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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 247

X1 Tools 5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2137x12
X1 Tools

5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G222856987
Mfr # X1E-FAS-NUT-LOC-2137x12
product price: 
$44.19
/pk of 12, $3.68/ea
Oxoxo 1/4-20X5/8 Conical K Keps Lock Nut Zinc and Bake, 2500PK 637950
Oxoxo

1/4-20X5/8 Conical K Keps Lock Nut Zinc and Bake, 2500PK

Zoro # G122694054
Mfr # 637950
product price: 
$787.99
/pk of 2500, $0.32/ea
X1 Tools 1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1226x15
X1 Tools

1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK

Zoro # G322846529
Mfr # X1E-FAS-NUT-LOC-1226x15
product price: 
$28.59
/pk of 15, $1.91/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2133x10
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G322863762
Mfr # X1E-FAS-NUT-LOC-2133x10
product price: 
$19.49
/pk of 10, $1.95/ea
X1 Tools M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3480x400
X1 Tools

M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G722859419
Mfr # X1E-FAS-NUT-LOC-3480x400
product price: 
$275.99
/pk of 400, $0.69/ea
Zoro Select 5/16-18X3/4 Conical K Lock Hex Nut Zinc And Bake, 2000Pk 3112NKC
Zoro Select

5/16-18X3/4 Conical K Lock Hex Nut Zinc And Bake, 2000Pk

Zoro # G015622911
Mfr # 3112NKC
product price: 
$775.99
/pk of 2000, $0.39/ea
Whittet-Higgins 32 Threads per Inch, 1-3/16 in. Outside Diameter PT-04
Whittet-Higgins

32 Threads per Inch, 1-3/16 in. Outside Diameter

Zoro # G912509841
Mfr # PT-04
product price: 
$9.29
/ea
X1 Tools 5/16-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3014x75
X1 Tools

5/16-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G622856822
Mfr # X1E-FAS-NUT-LOC-3014x75
product price: 
$33.15
/pk of 75, $0.44/ea
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3726x4
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G722858221
Mfr # X1E-FAS-NUT-LOC-3726x4
product price: 
$2.55
/pk of 4, $0.64/ea
Sold in mult. of 4 pks for $10.20
X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3912x75
X1 Tools

10-32 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G322848110
Mfr # X1E-FAS-NUT-LOC-3912x75
product price: 
$61.85
/pk of 75, $0.82/ea
X1 Tools 1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3444x8
X1 Tools

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

Zoro # G122863825
Mfr # X1E-FAS-NUT-LOC-3444x8
product price: 
$3.85
/pk of 8, $0.48/ea
Sold in mult. of 3 pks for $11.55
X1 Tools 5/8-11 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3310x4
X1 Tools

5/8-11 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G122865959
Mfr # X1E-FAS-NUT-LOC-3310x4
product price: 
$29.29
/pk of 4, $7.32/ea
X1 Tools 5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1622x10
X1 Tools

5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G222855553
Mfr # X1E-FAS-NUT-LOC-1622x10
product price: 
$20.19
/pk of 10, $2.02/ea
X1 Tools 5/8-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3744x12
X1 Tools

5/8-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G522850623
Mfr # X1E-FAS-NUT-LOC-3744x12
product price: 
$90.25
/pk of 12, $7.52/ea
X1 Tools 7/8-9 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3458x75
X1 Tools

7/8-9 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G322851714
Mfr # X1E-FAS-NUT-LOC-3458x75
product price: 
$278.99
/pk of 75, $3.72/ea
Newport Fasteners Nylon Insert Lock Nut, 2"-4.5, Steel, Grade A, Zinc Plated, 5 PK 275763-PR-5
Newport Fasteners

Nylon Insert Lock Nut, 2"-4.5, Steel, Grade A, Zinc Plated, 5 PK

Zoro # G806327582
Mfr # 275763-PR-5
product price: 
$480.99
/pk of 5, $96.20/ea
Newport Fasteners Nylon Insert Lock Nut, 9/16"-18, 316 Stainless Steel, Not Graded, 750 PK 436035-BR-750
Newport Fasteners

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

Zoro # G106329880
Mfr # 436035-BR-750
product price: 
$2,531.99
/pk of 750, $3.38/ea
X1 Tools 4-40 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2214x25
X1 Tools

4-40 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G422855803
Mfr # X1E-FAS-NUT-LOC-2214x25
product price: 
$12.45
/pk of 25, $0.50/ea
Sold in mult. of 2 pks for $24.90
X1 Tools 4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2114x12
X1 Tools

4-40 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G622862410
Mfr # X1E-FAS-NUT-LOC-2114x12
product price: 
$2.15
/pk of 12, $0.18/ea
Sold in mult. of 5 pks for $10.75
X1 Tools 1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3010x1000
X1 Tools

1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G022853285
Mfr # X1E-FAS-NUT-LOC-3010x1000
product price: 
$205.99
/pk of 1000, $0.21/ea
X1 Tools 7/8-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1044x20
X1 Tools

7/8-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK

Zoro # G822844209
Mfr # X1E-FAS-NUT-LOC-1044x20
product price: 
$100.99
/pk of 20, $5.05/ea
X1 Tools 7/16-14 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3926x250
X1 Tools

7/16-14 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G122861296
Mfr # X1E-FAS-NUT-LOC-3926x250
product price: 
$431.99
/pk of 250, $1.73/ea
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2130x15
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 15PK

Zoro # G422851317
Mfr # X1E-FAS-NUT-LOC-2130x15
product price: 
$16.99
/pk of 15, $1.13/ea
X1 Tools 1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1631x75
X1 Tools

1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G922857383
Mfr # X1E-FAS-NUT-LOC-1631x75
product price: 
$1,785.99
/pk of 75, $23.81/ea
X1 Tools 1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3932x500
X1 Tools

1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G022856606
Mfr # X1E-FAS-NUT-LOC-3932x500
product price: 
$1,519.99
/pk of 500, $3.04/ea
X1 Tools 7/8-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3234x1
X1 Tools

7/8-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G722856142
Mfr # X1E-FAS-NUT-LOC-3234x1
product price: 
$17.19
/ea
X1 Tools 5/8-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1623x250
X1 Tools

5/8-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G622849855
Mfr # X1E-FAS-NUT-LOC-1623x250
product price: 
$539.99
/pk of 250, $2.16/ea
X1 Tools 8-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2012x15
X1 Tools

8-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK

Zoro # G422866915
Mfr # X1E-FAS-NUT-LOC-2012x15
product price: 
$59.85
/pk of 15, $3.99/ea
X1 Tools 1 1/8-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3466x50
X1 Tools

1 1/8-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G022856330
Mfr # X1E-FAS-NUT-LOC-3466x50
product price: 
$403.99
/pk of 50, $8.08/ea
X1 Tools 9/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3740x2
X1 Tools

9/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G122861883
Mfr # X1E-FAS-NUT-LOC-3740x2
product price: 
$110.99
/pk of 2, $55.50/ea
X1 Tools 7/16-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-2338x75
X1 Tools

7/16-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 75PK

Zoro # G022866568
Mfr # X1E-FAS-NUT-LOC-2338x75
product price: 
$126.99
/pk of 75, $1.69/ea
X1 Tools 1/2-13 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3026x15
X1 Tools

1/2-13 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G622865176
Mfr # X1E-FAS-NUT-LOC-3026x15
product price: 
$24.59
/pk of 15, $1.64/ea
X1 Tools 7/16-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3022x50
X1 Tools

7/16-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G422867837
Mfr # X1E-FAS-NUT-LOC-3022x50
product price: 
$50.15
/pk of 50, $1.00/ea
X1 Tools 1/2-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1028x150
X1 Tools

1/2-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 150PK

Zoro # G522844356
Mfr # X1E-FAS-NUT-LOC-1028x150
product price: 
$220.99
/pk of 150, $1.47/ea
X1 Tools M6 x 1 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1976x250
X1 Tools

M6 x 1 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G322855729
Mfr # X1E-FAS-NUT-LOC-1976x250
product price: 
$49.65
/pk of 250, $0.20/ea
Oxoxo 7/16-14 NE Nylon Insert Hex Lock Nut Black Oxide, 600PK 359476
Oxoxo

7/16-14 NE Nylon Insert Hex Lock Nut Black Oxide, 600PK

Zoro # G322665922
Mfr # 359476
product price: 
$143.99
/pk of 600, $0.24/ea
Lock Nuts (10,000+ items) - Page 247
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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" locknutsn-10 lock nut1" lock nutsdistorted lock nut10mm nuts
nylon insert hex nut5/16-18 nylon locking nut1/2" flange lock nut3/4 lock nuts1/4 npt locknuts

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