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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 212

X1 Tools 7/16-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3438x400
X1 Tools

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

Zoro # G722859334
Mfr # X1E-FAS-NUT-LOC-3438x400
product price:  $98.15
/pk 400, $0.25/ea
X1 Tools M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1994x20
X1 Tools

M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G722849496
Mfr # X1E-FAS-NUT-LOC-1994x20
product price:  $114.99
/pk 20, $5.75/ea
X1 Tools 1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3330x25
X1 Tools

1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G022864854
Mfr # X1E-FAS-NUT-LOC-3330x25
product price:  $1,470.99
/pk 25, $58.84/ea
Oxoxo 5/16-18 K Lock Nut 18-8 Stainless Steel Nut, 420 Stainless Steel Washer, 1000PK 319658
Oxoxo

5/16-18 K Lock Nut 18-8 Stainless Steel Nut, 420 Stainless Steel Washer, 1000PK

Zoro # G822660779
Mfr # 319658
product price:  $485.99
/pk 1000, $0.49/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 9/64", PK5

Zoro # G322962373
Mfr # FLJNI062CAD-005P
product price:  $21.49
/pk 5, $4.30/ea
X1 Tools 3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1625x200
X1 Tools

3/4-16 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G522851200
Mfr # X1E-FAS-NUT-LOC-1625x200
product price:  $397.99
/pk 200, $1.99/ea
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3726x6
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G222867525
Mfr # X1E-FAS-NUT-LOC-3726x6
product price:  $3.55
/pk 6, $0.59/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2133x25
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G622848131
Mfr # X1E-FAS-NUT-LOC-2133x25
product price:  $41.29
/pk 25, $1.65/ea
X1 Tools 5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3920x200
X1 Tools

5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G722860958
Mfr # X1E-FAS-NUT-LOC-3920x200
product price:  $179.99
/pk 200, $0.90/ea
X1 Tools 5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1014x50
X1 Tools

5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK

Zoro # G722844170
Mfr # X1E-FAS-NUT-LOC-1014x50
product price:  $37.75
/pk 50, $0.76/ea
X1 Tools 1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1026x4
X1 Tools

1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK

Zoro # G122844657
Mfr # X1E-FAS-NUT-LOC-1026x4
product price:  $11.85
/pk 4, $2.96/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3712x250
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G222848357
Mfr # X1E-FAS-NUT-LOC-3712x250
product price:  $59.19
/pk 250, $0.24/ea
X1 Tools 3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3922x500
X1 Tools

3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G422862825
Mfr # X1E-FAS-NUT-LOC-3922x500
product price:  $595.99
/pk 500, $1.19/ea
X1 Tools 1 1/8-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1630x150
X1 Tools

1 1/8-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G422852314
Mfr # X1E-FAS-NUT-LOC-1630x150
product price:  $1,841.99
/pk 150, $12.28/ea
X1 Tools 3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2240x100
X1 Tools

3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G122853611
Mfr # X1E-FAS-NUT-LOC-2240x100
product price:  $154.99
/pk 100, $1.55/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1066x10
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 10PK

Zoro # G722846099
Mfr # X1E-FAS-NUT-LOC-1066x10
product price:  $535.99
/pk 10, $53.60/ea
X1 Tools M10 x 1.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3486x12
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G822847439
Mfr # X1E-FAS-NUT-LOC-3486x12
product price:  $26.89
/pk 12, $2.24/ea
Msi Products 1/2in INDUSTRIAL 150lb 316 Stainless Steel Locknut A3240608
Msi Products

1/2in INDUSTRIAL 150lb 316 Stainless Steel Locknut

Zoro # G415321483
Mfr # A3240608
product price:  $10.75
/ea
Sold in mult. of 2 for $21.50
X1 Tools 5/8-11 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1952x2
X1 Tools

5/8-11 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G022864427
Mfr # X1E-FAS-NUT-LOC-1952x2
product price:  $3.25
/pk 2, $1.63/ea
X1 Tools 1-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1050x10
X1 Tools

1-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 10PK

Zoro # G522844547
Mfr # X1E-FAS-NUT-LOC-1050x10
product price:  $77.59
/pk 10, $7.76/ea
X1 Tools 5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1622x120
X1 Tools

5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G822855656
Mfr # X1E-FAS-NUT-LOC-1622x120
product price:  $180.99
/pk 120, $1.51/ea
X1 Tools 7/8-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3234x400
X1 Tools

7/8-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G122849706
Mfr # X1E-FAS-NUT-LOC-3234x400
product price:  $4,974.99
/pk 400, $12.44/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2022x15
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK

Zoro # G122865836
Mfr # X1E-FAS-NUT-LOC-2022x15
product price:  $70.49
/pk 15, $4.70/ea
X1 Tools 10-24 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2014x20
X1 Tools

10-24 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 20PK

Zoro # G922862028
Mfr # X1E-FAS-NUT-LOC-2014x20
product price:  $79.45
/pk 20, $3.97/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1066x4
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK

Zoro # G422844586
Mfr # X1E-FAS-NUT-LOC-1066x4
product price:  $223.99
/pk 4, $56.00/ea
X1 Tools 1 1/8-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3466x25
X1 Tools

1 1/8-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G922851589
Mfr # X1E-FAS-NUT-LOC-3466x25
product price:  $205.99
/pk 25, $8.24/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 1/16", PK25

Zoro # G422964406
Mfr # FLJNI-10-025P
product price:  $16.99
/pk 25, $0.68/ea
X1 Tools M4 x 0.7 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1972x2
X1 Tools

M4 x 0.7 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G522850517
Mfr # X1E-FAS-NUT-LOC-1972x2
product price:  $0.74
/pk 2, $0.37/ea
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2352x100
X1 Tools

3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G922855020
Mfr # X1E-FAS-NUT-LOC-2352x100
product price:  $498.99
/pk 100, $4.99/ea
X1 Tools 1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 200PK X1E-FAS-NUT-LOC-3828x200
X1 Tools

1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 200PK

Zoro # G222854723
Mfr # X1E-FAS-NUT-LOC-3828x200
product price:  $524.99
/pk 200, $2.62/ea
X1 Tools 10-24 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3614x400
X1 Tools

10-24 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G722864581
Mfr # X1E-FAS-NUT-LOC-3614x400
product price:  $1,371.99
/pk 400, $3.43/ea
Newport Fasteners Nylon Insert Lock Nut, M8-1.25, Steel, Class 8, Zinc Plated, 3000 PK 313953-BR-3000
Newport Fasteners

Nylon Insert Lock Nut, M8-1.25, Steel, Class 8, Zinc Plated, 3000 PK

Zoro # G806327841
Mfr # 313953-BR-3000
product price:  $338.99
/pk 3000, $0.11/ea
X1 Tools M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1980x20
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G022847611
Mfr # X1E-FAS-NUT-LOC-1980x20
product price:  $16.49
/pk 20, $0.82/ea
X1 Tools 6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3610x200
X1 Tools

6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G022865103
Mfr # X1E-FAS-NUT-LOC-3610x200
product price:  $674.99
/pk 200, $3.37/ea
X1 Tools 7/8-14 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1244x10
X1 Tools

7/8-14 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 10PK

Zoro # G322855118
Mfr # X1E-FAS-NUT-LOC-1244x10
product price:  $61.45
/pk 10, $6.15/ea
X1 Tools 5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3920x4
X1 Tools

5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G322851608
Mfr # X1E-FAS-NUT-LOC-3920x4
product price:  $5.19
/pk 4, $1.30/ea
Lock Nuts (10,000+ items) - Page 212
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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
nylon insert flange nutlock nut nylon insertnylon-insert locknutsserrated flange lock nut5/8-18 flange nut
5/16-18 stainless steel bolt3/8" flange nutslock nut 5/16-18distorted thread lock nut1/4-20 stainless steel nut

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