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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 134

X1 Tools 1/4-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2232x6
X1 Tools

1/4-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK

Zoro # G222864517
Mfr # X1E-FAS-NUT-LOC-2232x6
product price: 
$4.95
/pk of 6, $0.83/ea
Sold in mult. of 2 pks for $9.90
X1 Tools M4 x 0.7 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3478x1
X1 Tools

M4 x 0.7 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G422861217
Mfr # X1E-FAS-NUT-LOC-3478x1
product price: 
$1.29
/ea
Sold in mult. of 7 for $9.03
Pem Clinch Nut, PK10 S-1224-3ZI
Pem

Clinch Nut, PK10

Zoro # G923524703
Mfr # S-1224-3ZI
product price: 
$4.79
/pk of 10, $0.48/ea
Sold in mult. of 2 pks for $9.58
X1 Tools 5/16-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1016x20
X1 Tools

5/16-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK

Zoro # G322844228
Mfr # X1E-FAS-NUT-LOC-1016x20
product price: 
$17.99
/pk of 20, $0.90/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2117x6
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK

Zoro # G722859440
Mfr # X1E-FAS-NUT-LOC-2117x6
product price: 
$1.49
/pk of 6, $0.25/ea
Sold in mult. of 7 pks for $10.43
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1066x100
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 100PK

Zoro # G422849482
Mfr # X1E-FAS-NUT-LOC-1066x100
product price: 
$6,341.99
/pk of 100, $63.42/ea
X1 Tools 1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3760x250
X1 Tools

1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G622854132
Mfr # X1E-FAS-NUT-LOC-3760x250
product price: 
$12,301.99
/pk of 250, $49.21/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1256x100
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 100PK

Zoro # G522844837
Mfr # X1E-FAS-NUT-LOC-1256x100
product price: 
$4,637.99
/pk of 100, $46.38/ea
X1 Tools 7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1942x150
X1 Tools

7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G522848361
Mfr # X1E-FAS-NUT-LOC-1942x150
product price: 
$53.85
/pk of 150, $0.36/ea
X1 Tools 8-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3418x250
X1 Tools

8-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G222867501
Mfr # X1E-FAS-NUT-LOC-3418x250
product price: 
$27.59
/pk of 250, $0.11/ea
X1 Tools 3/4-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3232x1
X1 Tools

3/4-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G022867770
Mfr # X1E-FAS-NUT-LOC-3232x1
product price: 
$13.39
/ea
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2318x200
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G722866387
Mfr # X1E-FAS-NUT-LOC-2318x200
product price: 
$58.19
/pk of 200, $0.29/ea
X1 Tools M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1982x25
X1 Tools

M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK

Zoro # G422852673
Mfr # X1E-FAS-NUT-LOC-1982x25
product price: 
$22.39
/pk of 25, $0.90/ea
X1 Tools 5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2328x10
X1 Tools

5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G922848398
Mfr # X1E-FAS-NUT-LOC-2328x10
product price: 
$9.79
/pk of 10, $0.98/ea
Sold in mult. of 2 pks for $19.58
X1 Tools 5/8-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1623x1
X1 Tools

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

Zoro # G622863639
Mfr # X1E-FAS-NUT-LOC-1623x1
product price: 
$2.29
/ea
Sold in mult. of 4 for $9.16
Aceds 0.5 in. Stainless Steel Lock Nut, 25PK 59555
Aceds

0.5 in. Stainless Steel Lock Nut, 25PK

Zoro # G010660260
Mfr # 59555
product price: 
$67.45
/pk of 25, $2.70/ea
X1 Tools 1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3830x25
X1 Tools

1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G622853845
Mfr # X1E-FAS-NUT-LOC-3830x25
product price: 
$77.95
/pk of 25, $3.12/ea
X1 Tools 1 1/4-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3468x200
X1 Tools

1 1/4-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G422865987
Mfr # X1E-FAS-NUT-LOC-3468x200
product price: 
$3,527.99
/pk of 200, $17.64/ea
X1 Tools 3/4-10 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1956x8
X1 Tools

3/4-10 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK

Zoro # G422851843
Mfr # X1E-FAS-NUT-LOC-1956x8
product price: 
$18.39
/pk of 8, $2.30/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
Abb LS 102 3/4 IN SEALING LOCKNUT, RGD/IMC, STL, 100PK LS102
Abb

LS 102 3/4 IN SEALING LOCKNUT, RGD/IMC, STL, 100PK

Zoro # G024300152
Mfr # LS102
product price: 
$38,549.99
/pk of 100, $385.50/ea
X1 Tools 1/2-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3028x8
X1 Tools

1/2-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G922861021
Mfr # X1E-FAS-NUT-LOC-3028x8
product price: 
$27.99
/pk of 8, $3.50/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 of 100, $4.69/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1986x200
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G522845599
Mfr # X1E-FAS-NUT-LOC-1986x200
product price: 
$270.99
/pk of 200, $1.35/ea
X1 Tools 1-8 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3754x75
X1 Tools

1-8 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G422857074
Mfr # X1E-FAS-NUT-LOC-3754x75
product price: 
$1,770.99
/pk of 75, $23.61/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2133x12
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G022859287
Mfr # X1E-FAS-NUT-LOC-2133x12
product price: 
$21.99
/pk of 12, $1.83/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 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3748x150
X1 Tools

3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G922867849
Mfr # X1E-FAS-NUT-LOC-3748x150
product price: 
$4,379.99
/pk of 150, $29.20/ea
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2130x20
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK

Zoro # G422849857
Mfr # X1E-FAS-NUT-LOC-2130x20
product price: 
$20.59
/pk of 20, $1.03/ea
Newport Fasteners Nylon Insert Lock Nut, #8-32, 316 Stainless Steel, Not Graded, 100 PK 349495-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #8-32, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G706327965
Mfr # 349495-PR-100
product price: 
$49.59
/pk of 100, $0.50/ea
Newport Fasteners Nylon Insert Lock Nut, 3/4"-10, Steel, Grade A, Zinc Plated, 400 PK 754392-BR-400
Newport Fasteners

Nylon Insert Lock Nut, 3/4"-10, Steel, Grade A, Zinc Plated, 400 PK

Zoro # G906329530
Mfr # 754392-BR-400
product price: 
$408.99
/pk of 400, $1.02/ea
Newport Fasteners Nylon Insert Lock Nut, 1/2"-20, Steel, Zinc Plated, 100 PK NB305186P-100
Newport Fasteners

Nylon Insert Lock Nut, 1/2"-20, Steel, Zinc Plated, 100 PK

Zoro # G906331830
Mfr # NB305186P-100
product price: 
$108.99
/pk of 100, $1.09/ea
Newport Fasteners Flexible Top Lock Nut, 5/16"-18, Steel, Cadmium Plated, 0.15 in Ht, 500 PK 149444
Newport Fasteners

Flexible Top Lock Nut, 5/16"-18, Steel, Cadmium Plated, 0.15 in Ht, 500 PK

Zoro # G206328202
Mfr # 149444
product price: 
$428.99
/pk of 500, $0.86/ea
Newport Fasteners Nylon Insert Lock Nut, 5/16"-24, 316 Stainless Steel, Not Graded, 100 PK 538424-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 5/16"-24, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G106329668
Mfr # 538424-PR-100
product price: 
$124.99
/pk of 100, $1.25/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 of 500, $0.65/ea
Zoro Select Lock Nut, Steel, 9/16", PK2 FLHNI087CAD-002P
Zoro Select

Lock Nut, Steel, 9/16", PK2

Zoro # G122963129
Mfr # FLHNI087CAD-002P
product price: 
$26.29
/pk of 2, $13.15/ea
Lock Nuts (10,000+ items) - Page 134
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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
4" lock nutsdistorted lock nut1/4 npt locknuts1" lock nuts1/4" locking nut
3/4 lock nuts3/8-16 ss nuts10mm nuts5/16-18 nylon locking nut1/2" flange lock nut

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