Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us

Added to Cart

Skip to Main Content Accessibility Statement
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Support
0
0
Cart

  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Fasteners
  4. /
  5. Nuts
  6. /
  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 85

X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2139x50
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK

Zoro # G222848388
Mfr # X1E-FAS-NUT-LOC-2139x50
product price: 
$240.99
/pk 50, $4.82/ea
X1 Tools 1 1/8-12 UHP Zinc-Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3122x150
X1 Tools

1 1/8-12 UHP Zinc-Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G322850144
Mfr # X1E-FAS-NUT-LOC-3122x150
product price: 
$3,670.99
/pk 150, $24.47/ea
X1 Tools M20 x 2.5 mm Hi-Performance Yellow Zinc Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1530x150
X1 Tools

M20 x 2.5 mm Hi-Performance Yellow Zinc Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G922846103
Mfr # X1E-FAS-NUT-LOC-1530x150
product price: 
$898.99
/pk 150, $5.99/ea
X1 Tools M24 x 3 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3498x10
X1 Tools

M24 x 3 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G322849735
Mfr # X1E-FAS-NUT-LOC-3498x10
product price: 
$292.99
/pk 10, $29.30/ea
Newport Fasteners Nylon Insert Lock Nut, M14-2.00, Steel, Class 10, Zinc Plated, 1000 PK 962233-BR-1000
Newport Fasteners

Nylon Insert Lock Nut, M14-2.00, Steel, Class 10, Zinc Plated, 1000 PK

Zoro # G006332744
Mfr # 962233-BR-1000
product price: 
$845.99
/pk 1000, $0.85/ea
X1 Tools 7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3024x50
X1 Tools

7/16-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G622850837
Mfr # X1E-FAS-NUT-LOC-3024x50
product price: 
$50.39
/pk 50, $1.01/ea
X1 Tools 7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1024x200
X1 Tools

7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 200PK

Zoro # G722845078
Mfr # X1E-FAS-NUT-LOC-1024x200
product price: 
$216.99
/pk 200, $1.08/ea
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2318x500
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G622853821
Mfr # X1E-FAS-NUT-LOC-2318x500
product price: 
$133.99
/pk 500, $0.27/ea
X1 Tools 10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2228x250
X1 Tools

10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G522851767
Mfr # X1E-FAS-NUT-LOC-2228x250
product price: 
$238.99
/pk 250, $0.96/ea
X1 Tools 7/16-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3022x200
X1 Tools

7/16-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G722855244
Mfr # X1E-FAS-NUT-LOC-3022x200
product price: 
$172.99
/pk 200, $0.86/ea
X1 Tools 3/4-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3034x25
X1 Tools

3/4-16 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G922864022
Mfr # X1E-FAS-NUT-LOC-3034x25
product price: 
$180.99
/pk 25, $7.24/ea
X1 Tools 7/16-14 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3926x2
X1 Tools

7/16-14 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G122867847
Mfr # X1E-FAS-NUT-LOC-3926x2
product price: 
$5.15
/pk 2, $2.58/ea
Sold in mult. of 2 for $10.30
X1 Tools M3 x 0.5 mm Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2260x25
X1 Tools

M3 x 0.5 mm Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK

Zoro # G022855937
Mfr # X1E-FAS-NUT-LOC-2260x25
product price: 
$43.85
/pk 25, $1.75/ea
X1 Tools 5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2137x250
X1 Tools

5/8-11 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G822854345
Mfr # X1E-FAS-NUT-LOC-2137x250
product price: 
$957.99
/pk 250, $3.83/ea
X1 Tools 1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3236x8
X1 Tools

1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G222856062
Mfr # X1E-FAS-NUT-LOC-3236x8
product price: 
$129.99
/pk 8, $16.25/ea
X1 Tools 1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3240x15
X1 Tools

1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G322847229
Mfr # X1E-FAS-NUT-LOC-3240x15
product price: 
$618.99
/pk 15, $41.27/ea
X1 Tools 7/16-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3440x200
X1 Tools

7/16-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G322867029
Mfr # X1E-FAS-NUT-LOC-3440x200
product price: 
$52.95
/pk 200, $0.26/ea
X1 Tools 1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1026x1000
X1 Tools

1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK

Zoro # G922847650
Mfr # X1E-FAS-NUT-LOC-1026x1000
product price: 
$1,858.99
/pk 1000, $1.86/ea
X1 Tools 3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1020x200
X1 Tools

3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 200PK

Zoro # G122844268
Mfr # X1E-FAS-NUT-LOC-1020x200
product price: 
$135.99
/pk 200, $0.68/ea
Oxoxo 1/2-13 NE Nylon Insert Hex Lock Nut Black Zinc, 300PK 479055
Oxoxo

1/2-13 NE Nylon Insert Hex Lock Nut Black Zinc, 300PK

Zoro # G322682097
Mfr # 479055
product price: 
$147.99
/pk 300, $0.49/ea
Oxoxo 1/4-20 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 600PK 277794
Oxoxo

1/4-20 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 600PK

Zoro # G622672187
Mfr # 277794
product price: 
$71.99
/pk 600, $0.12/ea
Newport Fasteners Nylon Insert Lock Nut, 1"-14, Steel, Grade A, Zinc Plated, 175 PK 457570-BR-175
Newport Fasteners

Nylon Insert Lock Nut, 1"-14, Steel, Grade A, Zinc Plated, 175 PK

Zoro # G606329571
Mfr # 457570-BR-175
product price: 
$669.99
/pk 175, $3.83/ea
X1 Tools 1 3/8-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2148x4
X1 Tools

1 3/8-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G022849721
Mfr # X1E-FAS-NUT-LOC-2148x4
product price: 
$515.99
/pk 4, $129.00/ea
X1 Tools 10-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3420x8
X1 Tools

10-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G322866268
Mfr # X1E-FAS-NUT-LOC-3420x8
product price: 
$1.69
/pk 8, $0.21/ea
Sold in mult. of 6 for $10.14
X1 Tools 6-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1918x6
X1 Tools

6-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G422862115
Mfr # X1E-FAS-NUT-LOC-1918x6
product price: 
$1.15
/pk 6, $0.19/ea
Sold in mult. of 9 for $10.35
X1 Tools 5/8-11 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1034x75
X1 Tools

5/8-11 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 75PK

Zoro # G722848475
Mfr # X1E-FAS-NUT-LOC-1034x75
product price: 
$220.99
/pk 75, $2.95/ea
Oxoxo M10-1.5 Din 985 Metric Class 10 Nylon Insert Hex Locknut Zinc, 500PK 627704
Oxoxo

M10-1.5 Din 985 Metric Class 10 Nylon Insert Hex Locknut Zinc, 500PK

Zoro # G922687058
Mfr # 627704
product price: 
$189.99
/pk 500, $0.38/ea
Oxoxo 4-40-2 Self Clinching Nut Zinc, 10000PK 103396
Oxoxo

4-40-2 Self Clinching Nut Zinc, 10000PK

Zoro # G822659797
Mfr # 103396
product price: 
$1,271.99
/pk 10000, $0.13/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 600, $0.24/ea
Oxoxo 10-32 Conical K Keps Lock Nut Zinc and Bake, 5000PK 409315
Oxoxo

10-32 Conical K Keps Lock Nut Zinc and Bake, 5000PK

Zoro # G422696680
Mfr # 409315
product price: 
$733.99
/pk 5000, $0.15/ea
Newport Fasteners Nylon Insert Lock Nut, M6-1.00, Steel, Class 8, Zinc Plated, 3500 PK 793678-BR-3500
Newport Fasteners

Nylon Insert Lock Nut, M6-1.00, Steel, Class 8, Zinc Plated, 3500 PK

Zoro # G006331747
Mfr # 793678-BR-3500
product price: 
$223.99
/pk 3500, $0.06/ea
Newport Fasteners Lock Nut, #8-32, Steel, Yellow Zinc, 0.117 in Ht, 5000 PK 891449
Newport Fasteners

Lock Nut, #8-32, Steel, Yellow Zinc, 0.117 in Ht, 5000 PK

Zoro # G406329634
Mfr # 891449
product price: 
$309.99
/pk 5000, $0.06/ea
X1 Tools 1 1/4-7 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2368x400
X1 Tools

1 1/4-7 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G522852627
Mfr # X1E-FAS-NUT-LOC-2368x400
product price: 
$20,262.99
/pk 400, $50.66/ea
X1 Tools 1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3720x4
X1 Tools

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

Zoro # G722862099
Mfr # X1E-FAS-NUT-LOC-3720x4
product price: 
$1.89
/pk 4, $0.47/ea
Sold in mult. of 5 for $9.45
X1 Tools 10-32 Grade 5 Titanium Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2518x200
X1 Tools

10-32 Grade 5 Titanium Nylon-Insert Locknuts, 200PK

Zoro # G722845566
Mfr # X1E-FAS-NUT-LOC-2518x200
product price: 
$4,265.99
/pk 200, $21.33/ea
X1 Tools 3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3020x12
X1 Tools

3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G322863199
Mfr # X1E-FAS-NUT-LOC-3020x12
product price: 
$12.15
/pk 12, $1.01/ea
Lock Nuts (10,000+ items) - Page 85
  • First
  • Previous
  • 85
    of 277 pages
  • Next
  • Last
How was your search?

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

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research
  • Tax Exemption

Zoro, Inc

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc