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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 108

X1 Tools 5/16-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3016x20
X1 Tools

5/16-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G322859376
Mfr # X1E-FAS-NUT-LOC-3016x20
product price: 
$56.15
/pk of 20, $2.81/ea
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3726x1000
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G622845338
Mfr # X1E-FAS-NUT-LOC-3726x1000
product price: 
$381.99
/pk of 1000, $0.38/ea
X1 Tools 7/16-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3440x500
X1 Tools

7/16-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G822845008
Mfr # X1E-FAS-NUT-LOC-3440x500
product price: 
$124.99
/pk of 500, $0.25/ea
X1 Tools 10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1924x1
X1 Tools

10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G822856233
Mfr # X1E-FAS-NUT-LOC-1924x1
product price: 
$0.59
/ea
Sold in mult. of 16 for $9.44
X1 Tools 3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1240x20
X1 Tools

3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK

Zoro # G022846492
Mfr # X1E-FAS-NUT-LOC-1240x20
product price: 
$87.15
/pk of 20, $4.36/ea
X1 Tools 7/16-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2131x8
X1 Tools

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

Zoro # G022853223
Mfr # X1E-FAS-NUT-LOC-2131x8
product price: 
$12.89
/pk of 8, $1.61/ea
Sold in mult. of 2 pks for $25.78
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 of 200, $0.79/ea
X1 Tools 5/8-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1623x4
X1 Tools

5/8-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G722863416
Mfr # X1E-FAS-NUT-LOC-1623x4
product price: 
$11.85
/pk of 4, $2.96/ea
Sold in mult. of 2 pks for $23.70
X1 Tools 1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1226x10
X1 Tools

1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 10PK

Zoro # G222859438
Mfr # X1E-FAS-NUT-LOC-1226x10
product price: 
$20.49
/pk of 10, $2.05/ea
X1 Tools 1 1/4-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3238x20
X1 Tools

1 1/4-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G122864488
Mfr # X1E-FAS-NUT-LOC-3238x20
product price: 
$553.99
/pk of 20, $27.70/ea
X1 Tools 1/4-28 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3722x500
X1 Tools

1/4-28 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G122852188
Mfr # X1E-FAS-NUT-LOC-3722x500
product price: 
$148.99
/pk of 500, $0.30/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2146x100
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G922848855
Mfr # X1E-FAS-NUT-LOC-2146x100
product price: 
$2,811.99
/pk of 100, $28.12/ea
X1 Tools 1 1/4-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1970x20
X1 Tools

1 1/4-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G622858635
Mfr # X1E-FAS-NUT-LOC-1970x20
product price: 
$327.99
/pk of 20, $16.40/ea
Newport Fasteners Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 1500 PK 350006
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 1500 PK

Zoro # G806328138
Mfr # 350006
product price: 
$639.99
/pk of 1500, $0.43/ea
Newport Fasteners Nylon Insert Lock Nut, #6-32, 316 Stainless Steel, Not Graded, 5000 PK 245546-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, #6-32, 316 Stainless Steel, Not Graded, 5000 PK

Zoro # G506327844
Mfr # 245546-BR-5000
product price: 
$886.99
/pk of 5000, $0.18/ea
Newport Fasteners Nylon Insert Lock Nut, 5/16"-18, Steel, Zinc Plated, 600 PK 446589
Newport Fasteners

Nylon Insert Lock Nut, 5/16"-18, Steel, Zinc Plated, 600 PK

Zoro # G106329514
Mfr # 446589
product price: 
$301.99
/pk of 600, $0.50/ea
Heico-Lock 2-Piece Wedge Lock Nut, M20-2.5, Steel, Class 10, Zinc-Coated, 17 9/20 mm Ht, 10 PK HLMG-20/10
Heico-Lock

2-Piece Wedge Lock Nut, M20-2.5, Steel, Class 10, Zinc-Coated, 17 9/20 mm Ht, 10 PK

Zoro # G111471451
Mfr # HLMG-20/10
product price: 
$59.29
/pk of 10, $5.93/ea
Pflitsch Lock Nut, M50-1.50, Nickel Plated Brass, Nickel 250/5
Pflitsch

Lock Nut, M50-1.50, Nickel Plated Brass, Nickel

Zoro # G7902852
Mfr # 250/5
product price: 
$3.55
/ea
Sold in mult. of 3 for $10.65
X1 Tools 1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3444x10
X1 Tools

1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G722856760
Mfr # X1E-FAS-NUT-LOC-3444x10
product price: 
$4.65
/pk of 10, $0.47/ea
Sold in mult. of 2 pks for $9.30
X1 Tools M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1982x12
X1 Tools

M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G622848148
Mfr # X1E-FAS-NUT-LOC-1982x12
product price: 
$13.69
/pk of 12, $1.14/ea
X1 Tools 1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3330x500
X1 Tools

1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G722847867
Mfr # X1E-FAS-NUT-LOC-3330x500
product price: 
$27,377.99
/pk of 500, $54.76/ea
X1 Tools 1-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1629x12
X1 Tools

1-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G522865757
Mfr # X1E-FAS-NUT-LOC-1629x12
product price: 
$78.35
/pk of 12, $6.53/ea
X1 Tools 5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3920x2
X1 Tools

5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G222846643
Mfr # X1E-FAS-NUT-LOC-3920x2
product price: 
$2.85
/pk of 2, $1.43/ea
Sold in mult. of 4 pks for $11.40
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 of 120, $0.80/ea
X1 Tools 5/16-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3214x8
X1 Tools

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

Zoro # G022845648
Mfr # X1E-FAS-NUT-LOC-3214x8
product price: 
$16.99
/pk of 8, $2.12/ea
X1 Tools 7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1962x2
X1 Tools

7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G822863293
Mfr # X1E-FAS-NUT-LOC-1962x2
product price: 
$11.89
/pk of 2, $5.95/ea
X1 Tools 3/4-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1040x20
X1 Tools

3/4-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK

Zoro # G022851212
Mfr # X1E-FAS-NUT-LOC-1040x20
product price: 
$85.69
/pk of 20, $4.28/ea
X1 Tools 3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1958x10
X1 Tools

3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G822863231
Mfr # X1E-FAS-NUT-LOC-1958x10
product price: 
$22.89
/pk of 10, $2.29/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3620x4
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G422850747
Mfr # X1E-FAS-NUT-LOC-3620x4
product price: 
$22.49
/pk of 4, $5.62/ea
Newport Fasteners Nylon Insert Lock Nut, 1/4"-20, Steel, Zinc Plated, 4000 PK 856509
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-20, Steel, Zinc Plated, 4000 PK

Zoro # G406331934
Mfr # 856509
product price: 
$537.99
/pk of 4000, $0.13/ea
Newport Fasteners Nylon Insert Lock Nut, M14-2.00, Steel, Class 8, Black Oxide, 200 PK 773948
Newport Fasteners

Nylon Insert Lock Nut, M14-2.00, Steel, Class 8, Black Oxide, 200 PK

Zoro # G506329770
Mfr # 773948
product price: 
$219.99
/pk of 200, $1.10/ea
Auveco 5/16in-24 Hex Keps Lock Washer And Nut Zinc, 100PK 3499
Auveco

5/16in-24 Hex Keps Lock Washer And Nut Zinc, 100PK

Zoro # G424170850
Mfr # 3499
product price: 
$16.35
/pk of 100, $0.16/ea
No Product Image Available
Skf

Lock Nut

Zoro # G012301925
Mfr # KM18
product price: 
$128.99
/ea
Newport Fasteners Nylon Insert Lock Nut, #10-24, Steel, Zinc Plated, 4000 PK 790051
Newport Fasteners

Nylon Insert Lock Nut, #10-24, Steel, Zinc Plated, 4000 PK

Zoro # G806331671
Mfr # 790051
product price: 
$498.99
/pk of 4000, $0.12/ea
Newport Fasteners Nylon Insert Lock Nut, 1/4"-28, 18-8 Stainless Steel, Not Graded, 500 PK 884913
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-28, 18-8 Stainless Steel, Not Graded, 500 PK

Zoro # G206329780
Mfr # 884913
product price: 
$250.99
/pk of 500, $0.50/ea
Newport Fasteners Serrated Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 300 PK 238755-BR-300
Newport Fasteners

Serrated Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 300 PK

Zoro # G706308551
Mfr # 238755-BR-300
product price: 
$340.99
/pk of 300, $1.14/ea
Lock Nuts (10,000+ items) - Page 108
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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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