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
Close icon
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Customer Service
Cart Icon
0
Cart Icon
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 256

Oxoxo 5/16-24-2 Self Clinching Nut Zinc, 4000PK 228730
Oxoxo

5/16-24-2 Self Clinching Nut Zinc, 4000PK

Zoro # G622667121
Mfr # 228730
product price:  $1,995.99
/pk 4000, $0.50/ea
Newport Fasteners Lock Nut, 5/16"-18, Steel, Grade C, Zinc Plated, 0.32 in Ht, 100 PK 781928-PR-100
Newport Fasteners

Lock Nut, 5/16"-18, Steel, Grade C, Zinc Plated, 0.32 in Ht, 100 PK

Zoro # G606331932
Mfr # 781928-PR-100
product price:  $38.69
/pk 100, $0.39/ea
Oxoxo 7/16-20 Stover Alternative Lock Nut Automation Style With Flange Grade G Black Phosphate, 950PK 249418
Oxoxo

7/16-20 Stover Alternative Lock Nut Automation Style With Flange Grade G Black Phosphate, 950PK

Zoro # G522663186
Mfr # 249418
product price:  $654.99
/pk 950, $0.69/ea
Oxoxo 8-32-2 Self Clinching Nut 303 Stainless Steel, 5000PK 304555
Oxoxo

8-32-2 Self Clinching Nut 303 Stainless Steel, 5000PK

Zoro # G522683795
Mfr # 304555
product price:  $3,538.99
/pk 5000, $0.71/ea
Oxoxo 5/16-24 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 600PK 277875
Oxoxo

5/16-24 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 600PK

Zoro # G522668013
Mfr # 277875
product price:  $98.15
/pk 600, $0.16/ea
Oxoxo 5/8-11 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 50PK 278009
Oxoxo

5/8-11 N1610 Nylon Insert Hex Locknut NE Hex Standard Height Grade 8 Zinc Yellow, 50PK

Zoro # G322664994
Mfr # 278009
product price:  $34.69
/pk 50, $0.69/ea
Oxoxo 8-32-0 Self Clinching Nut 303 Stainless Steel, 5000PK 304537
Oxoxo

8-32-0 Self Clinching Nut 303 Stainless Steel, 5000PK

Zoro # G122669755
Mfr # 304537
product price:  $3,474.99
/pk 5000, $0.69/ea
Oxoxo 5/8-11 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Zinc And Bake, 150PK 208774
Oxoxo

5/8-11 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Zinc And Bake, 150PK

Zoro # G022671124
Mfr # 208774
product price:  $149.99
/pk 150, $1.00/ea
Newport Fasteners Nylon Insert Lock Nut, 5/16"-24, 18-8 Stainless Steel, Not Graded, 100 PK 161387-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 5/16"-24, 18-8 Stainless Steel, Not Graded, 100 PK

Zoro # G006327924
Mfr # 161387-PR-100
product price:  $75.59
/pk 100, $0.76/ea
Phoenix Contact A-INLE-M25-N-S EMV nut material: Brass 1411270
Phoenix Contact

A-INLE-M25-N-S EMV nut material: Brass

Zoro # G215366721
Mfr # 1411270
product price:  $1.89
/ea
Sold in mult. of 100 for $189.00
No Product Image Available
Hubbell Wiring Device-Kellems

Lock Nut, M16, Nylon, 100 PK

Zoro # G205650311
Mfr # LNM16BPK100
product price:  $45.49
/pk 100, $0.45/ea
Brighton-Best Nylon Insert Lock Nut, M8-1.25, Steel, Class 8, Zinc Plated 812040
Brighton-Best

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

Zoro # G402568679
Mfr # 812040
product price:  $11.25
/ea
Sold in mult. of 3 for $33.75
Huyett Nylon Insert Lock Nut, 1-14, Low Carbon Steel, Zinc Clear Trivalent, 1.046 in Ht NUTH60-1000-1046LC3
Huyett

Nylon Insert Lock Nut, 1-14, Low Carbon Steel, Zinc Clear Trivalent, 1.046 in Ht

Zoro # G213330779
Mfr # NUTH60-1000-1046LC3
product price:  $1.69
/ea
Sold in mult. of 10 for $16.90
Kipp Lock Nut, M22, Steel, Class 10, Bright, 6.5 mm Ht K0701.22
Kipp

Lock Nut, M22, Steel, Class 10, Bright, 6.5 mm Ht

Zoro # G402052345
Mfr # K0701.22
product price:  $12.45
/ea
Kipp Lock Nut, M20, Stainless Steel, Not Graded, Bright, 26 mm Ht K0701.820
Kipp

Lock Nut, M20, Stainless Steel, Not Graded, Bright, 26 mm Ht

Zoro # G302052506
Mfr # K0701.820
product price:  $36.99
/ea
Kipp Lock Nut, M18, Steel, Class 10, Bright, 4 mm Ht K0701.18
Kipp

Lock Nut, M18, Steel, Class 10, Bright, 4 mm Ht

Zoro # G102051990
Mfr # K0701.18
product price:  $7.19
/ea
Sold in mult. of 2 for $14.38
Kipp Lock Nut, M36, Steel, Class 10, Bright, 11 mm Ht K0701.36
Kipp

Lock Nut, M36, Steel, Class 10, Bright, 11 mm Ht

Zoro # G202052323
Mfr # K0701.36
product price:  $50.15
/ea
Kipp Lock Nut, M16, Steel, Class 10, Bright, 3.2 mm Ht K0701.16
Kipp

Lock Nut, M16, Steel, Class 10, Bright, 3.2 mm Ht

Zoro # G302052063
Mfr # K0701.16
product price:  $3.69
/ea
Sold in mult. of 3 for $11.07
Pflitsch Lock Nut, Nickel Plated Brass, Nickel 752/5
Pflitsch

Lock Nut, Nickel Plated Brass, Nickel

Zoro # G7895877
Mfr # 752/5
product price:  $0.27
/ea
Sold in mult. of 34 for $9.18
Jacob NPT 1/2" Locknut PABK 212PANPT/SW/G
Jacob

NPT 1/2" Locknut PABK

Zoro # G7896577
Mfr # 212PANPT/SW/G
product price:  $0.32
/ea
Sold in mult. of 34 for $10.88
Skf Lock Nut KM 13
Skf

Lock Nut

Zoro # G909843651
Mfr # KM 13
product price:  $58.99
/ea
Sold in mult. of 5 for $294.95
Suburban Bolt And Supply Hex Jam Nut, M6, Steel, Plain A442006000J
Suburban Bolt And Supply

Hex Jam Nut, M6, Steel, Plain

Zoro # G403501880
Mfr # A442006000J
product price:  $0.14
/ea
Sold in mult. of 100 for $14.00
Arc Abrasives Locking Nut, 5/8-11, 2In Flange 50418
Arc Abrasives

Locking Nut, 5/8-11, 2In Flange

Zoro # G3126238
Mfr # 50418
product price:  $15.95
/ea
Tamper-Pruf Screws Lock Nut, 1/4"-20, Alloy, Zinc Plated 1N.142
Tamper-Pruf Screws

Lock Nut, 1/4"-20, Alloy, Zinc Plated

Zoro # G108641423
Mfr # 1N.142
product price:  $108.99
/ea
Erickson Locknut/Stopscrew, SEALING RING CDER25120M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3586385
Mfr # CDER25120M
product price:  $49.39
/ea
Boltsandnuts.Com Top Lock Lock Nut, M12-1.75, Class 10, Zinc Plated, 500 PK M12CPTN10Z-500
Boltsandnuts.Com

Top Lock Lock Nut, M12-1.75, Class 10, Zinc Plated, 500 PK

Zoro # G814495198
Mfr # M12CPTN10Z-500
product price:  $255.99
/pk 500, $0.51/ea
Zoro Select Lock Nut, 5/16"-24, Steel, Grade C, Wax, 0.166 in Ht, 1000 PK 32NO
Zoro Select

Lock Nut, 5/16"-24, Steel, Grade C, Wax, 0.166 in Ht, 1000 PK

Zoro # G2447214
Mfr # 32NO
product price:  $136.99
/pk 1000, $0.14/ea
Heico-Lock 2-Piece Wedge Lock Nut, M18-2.5, Steel, Class 10, Zinc-Coated, 15 9/20 mm Ht, 20 PK HLMG-18/10
Heico-Lock

2-Piece Wedge Lock Nut, M18-2.5, Steel, Class 10, Zinc-Coated, 15 9/20 mm Ht, 20 PK

Zoro # G911807412
Mfr # HLMG-18/10
product price:  $84.55
/pk 20, $4.23/ea
Erickson Locknut/Stopscrew, SEALING RING CDER32200M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3587480
Mfr # CDER32200M
product price:  $56.39
/ea
Boltsandnuts.Com Lock Nut, 1"-14, Grade L9, Zinc Yellow, 20 PK 100FHLNL9Y-20
Boltsandnuts.Com

Lock Nut, 1"-14, Grade L9, Zinc Yellow, 20 PK

Zoro # G614426040
Mfr # 100FHLNL9Y-20
product price:  $1,305.99
/pk 20, $65.30/ea
Erickson Locknut/Stopscrew, SEALING RING CDER32160M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3586351
Mfr # CDER32160M
product price:  $51.69
/ea
Newport Fasteners Nylon Insert Lock Nut, M10-1.50, Steel, Class 8, Zinc Plated, 100 PK 787117-PR-100
Newport Fasteners

Nylon Insert Lock Nut, M10-1.50, Steel, Class 8, Zinc Plated, 100 PK

Zoro # G706331542
Mfr # 787117-PR-100
product price:  $59.39
/pk 100, $0.59/ea
Newport Fasteners Nylon Insert Lock Nut, #3-48, Steel, Grade A, Zinc Plated, 100 PK 696345-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #3-48, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G506329800
Mfr # 696345-PR-100
product price:  $43.35
/pk 100, $0.43/ea
Boltsandnuts.Com Top Lock Lock Nut, M14-2.0, Class 10, Zinc Plated, 100 PK M14CPTN10Z-100
Boltsandnuts.Com

Top Lock Lock Nut, M14-2.0, Class 10, Zinc Plated, 100 PK

Zoro # G914492233
Mfr # M14CPTN10Z-100
product price:  $124.99
/pk 100, $1.25/ea
Zoro Select Lock Nut, 3/8"-16, Nylon, Black Oxide, 0.335 in Ht, 1000 PK 37NSB
Zoro Select

Lock Nut, 3/8"-16, Nylon, Black Oxide, 0.335 in Ht, 1000 PK

Zoro # G2450559
Mfr # 37NSB
product price:  $153.99
/pk 1000, $0.15/ea
Newport Fasteners Serrated Lock Nut, #8-32, Steel, Zinc Plated, 0.13 in Ht, 5000 PK 751705-BR-5000
Newport Fasteners

Serrated Lock Nut, #8-32, Steel, Zinc Plated, 0.13 in Ht, 5000 PK

Zoro # G506308867
Mfr # 751705-BR-5000
product price:  $306.99
/pk 5000, $0.06/ea
Lock Nuts (10,000+ items) - Page 256
  • First
  • Previous
  • 256
    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 NutsFlange NutsCoupling NutsCap Nuts & Acorn NutsGeneral Washers
Hex Head Cap ScrewsSocket Head Cap ScrewsMachine ScrewsLock WashersSelf-Tapping Screws
3/8" flange nutsserrated flange lock nut1/4-20 stainless steel nutdistorted thread lock nutnylon-insert locknuts
lock nut nylon insertflanged locknut5/8-18 flange nut3/8-16 nuts stainless steellock nut 5/16-18

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