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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 225

Newport Fasteners Nylon Insert Lock Nut, 1/4"-20, Steel, Grade A, Zinc Plated, 100 PK 169375-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-20, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G206327601
Mfr # 169375-PR-100
product price: 
$35.15
/pk 100, $0.35/ea
Newport Fasteners Nylon Insert Lock Nut, 1/2"-13, 316 Stainless Steel, Not Graded, 100 PK 480081-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 1/2"-13, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G706327774
Mfr # 480081-PR-100
product price: 
$149.99
/pk 100, $1.50/ea
Newport Fasteners Nylon Insert Lock Nut, 1-1/8"-12, Steel, Zinc Plated, 60 PK NB305468B-60
Newport Fasteners

Nylon Insert Lock Nut, 1-1/8"-12, Steel, Zinc Plated, 60 PK

Zoro # G806331947
Mfr # NB305468B-60
product price: 
$408.99
/pk 60, $6.82/ea
X1 Tools 3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3020x15
X1 Tools

3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G722850393
Mfr # X1E-FAS-NUT-LOC-3020x15
product price: 
$14.29
/pk 15, $0.95/ea
X1 Tools 1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1631x120
X1 Tools

1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G222848517
Mfr # X1E-FAS-NUT-LOC-1631x120
product price: 
$2,815.99
/pk 120, $23.47/ea
X1 Tools 7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1962x15
X1 Tools

7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G222849729
Mfr # X1E-FAS-NUT-LOC-1962x15
product price: 
$62.39
/pk 15, $4.16/ea
X1 Tools 1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3428x250
X1 Tools

1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G922856928
Mfr # X1E-FAS-NUT-LOC-3428x250
product price: 
$36.25
/pk 250, $0.15/ea
X1 Tools 3/8-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2129x8
X1 Tools

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

Zoro # G722862198
Mfr # X1E-FAS-NUT-LOC-2129x8
product price: 
$11.65
/pk 8, $1.46/ea
Sold in mult. of 2 for $23.30
X1 Tools 1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2326x1
X1 Tools

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

Zoro # G522864460
Mfr # X1E-FAS-NUT-LOC-2326x1
product price: 
$0.97
/ea
Sold in mult. of 10 for $9.70
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3910x400
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G422852918
Mfr # X1E-FAS-NUT-LOC-3910x400
product price: 
$295.99
/pk 400, $0.74/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1936x200
X1 Tools

3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G722848734
Mfr # X1E-FAS-NUT-LOC-1936x200
product price: 
$52.55
/pk 200, $0.26/ea
X1 Tools M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1978x6
X1 Tools

M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G322862369
Mfr # X1E-FAS-NUT-LOC-1978x6
product price: 
$2.29
/pk 6, $0.38/ea
Sold in mult. of 4 for $9.16
X1 Tools 1/4-28 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1930x15
X1 Tools

1/4-28 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G222846346
Mfr # X1E-FAS-NUT-LOC-1930x15
product price: 
$2.59
/pk 15, $0.17/ea
Sold in mult. of 4 for $10.36
X1 Tools 1 1/4-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3468x2
X1 Tools

1 1/4-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G322859703
Mfr # X1E-FAS-NUT-LOC-3468x2
product price: 
$35.25
/pk 2, $17.63/ea
X1 Tools 3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2242x200
X1 Tools

3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G622859267
Mfr # X1E-FAS-NUT-LOC-2242x200
product price: 
$547.99
/pk 200, $2.74/ea
X1 Tools 1-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3756x15
X1 Tools

1-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G622854408
Mfr # X1E-FAS-NUT-LOC-3756x15
product price: 
$618.99
/pk 15, $41.27/ea
X1 Tools 10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1924x500
X1 Tools

10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G622850615
Mfr # X1E-FAS-NUT-LOC-1924x500
product price: 
$61.39
/pk 500, $0.12/ea
Zoro Select Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, 125 PK 31NXLTH188
Zoro Select

Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, 125 PK

Zoro # G2454695
Mfr # 31NXLTH188
product price: 
$434.99
/pk 125, $3.48/ea
Zoro Select Self Clinching Lock Nut, #10-24, Steel, Zinc Plated, 5000 PK 10-3NCL
Zoro Select

Self Clinching Lock Nut, #10-24, Steel, Zinc Plated, 5000 PK

Zoro # G2437502
Mfr # 10-3NCL
product price: 
$711.99
/pk 5000, $0.14/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2139x100
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G222846124
Mfr # X1E-FAS-NUT-LOC-2139x100
product price: 
$468.99
/pk 100, $4.69/ea
X1 Tools 3/8-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3218x200
X1 Tools

3/8-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G222867013
Mfr # X1E-FAS-NUT-LOC-3218x200
product price: 
$309.99
/pk 200, $1.55/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1936x8
X1 Tools

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

Zoro # G322851455
Mfr # X1E-FAS-NUT-LOC-1936x8
product price: 
$2.75
/pk 8, $0.34/ea
Sold in mult. of 4 for $11.00
X1 Tools M24 x 3 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3498x120
X1 Tools

M24 x 3 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G622865107
Mfr # X1E-FAS-NUT-LOC-3498x120
product price: 
$3,629.99
/pk 120, $30.25/ea
X1 Tools 1/4-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2324x400
X1 Tools

1/4-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G422847150
Mfr # X1E-FAS-NUT-LOC-2324x400
product price: 
$155.99
/pk 400, $0.39/ea
X1 Tools 3/8-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3018x250
X1 Tools

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

Zoro # G522850302
Mfr # X1E-FAS-NUT-LOC-3018x250
product price: 
$106.99
/pk 250, $0.43/ea
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2130x200
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G222856215
Mfr # X1E-FAS-NUT-LOC-2130x200
product price: 
$157.99
/pk 200, $0.79/ea
X1 Tools 7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1224x20
X1 Tools

7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK

Zoro # G822866522
Mfr # X1E-FAS-NUT-LOC-1224x20
product price: 
$29.29
/pk 20, $1.46/ea
X1 Tools 8-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3814x120
X1 Tools

8-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G722865410
Mfr # X1E-FAS-NUT-LOC-3814x120
product price: 
$60.29
/pk 120, $0.50/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2146x25
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G622847271
Mfr # X1E-FAS-NUT-LOC-2146x25
product price: 
$581.99
/pk 25, $23.28/ea
Newport Fasteners Nylon Insert Lock Nut, M3-0.50, Steel, Class 8, Zinc Plated, 5000 PK 118752-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, M3-0.50, Steel, Class 8, Zinc Plated, 5000 PK

Zoro # G206327632
Mfr # 118752-BR-5000
product price: 
$186.99
/pk 5000, $0.04/ea
Newport Fasteners Nylon Insert Lock Nut, 1-1/8"-12, Steel, Grade A, Zinc Plated, 10 PK 988526-PR-10
Newport Fasteners

Nylon Insert Lock Nut, 1-1/8"-12, Steel, Grade A, Zinc Plated, 10 PK

Zoro # G806331558
Mfr # 988526-PR-10
product price: 
$129.99
/pk 10, $13.00/ea
Newport Fasteners Nylon Insert Lock Nut, 5/8"-11, Steel, Grade A, Zinc Plated, 500 PK 200829-BR-500
Newport Fasteners

Nylon Insert Lock Nut, 5/8"-11, Steel, Grade A, Zinc Plated, 500 PK

Zoro # G706327514
Mfr # 200829-BR-500
product price: 
$324.99
/pk 500, $0.65/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3718x50
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G622846335
Mfr # X1E-FAS-NUT-LOC-3718x50
product price: 
$16.29
/pk 50, $0.33/ea
X1 Tools 5/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2127x400
X1 Tools

5/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G322866343
Mfr # X1E-FAS-NUT-LOC-2127x400
product price: 
$181.99
/pk 400, $0.45/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1984x500
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G922859882
Mfr # X1E-FAS-NUT-LOC-1984x500
product price: 
$818.99
/pk 500, $1.64/ea
X1 Tools 3/8-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3220x500
X1 Tools

3/8-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G722857255
Mfr # X1E-FAS-NUT-LOC-3220x500
product price: 
$817.99
/pk 500, $1.64/ea
Lock Nuts (10,000+ items) - Page 225
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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
3/4 lock nuts1/2" flange lock nut1/4 npt locknuts3/8-16 ss nuts1/4" locking nut
5/16-18 nylon locking nutdistorted lock nutn-10 lock nut2 inch locknut1" lock nuts

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