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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 246

X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3764x250
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G722852410
Mfr # X1E-FAS-NUT-LOC-3764x250
product price: 
$15,157.99
/pk of 250, $60.63/ea
X1 Tools 7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3024x200
X1 Tools

7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G722853080
Mfr # X1E-FAS-NUT-LOC-3024x200
product price: 
$173.99
/pk of 200, $0.87/ea
X1 Tools 10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2228x100
X1 Tools

10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G022866056
Mfr # X1E-FAS-NUT-LOC-2228x100
product price: 
$101.99
/pk of 100, $1.02/ea
X1 Tools 10-24 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3614x200
X1 Tools

10-24 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G422849611
Mfr # X1E-FAS-NUT-LOC-3614x200
product price: 
$696.99
/pk of 200, $3.48/ea
X1 Tools M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1982x6
X1 Tools

M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G722844996
Mfr # X1E-FAS-NUT-LOC-1982x6
product price: 
$5.65
/pk of 6, $0.94/ea
Sold in mult. of 2 pks for $11.30
X1 Tools 1/4-28 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3212x8
X1 Tools

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

Zoro # G622859885
Mfr # X1E-FAS-NUT-LOC-3212x8
product price: 
$23.79
/pk of 8, $2.97/ea
X1 Tools 1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3444x75
X1 Tools

1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G022859027
Mfr # X1E-FAS-NUT-LOC-3444x75
product price: 
$34.99
/pk of 75, $0.47/ea
X1 Tools 1/4-28 Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1930x1
X1 Tools

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

Zoro # G322865957
Mfr # X1E-FAS-NUT-LOC-1930x1
product price: 
$0.59
/ea
Sold in mult. of 16 for $9.44
X1 Tools 10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2228x50
X1 Tools

10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK

Zoro # G422846368
Mfr # X1E-FAS-NUT-LOC-2228x50
product price: 
$54.55
/pk of 50, $1.09/ea
X1 Tools 5/8-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3452x100
X1 Tools

5/8-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G022849035
Mfr # X1E-FAS-NUT-LOC-3452x100
product price: 
$78.35
/pk of 100, $0.78/ea
X1 Tools 9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1948x10
X1 Tools

9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G722859433
Mfr # X1E-FAS-NUT-LOC-1948x10
product price: 
$14.19
/pk of 10, $1.42/ea
X1 Tools 4-40 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3710x250
X1 Tools

4-40 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G422855025
Mfr # X1E-FAS-NUT-LOC-3710x250
product price: 
$59.75
/pk of 250, $0.24/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3494x50
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G922848183
Mfr # X1E-FAS-NUT-LOC-3494x50
product price: 
$775.99
/pk of 50, $15.52/ea
Newport Fasteners Nylon Insert Lock Nut, 5/16"-18, 316 Stainless Steel, Not Graded, 100 PK 285578-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 5/16"-18, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G006327795
Mfr # 285578-PR-100
product price: 
$61.59
/pk of 100, $0.62/ea
Newport Fasteners Nylon Insert Lock Nut, #6-32, Steel, Zinc Plated, 2000 PK 790461
Newport Fasteners

Nylon Insert Lock Nut, #6-32, Steel, Zinc Plated, 2000 PK

Zoro # G506331728
Mfr # 790461
product price: 
$204.99
/pk of 2000, $0.10/ea
Zoro Select Lock Nut, Steel, 9/32", PK10 FLHNI050CAD-010P
Zoro Select

Lock Nut, Steel, 9/32", PK10

Zoro # G522963620
Mfr # FLHNI050CAD-010P
product price: 
$24.79
/pk of 10, $2.48/ea
Newport Fasteners Nylon Insert Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 150 PK 892102
Newport Fasteners

Nylon Insert Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 150 PK

Zoro # G006331983
Mfr # 892102
product price: 
$191.99
/pk of 150, $1.28/ea
Newport Fasteners Nylon Insert Lock Nut, 9/16"-18, 316 Stainless Steel, Not Graded, 750 PK NB311091B-750
Newport Fasteners

Nylon Insert Lock Nut, 9/16"-18, 316 Stainless Steel, Not Graded, 750 PK

Zoro # G606331987
Mfr # NB311091B-750
product price: 
$2,510.99
/pk of 750, $3.35/ea
Erickson Locknut/Stopscrew, SEALING RING CDER32090M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3587033
Mfr # CDER32090M
product price: 
$54.59
/ea
Newport Fasteners Nylon Insert Lock Nut, 3/8"-16, Steel, Zinc Plated, 1000 PK 197959
Newport Fasteners

Nylon Insert Lock Nut, 3/8"-16, Steel, Zinc Plated, 1000 PK

Zoro # G906327659
Mfr # 197959
product price: 
$213.99
/pk of 1000, $0.21/ea
Newport Fasteners Nylon Insert Lock Nut, 5/8"-11, Steel, Grade A, Zinc Plated, 50 PK 943603-PR-50
Newport Fasteners

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

Zoro # G506331667
Mfr # 943603-PR-50
product price: 
$184.99
/pk of 50, $3.70/ea
Newport Fasteners Nylon Insert Lock Nut, 5/16"-18, Steel, Grade A, Zinc Plated, 100 PK 614849-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 5/16"-18, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G806330100
Mfr # 614849-PR-100
product price: 
$66.15
/pk of 100, $0.66/ea
X1 Tools 9/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1950x1000
X1 Tools

9/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G022854985
Mfr # X1E-FAS-NUT-LOC-1950x1000
product price: 
$1,427.99
/pk of 1000, $1.43/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3434x20
X1 Tools

3/8-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G422847426
Mfr # X1E-FAS-NUT-LOC-3434x20
product price: 
$4.85
/pk of 20, $0.24/ea
Sold in mult. of 2 pks for $9.70
X1 Tools M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1980x12
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G022862874
Mfr # X1E-FAS-NUT-LOC-1980x12
product price: 
$12.49
/pk of 12, $1.04/ea
Sold in mult. of 2 pks for $24.98
X1 Tools 3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1958x75
X1 Tools

3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G422849994
Mfr # X1E-FAS-NUT-LOC-1958x75
product price: 
$128.99
/pk of 75, $1.72/ea
X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2320x500
X1 Tools

10-32 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G122865591
Mfr # X1E-FAS-NUT-LOC-2320x500
product price: 
$133.99
/pk of 500, $0.27/ea
X1 Tools 4-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1914x250
X1 Tools

4-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G822863750
Mfr # X1E-FAS-NUT-LOC-1914x250
product price: 
$27.39
/pk of 250, $0.11/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1010x15
X1 Tools

1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 15PK

Zoro # G722844552
Mfr # X1E-FAS-NUT-LOC-1010x15
product price: 
$12.15
/pk of 15, $0.81/ea
X1 Tools 9/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2136x8
X1 Tools

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

Zoro # G122860114
Mfr # X1E-FAS-NUT-LOC-2136x8
product price: 
$46.25
/pk of 8, $5.78/ea
X1 Tools 1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 250PK X1E-FAS-NUT-LOC-3820x250
X1 Tools

1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 250PK

Zoro # G222851876
Mfr # X1E-FAS-NUT-LOC-3820x250
product price: 
$190.99
/pk of 250, $0.76/ea
X1 Tools 4-40 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2214x2
X1 Tools

4-40 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G922845489
Mfr # X1E-FAS-NUT-LOC-2214x2
product price: 
$1.15
/pk of 2, $0.58/ea
Sold in mult. of 9 pks for $10.35
X1 Tools 1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3720x6
X1 Tools

1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G922848282
Mfr # X1E-FAS-NUT-LOC-3720x6
product price: 
$2.65
/pk of 6, $0.44/ea
Sold in mult. of 4 pks for $10.60
X1 Tools 1-14 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3322x120
X1 Tools

1-14 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G722850959
Mfr # X1E-FAS-NUT-LOC-3322x120
product price: 
$1,993.99
/pk of 120, $16.62/ea
Crouse-Hinds Eaton Crouse-Hinds series SL sealing locknut, 25PK SL5
Crouse-Hinds

Eaton Crouse-Hinds series SL sealing locknut, 25PK

Zoro # G823930642
Mfr # SL5
product price: 
$617.99
/pk of 25, $24.72/ea
X1 Tools 5/16-18 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3918x6
X1 Tools

5/16-18 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G922852906
Mfr # X1E-FAS-NUT-LOC-3918x6
product price: 
$10.69
/pk of 6, $1.78/ea
Sold in mult. of 2 pks for $21.38
Lock Nuts (10,000+ items) - Page 246
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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
distorted lock nut10mm nuts5/16-18 nylon locking nutnylon insert hex nut4" lock nuts
1" lock nuts3/8-16 ss nuts3/4 lock nuts1/2" flange lock nut1/4 npt locknuts

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