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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 252

X1 Tools 7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3750x1000
X1 Tools

7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G022848786
Mfr # X1E-FAS-NUT-LOC-3750x1000
product price:  $19,520.99
/pk 1000, $19.52/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 50, $8.08/ea
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2352x150
X1 Tools

3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G922845663
Mfr # X1E-FAS-NUT-LOC-2352x150
product price:  $729.99
/pk 150, $4.87/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1066x400
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK

Zoro # G022846621
Mfr # X1E-FAS-NUT-LOC-1066x400
product price:  $25,919.99
/pk 400, $64.80/ea
X1 Tools 4-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3412x20
X1 Tools

4-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G422848867
Mfr # X1E-FAS-NUT-LOC-3412x20
product price:  $5.55
/pk 20, $0.28/ea
Sold in mult. of 2 for $11.10
Oxoxo M6-1.0 Din6926/ISO7043 Metric class 8 Prevail Torque Nylon Insert Hex Flange Lock Nut Z, 2000PK 544156
Oxoxo

M6-1.0 Din6926/ISO7043 Metric class 8 Prevail Torque Nylon Insert Hex Flange Lock Nut Z, 2000PK

Zoro # G122677354
Mfr # 544156
product price:  $225.99
/pk 2000, $0.11/ea
X1 Tools 1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3932x50
X1 Tools

1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G122860572
Mfr # X1E-FAS-NUT-LOC-3932x50
product price:  $144.99
/pk 50, $2.90/ea
X1 Tools 10-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2016x10
X1 Tools

10-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 10PK

Zoro # G522847005
Mfr # X1E-FAS-NUT-LOC-2016x10
product price:  $44.59
/pk 10, $4.46/ea
X1 Tools 1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3830x25
X1 Tools

1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G622853845
Mfr # X1E-FAS-NUT-LOC-3830x25
product price:  $77.95
/pk 25, $3.12/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknut, 1000PK X1E-FAS-NUT-LOC-3620x1000
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknut, 1000PK

Zoro # G722850263
Mfr # X1E-FAS-NUT-LOC-3620x1000
product price:  $3,910.99
/pk 1000, $3.91/ea
Newport Fasteners Flexible Top Lock Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, 0.285 in Ht, 50 PK 999136
Newport Fasteners

Flexible Top Lock Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, 0.285 in Ht, 50 PK

Zoro # G906331809
Mfr # 999136
product price:  $589.99
/pk 50, $11.80/ea
X1 Tools M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3480x4
X1 Tools

M5 x 0.8 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G522858698
Mfr # X1E-FAS-NUT-LOC-3480x4
product price:  $4.15
/pk 4, $1.04/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 120PK X1E-FAS-NUT-LOC-2020x120
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 120PK

Zoro # G222857137
Mfr # X1E-FAS-NUT-LOC-2020x120
product price:  $481.99
/pk 120, $4.02/ea
X1 Tools 5/8-11 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3030x120
X1 Tools

5/8-11 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G222850978
Mfr # X1E-FAS-NUT-LOC-3030x120
product price:  $213.99
/pk 120, $1.78/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2018x500
X1 Tools

1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK

Zoro # G122856599
Mfr # X1E-FAS-NUT-LOC-2018x500
product price:  $1,838.99
/pk 500, $3.68/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3492x120
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G222867259
Mfr # X1E-FAS-NUT-LOC-3492x120
product price:  $834.99
/pk 120, $6.96/ea
X1 Tools 1/4-28 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3916x20
X1 Tools

1/4-28 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G622849626
Mfr # X1E-FAS-NUT-LOC-3916x20
product price:  $17.39
/pk 20, $0.87/ea
X1 Tools 5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1932x50
X1 Tools

5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G422849215
Mfr # X1E-FAS-NUT-LOC-1932x50
product price:  $12.99
/pk 50, $0.26/ea
X1 Tools 7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3024x120
X1 Tools

7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G122850986
Mfr # X1E-FAS-NUT-LOC-3024x120
product price:  $110.99
/pk 120, $0.92/ea
X1 Tools 3/8-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3924x2
X1 Tools

3/8-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G322866671
Mfr # X1E-FAS-NUT-LOC-3924x2
product price:  $3.59
/pk 2, $1.80/ea
Sold in mult. of 3 for $10.77
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2133x100
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G322864271
Mfr # X1E-FAS-NUT-LOC-2133x100
product price:  $140.99
/pk 100, $1.41/ea
Msi Products 1/2in INDUSTRIAL 150lb 304 Stainless Steel Locknut A3040608
Msi Products

1/2in INDUSTRIAL 150lb 304 Stainless Steel Locknut

Zoro # G915327930
Mfr # A3040608
product price:  $9.29
/ea
Sold in mult. of 2 for $18.58
X1 Tools 5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1014x2
X1 Tools

5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 2PK

Zoro # G922844420
Mfr # X1E-FAS-NUT-LOC-1014x2
product price:  $2.15
/pk 2, $1.08/ea
X1 Tools 5/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3430x100
X1 Tools

5/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G522848026
Mfr # X1E-FAS-NUT-LOC-3430x100
product price:  $20.29
/pk 100, $0.20/ea
X1 Tools 7/16-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3022x75
X1 Tools

7/16-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G622863820
Mfr # X1E-FAS-NUT-LOC-3022x75
product price:  $70.45
/pk 75, $0.94/ea
X1 Tools 5/16-18 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3918x250
X1 Tools

5/16-18 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G222853467
Mfr # X1E-FAS-NUT-LOC-3918x250
product price:  $210.99
/pk 250, $0.84/ea
X1 Tools 5/8-11 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3228x2
X1 Tools

5/8-11 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G022862829
Mfr # X1E-FAS-NUT-LOC-3228x2
product price:  $15.89
/pk 2, $7.95/ea
X1 Tools 7/16-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2338x1
X1 Tools

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

Zoro # G922847940
Mfr # X1E-FAS-NUT-LOC-2338x1
product price:  $2.49
/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3620x12
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G722847119
Mfr # X1E-FAS-NUT-LOC-3620x12
product price:  $56.99
/pk 12, $4.75/ea
X1 Tools 1-14 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1248x50
X1 Tools

1-14 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK

Zoro # G922863414
Mfr # X1E-FAS-NUT-LOC-1248x50
product price:  $384.99
/pk 50, $7.70/ea
X1 Tools 3/8-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3018x50
X1 Tools

3/8-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G222861509
Mfr # X1E-FAS-NUT-LOC-3018x50
product price:  $25.29
/pk 50, $0.51/ea
Newport Fasteners Lock Nut, 1/4"-28, Steel, Grade C, Zinc Plated, 0.14 in Ht, 4000 PK 775528-BR-4000
Newport Fasteners

Lock Nut, 1/4"-28, Steel, Grade C, Zinc Plated, 0.14 in Ht, 4000 PK

Zoro # G006331761
Mfr # 775528-BR-4000
product price:  $512.99
/pk 4000, $0.13/ea
Newport Fasteners Nylon Insert Lock Nut, 5/16"-24, Steel, Grade A, Zinc Plated, 100 PK 810146-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 5/16"-24, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G806331725
Mfr # 810146-PR-100
product price:  $45.15
/pk 100, $0.45/ea
X1 Tools 3/4-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3232x1000
X1 Tools

3/4-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G122854786
Mfr # X1E-FAS-NUT-LOC-3232x1000
product price:  $8,115.99
/pk 1000, $8.12/ea
X1 Tools 5/8-11 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3030x10
X1 Tools

5/8-11 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G822859500
Mfr # X1E-FAS-NUT-LOC-3030x10
product price:  $23.29
/pk 10, $2.33/ea
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2128x25
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G622864087
Mfr # X1E-FAS-NUT-LOC-2128x25
product price:  $14.89
/pk 25, $0.60/ea
Lock Nuts (10,000+ items) - Page 252
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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
5/16-24 nutslock nut 5/16-18flanged locknut3/8-16 nuts stainless steel1/2" flange lock nut
nylon-insert locknuts1/4" locking nutn-10 lock nutnylon insert hex nut10mm nuts

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