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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 131

X1 Tools 7/8-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3234x2
X1 Tools

7/8-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G622864926
Mfr # X1E-FAS-NUT-LOC-3234x2
product price: 
$29.85
/pk 2, $14.93/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 75, $0.44/ea
X1 Tools 1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3240x50
X1 Tools

1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G622850943
Mfr # X1E-FAS-NUT-LOC-3240x50
product price: 
$2,497.99
/pk 50, $49.96/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 150, $0.99/ea
X1 Tools 1 1/8-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1968x8
X1 Tools

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

Zoro # G722865977
Mfr # X1E-FAS-NUT-LOC-1968x8
product price: 
$77.45
/pk 8, $9.68/ea
X1 Tools 7/8-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3752x1
X1 Tools

7/8-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G722856418
Mfr # X1E-FAS-NUT-LOC-3752x1
product price: 
$43.15
/ea
X1 Tools 1/4-28 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3916x200
X1 Tools

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

Zoro # G622865190
Mfr # X1E-FAS-NUT-LOC-3916x200
product price: 
$121.99
/pk 200, $0.61/ea
X1 Tools 5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2236x1000
X1 Tools

5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G522866501
Mfr # X1E-FAS-NUT-LOC-2236x1000
product price: 
$654.99
/pk 1000, $0.65/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1066x20
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 20PK

Zoro # G122847788
Mfr # X1E-FAS-NUT-LOC-1066x20
product price: 
$1,320.99
/pk 20, $66.05/ea
Newport Fasteners Nylon Insert Lock Nut, 1-1/8"-7, Steel, Grade A, Zinc Plated, 10 PK 775722-PR-10
Newport Fasteners

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

Zoro # G506331537
Mfr # 775722-PR-10
product price: 
$193.99
/pk 10, $19.40/ea
X1 Tools 9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1948x1000
X1 Tools

9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G922854962
Mfr # X1E-FAS-NUT-LOC-1948x1000
product price: 
$975.99
/pk 1000, $0.98/ea
X1 Tools 7/16-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1940x400
X1 Tools

7/16-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK

Zoro # G522850142
Mfr # X1E-FAS-NUT-LOC-1940x400
product price: 
$124.99
/pk 400, $0.31/ea
X1 Tools 1-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2145x1
X1 Tools

1-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts

Zoro # G922847735
Mfr # X1E-FAS-NUT-LOC-2145x1
product price: 
$21.89
/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3758x75
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G222850770
Mfr # X1E-FAS-NUT-LOC-3758x75
product price: 
$2,926.99
/pk 75, $39.03/ea
X1 Tools 3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2242x4
X1 Tools

3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G222867068
Mfr # X1E-FAS-NUT-LOC-2242x4
product price: 
$17.19
/pk 4, $4.30/ea
X1 Tools 3/4-10 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3454x25
X1 Tools

3/4-10 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G422854844
Mfr # X1E-FAS-NUT-LOC-3454x25
product price: 
$54.95
/pk 25, $2.20/ea
X1 Tools 1 1/8-7 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3324x50
X1 Tools

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

Zoro # G322865926
Mfr # X1E-FAS-NUT-LOC-3324x50
product price: 
$1,774.99
/pk 50, $35.50/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2149x1000
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G722865946
Mfr # X1E-FAS-NUT-LOC-2149x1000
product price: 
$48,133.99
/pk 1000, $48.13/ea
Oxoxo 5/16-18 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Black Oxide, 1500PK 359065
Oxoxo

5/16-18 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Black Oxide, 1500PK

Zoro # G822671829
Mfr # 359065
product price: 
$166.99
/pk 1500, $0.11/ea
Oxoxo 1/4-20 NE Nylon Insert Hex Lock Nut Zinc, 2000PK 170347
Oxoxo

1/4-20 NE Nylon Insert Hex Lock Nut Zinc, 2000PK

Zoro # G322667278
Mfr # 170347
product price: 
$82.85
/pk 2000, $0.04/ea
X1 Tools 3/4-16 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3316x75
X1 Tools

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

Zoro # G322866138
Mfr # X1E-FAS-NUT-LOC-3316x75
product price: 
$174.99
/pk 75, $2.33/ea
X1 Tools 8-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3714x20
X1 Tools

8-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G722864192
Mfr # X1E-FAS-NUT-LOC-3714x20
product price: 
$4.69
/pk 20, $0.23/ea
Sold in mult. of 2 for $9.38
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2318x250
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G122845708
Mfr # X1E-FAS-NUT-LOC-2318x250
product price: 
$70.15
/pk 250, $0.28/ea
X1 Tools 1/4-28 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3212x12
X1 Tools

1/4-28 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G222867532
Mfr # X1E-FAS-NUT-LOC-3212x12
product price: 
$33.59
/pk 12, $2.80/ea
X1 Tools 5/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2127x400
X1 Tools

5/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G322866343
Mfr # X1E-FAS-NUT-LOC-2127x400
product price: 
$181.99
/pk 400, $0.45/ea
X1 Tools 7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3732x1000
X1 Tools

7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G222864890
Mfr # X1E-FAS-NUT-LOC-3732x1000
product price: 
$1,505.99
/pk 1000, $1.51/ea
X1 Tools 3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2242x8
X1 Tools

3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK

Zoro # G422867462
Mfr # X1E-FAS-NUT-LOC-2242x8
product price: 
$29.49
/pk 8, $3.69/ea
X1 Tools 1/2-13 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3442x250
X1 Tools

1/2-13 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G322856573
Mfr # X1E-FAS-NUT-LOC-3442x250
product price: 
$94.55
/pk 250, $0.38/ea
X1 Tools M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3480x200
X1 Tools

M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G322844952
Mfr # X1E-FAS-NUT-LOC-3480x200
product price: 
$141.99
/pk 200, $0.71/ea
X1 Tools 3/8-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-2129x75
X1 Tools

3/8-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK

Zoro # G122847986
Mfr # X1E-FAS-NUT-LOC-2129x75
product price: 
$59.45
/pk 75, $0.79/ea
X1 Tools 7/8-9 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2141x2
X1 Tools

7/8-9 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G322849421
Mfr # X1E-FAS-NUT-LOC-2141x2
product price: 
$23.29
/pk 2, $11.65/ea
X1 Tools 1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3738x250
X1 Tools

1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G722853813
Mfr # X1E-FAS-NUT-LOC-3738x250
product price: 
$466.99
/pk 250, $1.87/ea
X1 Tools 7/16-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2338x15
X1 Tools

7/16-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 15PK

Zoro # G522865016
Mfr # X1E-FAS-NUT-LOC-2338x15
product price: 
$29.95
/pk 15, $2.00/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3746x150
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G522847838
Mfr # X1E-FAS-NUT-LOC-3746x150
product price: 
$2,402.99
/pk 150, $16.02/ea
Newport Fasteners Nylon Insert Lock Nut, 7/16"-14, Steel, Grade A, Zinc Plated, 100 PK 435940-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 7/16"-14, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G306329727
Mfr # 435940-PR-100
product price: 
$185.99
/pk 100, $1.86/ea
X1 Tools 1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3720x10
X1 Tools

1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G422866519
Mfr # X1E-FAS-NUT-LOC-3720x10
product price: 
$4.15
/pk 10, $0.42/ea
Sold in mult. of 3 for $12.45
Lock Nuts (10,000+ items) - Page 131
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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 NutsCoupling NutsFlange NutsWing NutsGeneral Washers
Hex Head Cap ScrewsMachine ScrewsSocket Head Cap ScrewsLock WashersSelf-Tapping Screws
1/2" flange lock nut3/8-16 nuts stainless steellock nut 5/16-181/4" locking nutnylon insert hex nut
5/16-24 nutsnylon-insert locknutsn-10 lock nut5/16-18 nylon locking nut10mm nuts

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