 250, $0.76/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3736x6
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G322847311
Mfr # X1E-FAS-NUT-LOC-3736x6
product price:  $15.55
/pk 6, $2.59/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1928x50
X1 Tools

1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G322864479
Mfr # X1E-FAS-NUT-LOC-1928x50
product price:  $11.99
/pk 50, $0.24/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3746x500
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G222854365
Mfr # X1E-FAS-NUT-LOC-3746x500
product price:  $8,266.99
/pk 500, $16.53/ea
X1 Tools 6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3610x400
X1 Tools

6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G122854571
Mfr # X1E-FAS-NUT-LOC-3610x400
product price:  $1,328.99
/pk 400, $3.32/ea
Newport Fasteners Nylon Insert Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, 5000 PK 104390-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, 5000 PK

Zoro # G306327556
Mfr # 104390-BR-5000
product price:  $878.99
/pk 5000, $0.18/ea
X1 Tools 7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1942x10
X1 Tools

7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G122855509
Mfr # X1E-FAS-NUT-LOC-1942x10
product price:  $4.35
/pk 10, $0.43/ea
X1 Tools 10-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3716x500
X1 Tools

10-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G222863022
Mfr # X1E-FAS-NUT-LOC-3716x500
product price:  $114.99
/pk 500, $0.23/ea
X1 Tools 5/16-18 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 50PK X1E-FAS-NUT-LOC-3822x50
X1 Tools

5/16-18 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 50PK

Zoro # G222845400
Mfr # X1E-FAS-NUT-LOC-3822x50
product price:  $47.39
/pk 50, $0.95/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:  $13.85
/pk 4, $3.46/ea
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2024x1
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts

Zoro # G922856867
Mfr # X1E-FAS-NUT-LOC-2024x1
product price:  $10.49
/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1936x100
X1 Tools

3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK

Zoro # G222852330
Mfr # X1E-FAS-NUT-LOC-1936x100
product price:  $30.25
/pk 100, $0.30/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1984x250
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G422853564
Mfr # X1E-FAS-NUT-LOC-1984x250
product price:  $273.99
/pk 250, $1.10/ea
X1 Tools 8-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3612x10
X1 Tools

8-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G622849688
Mfr # X1E-FAS-NUT-LOC-3612x10
product price:  $42.25
/pk 10, $4.23/ea
X1 Tools 5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1214x4
X1 Tools

5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK

Zoro # G122845258
Mfr # X1E-FAS-NUT-LOC-1214x4
product price:  $3.65
/pk 4, $0.91/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 15/32"

Zoro # G122964102
Mfr # FLHHI100-001P
product price:  $16.69
/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 5/64", PK25

Zoro # G322963769
Mfr # FLJNI025-025P
product price:  $17.15
/pk 25, $0.69/ea
X1 Tools 5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1622x250
X1 Tools

5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G022852141
Mfr # X1E-FAS-NUT-LOC-1622x250
product price:  $567.99
/pk 250, $2.27/ea
X1 Tools 7/16-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1940x20
X1 Tools

7/16-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G522864200
Mfr # X1E-FAS-NUT-LOC-1940x20
product price:  $11.45
/pk 20, $0.57/ea
X1 Tools 3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2334x2
X1 Tools

3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G622849039
Mfr # X1E-FAS-NUT-LOC-2334x2
product price:  $2.75
/pk 2, $1.38/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1988x1
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G622862670
Mfr # X1E-FAS-NUT-LOC-1988x1
product price:  $3.49
/ea
Lock Nuts (10,000+ items) - Page 170
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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
2 inch locknutserrated flange lock nut5/16-24 nutsn-10 lock nut1/4-20 stainless steel nut
flanged locknut3/8-16 nuts stainless steel3/8" flange nuts5/16-18 stainless steel boltlock nut nylon insert

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