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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 19

X1 Tools 1 3/8-6 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3472x4
X1 Tools

1 3/8-6 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G022857603
Mfr # X1E-FAS-NUT-LOC-3472x4
product price:  $82.15
/pk 4, $20.54/ea
X1 Tools 1-14 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2364x200
X1 Tools

1-14 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G722862143
Mfr # X1E-FAS-NUT-LOC-2364x200
product price:  $7,212.99
/pk 200, $36.06/ea
X1 Tools 7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1962x4
X1 Tools

7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G522854768
Mfr # X1E-FAS-NUT-LOC-1962x4
product price:  $19.79
/pk 4, $4.95/ea
X1 Tools M20 x 2 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1146x400
X1 Tools

M20 x 2 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 400PK

Zoro # G922847193
Mfr # X1E-FAS-NUT-LOC-1146x400
product price:  $12,152.99
/pk 400, $30.38/ea
X1 Tools M4 x 0.7 mm Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2262x25
X1 Tools

M4 x 0.7 mm Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G322851288
Mfr # X1E-FAS-NUT-LOC-2262x25
product price:  $47.99
/pk 25, $1.92/ea
X1 Tools 3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2334x150
X1 Tools

3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G322867326
Mfr # X1E-FAS-NUT-LOC-2334x150
product price:  $137.99
/pk 150, $0.92/ea
X1 Tools 7/8-9 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1442x500
X1 Tools

7/8-9 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 500PK

Zoro # G722864703
Mfr # X1E-FAS-NUT-LOC-1442x500
product price:  $5,699.99
/pk 500, $11.40/ea
X1 Tools 9/16-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1621x250
X1 Tools

9/16-18 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G222846247
Mfr # X1E-FAS-NUT-LOC-1621x250
product price:  $286.99
/pk 250, $1.15/ea
X1 Tools 1/2-13 Lightweight 6061 Aluminum Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2622x20
X1 Tools

1/2-13 Lightweight 6061 Aluminum Nylon-Insert Locknuts, 20PK

Zoro # G422855964
Mfr # X1E-FAS-NUT-LOC-2622x20
product price:  $42.39
/pk 20, $2.12/ea
X1 Tools M10 x 1.5 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2159x2
X1 Tools

M10 x 1.5 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G622862892
Mfr # X1E-FAS-NUT-LOC-2159x2
product price:  $4.49
/pk 2, $2.25/ea
X1 Tools 1-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3756x50
X1 Tools

1-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G222857670
Mfr # X1E-FAS-NUT-LOC-3756x50
product price:  $2,017.99
/pk 50, $40.36/ea
X1 Tools 1/2-20 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1728x1000
X1 Tools

1/2-20 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK

Zoro # G622847523
Mfr # X1E-FAS-NUT-LOC-1728x1000
product price:  $919.99
/pk 1000, $0.92/ea
X1 Tools 1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1226x12
X1 Tools

1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK

Zoro # G922847308
Mfr # X1E-FAS-NUT-LOC-1226x12
product price:  $23.15
/pk 12, $1.93/ea
Newport Fasteners Nylon Insert Lock Nut, 1/2"-13, Steel, Grade A, Zinc Plated, 500 PK 761968-BR-500
Newport Fasteners

Nylon Insert Lock Nut, 1/2"-13, Steel, Grade A, Zinc Plated, 500 PK

Zoro # G406329986
Mfr # 761968-BR-500
product price:  $484.99
/pk 500, $0.97/ea
Whittet-Higgins 18 Threads per Inch, 2-11/16 in. Outside Diameter CNB-09
Whittet-Higgins

18 Threads per Inch, 2-11/16 in. Outside Diameter

Zoro # G612509820
Mfr # CNB-09
product price:  $34.29
/ea
X1 Tools 3/4-10 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3454x12
X1 Tools

3/4-10 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G422853540
Mfr # X1E-FAS-NUT-LOC-3454x12
product price:  $29.15
/pk 12, $2.43/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1928x200
X1 Tools

1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G322862277
Mfr # X1E-FAS-NUT-LOC-1928x200
product price:  $29.59
/pk 200, $0.15/ea
Flexa Gmbh GM-P Lock Nut PG 36 Metal 0530.000.036
Flexa Gmbh

GM-P Lock Nut PG 36 Metal

Zoro # G116124277
Mfr # 0530.000.036
product price:  $4.65
/ea
Sold in mult. of 50 for $232.50
Newport Fasteners Nylon Insert Lock Nut, 9/16"-12, Steel, Grade C, Black Phosphate, 800 PK 830552-BR-800
Newport Fasteners

Nylon Insert Lock Nut, 9/16"-12, Steel, Grade C, Black Phosphate, 800 PK

Zoro # G906329707
Mfr # 830552-BR-800
product price:  $1,345.99
/pk 800, $1.68/ea
X1 Tools M14 x 2 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1650x1000
X1 Tools

M14 x 2 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G822856998
Mfr # X1E-FAS-NUT-LOC-1650x1000
product price:  $1,505.99
/pk 1000, $1.51/ea
X1 Tools M5 x 0.8 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1974x10
X1 Tools

M5 x 0.8 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G422857647
Mfr # X1E-FAS-NUT-LOC-1974x10
product price:  $2.15
/pk 10, $0.22/ea
X1 Tools M6 x 1 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1976x120
X1 Tools

M6 x 1 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G122854465
Mfr # X1E-FAS-NUT-LOC-1976x120
product price:  $26.49
/pk 120, $0.22/ea
X1 Tools 1/4-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2324x150
X1 Tools

1/4-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G122864778
Mfr # X1E-FAS-NUT-LOC-2324x150
product price:  $63.25
/pk 150, $0.42/ea
X1 Tools 1/2-13 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3930x25
X1 Tools

1/2-13 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G622851902
Mfr # X1E-FAS-NUT-LOC-3930x25
product price:  $72.55
/pk 25, $2.90/ea
Newport Fasteners Nylon Insert Lock Nut, 1-1/8"-7, Steel, Grade A, Zinc Plated, 90 PK 758773-BR-90
Newport Fasteners

Nylon Insert Lock Nut, 1-1/8"-7, Steel, Grade A, Zinc Plated, 90 PK

Zoro # G906330123
Mfr # 758773-BR-90
product price:  $845.99
/pk 90, $9.40/ea
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2130x25
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G722852762
Mfr # X1E-FAS-NUT-LOC-2130x25
product price:  $25.35
/pk 25, $1.01/ea
X1 Tools 1/4-28 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2126x1000
X1 Tools

1/4-28 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G922853170
Mfr # X1E-FAS-NUT-LOC-2126x1000
product price:  $268.99
/pk 1000, $0.27/ea
X1 Tools 10-32 Hi Performance Brass Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2718x20
X1 Tools

10-32 Hi Performance Brass Nylon-Insert Locknuts, 20PK

Zoro # G422854943
Mfr # X1E-FAS-NUT-LOC-2718x20
product price:  $20.69
/pk 20, $1.03/ea
X1 Tools 6-40 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2220x100
X1 Tools

6-40 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G022863062
Mfr # X1E-FAS-NUT-LOC-2220x100
product price:  $136.99
/pk 100, $1.37/ea
X1 Tools 3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1240x500
X1 Tools

3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK

Zoro # G822849297
Mfr # X1E-FAS-NUT-LOC-1240x500
product price:  $2,394.99
/pk 500, $4.79/ea
Boltsandnuts.Com Nylon Insert Lock Nut, M6-1.0, Class 10, Zinc Yellow, 200 PK M6CNFN10Y-200
Boltsandnuts.Com

Nylon Insert Lock Nut, M6-1.0, Class 10, Zinc Yellow, 200 PK

Zoro # G514505531
Mfr # M6CNFN10Y-200
product price:  $62.59
/pk 200, $0.31/ea
Standard Locknut Bearing Lock Nut, Steel AN15
Standard Locknut

Bearing Lock Nut, Steel

Zoro # G822964631
Mfr # AN15
product price:  $19.79
/ea
Zoro Select Lock Nut, Steel, 5/32", PK5 FLJNFI075-005P
Zoro Select

Lock Nut, Steel, 5/32", PK5

Zoro # G922964234
Mfr # FLJNFI075-005P
product price:  $28.49
/pk 5, $5.70/ea
X1 Tools 1 1/8-7 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1052x1
X1 Tools

1 1/8-7 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts

Zoro # G822844278
Mfr # X1E-FAS-NUT-LOC-1052x1
product price:  $27.19
/ea
X1 Tools 1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1212x12
X1 Tools

1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK

Zoro # G022855623
Mfr # X1E-FAS-NUT-LOC-1212x12
product price:  $11.65
/pk 12, $0.97/ea
Sold in mult. of 2 for $23.30
X1 Tools 1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3444x4
X1 Tools

1/2-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G922862660
Mfr # X1E-FAS-NUT-LOC-3444x4
product price:  $2.19
/pk 4, $0.55/ea
Lock Nuts (10,000+ items) - Page 19
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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 NutsWing NutsGeneral Washers
Hex Head Cap ScrewsMachine ScrewsSocket Head Cap ScrewsLock WashersSelf-Tapping Screws
nylon-insert locknuts1/2" flange lock nut5/16-24 nuts10mm nuts5/16-18 nylon locking nut
2 inch locknutlock nut 5/16-181/4" locking nutnylon insert hex nut3/8-16 nuts stainless steel

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