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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 67

X1 Tools 1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 100PK X1E-FAS-NUT-LOC-3828x100
X1 Tools

1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 100PK

Zoro # G922855990
Mfr # X1E-FAS-NUT-LOC-3828x100
product price: 
$271.99
/pk of 100, $2.72/ea
X1 Tools 1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3444x50
X1 Tools

1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G322865414
Mfr # X1E-FAS-NUT-LOC-3444x50
product price: 
$25.99
/pk of 50, $0.52/ea
X1 Tools M5 x 0.8 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1637x12
X1 Tools

M5 x 0.8 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G922844505
Mfr # X1E-FAS-NUT-LOC-1637x12
product price: 
$2.59
/pk of 12, $0.22/ea
Sold in mult. of 4 pks for $10.36
X1 Tools 2-56 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1910x250
X1 Tools

2-56 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G922864336
Mfr # X1E-FAS-NUT-LOC-1910x250
product price: 
$32.59
/pk of 250, $0.13/ea
X1 Tools M8 x 1.25 mm UHP Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1316x1000
X1 Tools

M8 x 1.25 mm UHP Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G422847075
Mfr # X1E-FAS-NUT-LOC-1316x1000
product price: 
$5,233.99
/pk of 1000, $5.23/ea
X1 Tools 3/8-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3924x4
X1 Tools

3/8-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G022860122
Mfr # X1E-FAS-NUT-LOC-3924x4
product price: 
$10.25
/pk of 4, $2.56/ea
Sold in mult. of 2 pks for $20.50
X1 Tools 3/4-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3232x2
X1 Tools

3/4-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G622867293
Mfr # X1E-FAS-NUT-LOC-3232x2
product price: 
$20.79
/pk of 2, $10.40/ea
X1 Tools 8-36 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2120x250
X1 Tools

8-36 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G322852186
Mfr # X1E-FAS-NUT-LOC-2120x250
product price: 
$65.75
/pk of 250, $0.26/ea
X1 Tools 1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2326x200
X1 Tools

1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G122859224
Mfr # X1E-FAS-NUT-LOC-2326x200
product price: 
$83.99
/pk of 200, $0.42/ea
X1 Tools 2-56 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3410x250
X1 Tools

2-56 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G522858612
Mfr # X1E-FAS-NUT-LOC-3410x250
product price: 
$115.99
/pk of 250, $0.46/ea
X1 Tools 1 1/2-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1262x200
X1 Tools

1 1/2-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 200PK

Zoro # G722846532
Mfr # X1E-FAS-NUT-LOC-1262x200
product price: 
$13,257.99
/pk of 200, $66.29/ea
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2130x100
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G622857683
Mfr # X1E-FAS-NUT-LOC-2130x100
product price: 
$82.65
/pk of 100, $0.83/ea
X1 Tools 1-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3756x150
X1 Tools

1-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G122854250
Mfr # X1E-FAS-NUT-LOC-3756x150
product price: 
$6,190.99
/pk of 150, $41.27/ea
X1 Tools 1/4-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3210x10
X1 Tools

1/4-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G722866233
Mfr # X1E-FAS-NUT-LOC-3210x10
product price: 
$16.15
/pk of 10, $1.61/ea
X1 Tools 5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3920x6
X1 Tools

5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G422861804
Mfr # X1E-FAS-NUT-LOC-3920x6
product price: 
$11.49
/pk of 6, $1.92/ea
Sold in mult. of 2 pks for $22.98
X1 Tools M20 x 1.5 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1144x12
X1 Tools

M20 x 1.5 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G222848258
Mfr # X1E-FAS-NUT-LOC-1144x12
product price: 
$209.99
/pk of 12, $17.50/ea
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2024x2
X1 Tools

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

Zoro # G822849563
Mfr # X1E-FAS-NUT-LOC-2024x2
product price: 
$15.69
/pk of 2, $7.85/ea
X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2320x10
X1 Tools

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

Zoro # G022866896
Mfr # X1E-FAS-NUT-LOC-2320x10
product price: 
$3.79
/pk of 10, $0.38/ea
Sold in mult. of 3 pks for $11.37
X1 Tools 3-56 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2113x2
X1 Tools

3-56 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G522857981
Mfr # X1E-FAS-NUT-LOC-2113x2
product price: 
$1.49
/pk of 2, $0.75/ea
Sold in mult. of 7 pks for $10.43
X1 Tools 7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3024x4
X1 Tools

7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G322854340
Mfr # X1E-FAS-NUT-LOC-3024x4
product price: 
$4.89
/pk of 4, $1.22/ea
Sold in mult. of 2 pks for $9.78
X1 Tools 7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1942x200
X1 Tools

7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G122856605
Mfr # X1E-FAS-NUT-LOC-1942x200
product price: 
$70.79
/pk of 200, $0.35/ea
X1 Tools 4-48 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2115x15
X1 Tools

4-48 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 15PK

Zoro # G222860984
Mfr # X1E-FAS-NUT-LOC-2115x15
product price: 
$9.55
/pk of 15, $0.64/ea
Sold in mult. of 2 pks for $19.10
X1 Tools 5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1036x400
X1 Tools

5/8-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK

Zoro # G522844561
Mfr # X1E-FAS-NUT-LOC-1036x400
product price: 
$1,475.99
/pk of 400, $3.69/ea
X1 Tools 5/16-18 Performance Black-Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3522x1000
X1 Tools

5/16-18 Performance Black-Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G422863396
Mfr # X1E-FAS-NUT-LOC-3522x1000
product price: 
$1,192.99
/pk of 1000, $1.19/ea
X1 Tools 7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1024x120
X1 Tools

7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 120PK

Zoro # G522846145
Mfr # X1E-FAS-NUT-LOC-1024x120
product price: 
$136.99
/pk of 120, $1.14/ea
X1 Tools 1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2326x250
X1 Tools

1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G322856948
Mfr # X1E-FAS-NUT-LOC-2326x250
product price: 
$106.99
/pk of 250, $0.43/ea
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2352x200
X1 Tools

3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G722854551
Mfr # X1E-FAS-NUT-LOC-2352x200
product price: 
$1,201.99
/pk of 200, $6.01/ea
X1 Tools 7/8-9 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1442x1
X1 Tools

7/8-9 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts

Zoro # G222849484
Mfr # X1E-FAS-NUT-LOC-1442x1
product price: 
$17.69
/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 20PK X1E-FAS-NUT-LOC-2020x20
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 20PK

Zoro # G122860947
Mfr # X1E-FAS-NUT-LOC-2020x20
product price: 
$87.29
/pk of 20, $4.36/ea
X1 Tools 5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3312x400
X1 Tools

5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G822854031
Mfr # X1E-FAS-NUT-LOC-3312x400
product price: 
$3,578.99
/pk of 400, $8.95/ea
Newport Fasteners Nylon Insert Lock Nut, 1-1/8"-7, Steel, Zinc Plated, 10 PK NB305508P-10
Newport Fasteners

Nylon Insert Lock Nut, 1-1/8"-7, Steel, Zinc Plated, 10 PK

Zoro # G806331855
Mfr # NB305508P-10
product price: 
$202.99
/pk of 10, $20.30/ea
Newport Fasteners Serrated Lock Nut, 3/8"-24, Steel, Zinc Plated, 0.23 in Ht, 1000 PK 152251
Newport Fasteners

Serrated Lock Nut, 3/8"-24, Steel, Zinc Plated, 0.23 in Ht, 1000 PK

Zoro # G106308670
Mfr # 152251
product price: 
$341.99
/pk of 1000, $0.34/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
X1 Tools 1/4-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2232x12
X1 Tools

1/4-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G322861843
Mfr # X1E-FAS-NUT-LOC-2232x12
product price: 
$12.15
/pk of 12, $1.01/ea
X1 Tools M2.5 x 0.45 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2151x100
X1 Tools

M2.5 x 0.45 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G522848989
Mfr # X1E-FAS-NUT-LOC-2151x100
product price: 
$67.85
/pk of 100, $0.68/ea
X1 Tools 10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2228x150
X1 Tools

10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G622858123
Mfr # X1E-FAS-NUT-LOC-2228x150
product price: 
$147.99
/pk of 150, $0.99/ea
Lock Nuts (10,000+ items) - Page 67
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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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