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
  • Promo Codes
  • Contact Us
Added to Cart
Skip to Main Content
FREE Shipping on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
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
Search Feedback

Lock Nuts (9,000+ items) - Page 241

Erickson Locknut/Stopscrew, LOCKNUT LNA LNA075M
Erickson

Locknut/Stopscrew, LOCKNUT LNA

Zoro # G3586552
Mfr # LNA075M
product price:  $162.99
/ea
Suburban Bolt And Supply Nylon Insert Lock Nut, 1-1/8"-12, Nylon, Zinc Plated A0431080NTE
Suburban Bolt And Supply

Nylon Insert Lock Nut, 1-1/8"-12, Nylon, Zinc Plated

Zoro # G203460202
Mfr # A0431080NTE
product price:  $6.89
/ea
Sold in mult. of 10 for $68.90
Erickson Locknut/Stopscrew, LOCKNUT LNA LNA104M
Erickson

Locknut/Stopscrew, LOCKNUT LNA

Zoro # G3586482
Mfr # LNA104M
product price:  $49.89
/ea
Erickson Locknut/Stopscrew, 180DBLEANGASSY/08/HX NPA188
Erickson

Locknut/Stopscrew, 180DBLEANGASSY/08/HX

Zoro # G3587024
Mfr # NPA188
product price:  $105.99
/ea
Erickson Locknut/Stopscrew, 300DA/01 STYLE/HEX LN301
Erickson

Locknut/Stopscrew, 300DA/01 STYLE/HEX

Zoro # G3587435
Mfr # LN301
product price:  $15.49
/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
Erickson Locknut/Stopscrew, SEALING RING CDER25160M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3586455
Mfr # CDER25160M
product price:  $46.39
/ea
Erickson Locknut/Stopscrew, SEALING RING CDER32095M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3586534
Mfr # CDER32095M
product price:  $53.49
/ea
Newport Fasteners Serrated Lock Nut, 1/4"-20, Steel, Zinc Plated, 0.14 in Ht, 250 PK 698428-PR-250
Newport Fasteners

Serrated Lock Nut, 1/4"-20, Steel, Zinc Plated, 0.14 in Ht, 250 PK

Zoro # G606308767
Mfr # 698428-PR-250
product price:  $76.65
/pk 250, $0.31/ea
Erickson LNER32M LOCKNUT LN STANDARD LNER32M
Erickson

LNER32M LOCKNUT LN STANDARD

Zoro # G3586659
Mfr # LNER32M
product price:  $100.99
/ea
Erickson Locknut/Stopscrew, ASSY/180DBLEAngle/0 LNA184M
Erickson

Locknut/Stopscrew, ASSY/180DBLEAngle/0

Zoro # G3587821
Mfr # LNA184M
product price:  $74.39
/ea
Newport Fasteners Nylon Insert Lock Nut, 5/16"-24, 316 Stainless Steel, Not Graded, 100 PK 919124-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 5/16"-24, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G806331749
Mfr # 919124-PR-100
product price:  $81.15
/pk 100, $0.81/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
Erickson Locknut and StopScrew, ER40SolidLockNut LNSRER40M
Erickson

Locknut and StopScrew, ER40SolidLockNut

Zoro # G3586972
Mfr # LNSRER40M
product price:  $43.79
/ea
Erickson Locknut/Stopscrew, STOP Screw SS044038G
Erickson

Locknut/Stopscrew, STOP Screw

Zoro # G3586640
Mfr # SS044038G
product price:  $17.59
/ea
Sold in mult. of 10 for $175.90
Zoro Select Nylon Insert Lock Nut, #5-40, Nylon, Zinc Plated, 0.081 in Ht, 2000 PK 05NS
Zoro Select

Nylon Insert Lock Nut, #5-40, Nylon, Zinc Plated, 0.081 in Ht, 2000 PK

Zoro # G2449454
Mfr # 05NS
product price:  $214.99
/pk 2000, $0.11/ea
Boltsandnuts.Com Top Lock Lock Nut, M10-1.5, Class 10, Zinc Plated, 250 PK M10CPTN10Z-250
Boltsandnuts.Com

Top Lock Lock Nut, M10-1.5, Class 10, Zinc Plated, 250 PK

Zoro # G214494920
Mfr # M10CPTN10Z-250
product price:  $119.99
/pk 250, $0.48/ea
Erickson Locknut/Stopscrew, LOCKNUT LNA 150M LNA150M
Erickson

Locknut/Stopscrew, LOCKNUT LNA 150M

Zoro # G3587681
Mfr # LNA150M
product price:  $267.99
/ea
Newport Fasteners Nylon Insert Lock Nut, #8-32, 316 Stainless Steel, Not Graded, 100 PK 349495-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #8-32, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G706327965
Mfr # 349495-PR-100
product price:  $49.59
/pk 100, $0.50/ea
Suburban Bolt And Supply Nylon Insert Lock Nut, 1-1/4"-12, Nylon, Zinc Plated A0431160NTE
Suburban Bolt And Supply

Nylon Insert Lock Nut, 1-1/4"-12, Nylon, Zinc Plated

Zoro # G303460355
Mfr # A0431160NTE
product price:  $8.89
/ea
Sold in mult. of 10 for $88.90
Erickson Locknut and StopScrew, 200 DBLANG ASSY NPA238
Erickson

Locknut and StopScrew, 200 DBLANG ASSY

Zoro # G3586990
Mfr # NPA238
product price:  $55.39
/ea
Suburban Bolt And Supply Nylon Insert Lock Nut, 1-3/8"-6, Nylon, Zinc Plated A04212400NE
Suburban Bolt And Supply

Nylon Insert Lock Nut, 1-3/8"-6, Nylon, Zinc Plated

Zoro # G103462931
Mfr # A04212400NE
product price:  $11.65
/ea
Sold in mult. of 10 for $116.50
Boltsandnuts.Com Top Lock Lock Nut, M14-2.0, Class 10, Zinc Plated, 40 PK M14FPTN10Z-40
Boltsandnuts.Com

Top Lock Lock Nut, M14-2.0, Class 10, Zinc Plated, 40 PK

Zoro # G814495082
Mfr # M14FPTN10Z-40
product price:  $44.59
/pk 40, $1.11/ea
Suburban Bolt And Supply Nylon Insert Lock Nut, 7/8"-9, Nylon, Zinc Plated A04205600NE
Suburban Bolt And Supply

Nylon Insert Lock Nut, 7/8"-9, Nylon, Zinc Plated

Zoro # G803461531
Mfr # A04205600NE
product price:  $7.35
/ea
Sold in mult. of 25 for $183.75
Suburban Bolt And Supply Nylon Insert Lock Nut, 1"-14, Nylon, Zinc Plated A0431000NTE
Suburban Bolt And Supply

Nylon Insert Lock Nut, 1"-14, Nylon, Zinc Plated

Zoro # G603459714
Mfr # A0431000NTE
product price:  $13.45
/ea
Sold in mult. of 25 for $336.25
Zoro Select Lock Nut, 1/4"-20, Steel, Grade 5, Yellow Zinc, 0.14 in Ht, 2000 PK 14NR5Y
Zoro Select

Lock Nut, 1/4"-20, Steel, Grade 5, Yellow Zinc, 0.14 in Ht, 2000 PK

Zoro # G2448982
Mfr # 14NR5Y
product price:  $119.99
/pk 2000, $0.06/ea
Zoro Select Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, 250 PK 10NXL188
Zoro Select

Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, 250 PK

Zoro # G2454339
Mfr # 10NXL188
product price:  $296.99
/pk 250, $1.19/ea
Erickson Locknut/Stopscrew, LOCKNUT LNA K 04M LNAK04M
Erickson

Locknut/Stopscrew, LOCKNUT LNA K 04M

Zoro # G3586753
Mfr # LNAK04M
product price:  $48.99
/ea
Heico-Lock 2-Piece Wedge Lock Nut, M24-3.0, Steel, Class 10, Zinc-Coated, 20 17/20 mm Ht, 5 PK HLMG-24/10
Heico-Lock

2-Piece Wedge Lock Nut, M24-3.0, Steel, Class 10, Zinc-Coated, 20 17/20 mm Ht, 5 PK

Zoro # G611471418
Mfr # HLMG-24/10
product price:  $46.25
/pk 5, $9.25/ea
Zoro Select Nylon Insert Lock Nut, 7/8"-14, Nylon, Zinc Plated, 0.79 in Ht, 50 PK 88NS
Zoro Select

Nylon Insert Lock Nut, 7/8"-14, Nylon, Zinc Plated, 0.79 in Ht, 50 PK

Zoro # G2449734
Mfr # 88NS
product price:  $67.19
/pk 50, $1.34/ea
Zoro Select Nylon Insert Lock Nut, 1-1/2"-6, Nylon, Zinc Plated, 1.313 in Ht, 8 PK 150NS
Zoro Select

Nylon Insert Lock Nut, 1-1/2"-6, Nylon, Zinc Plated, 1.313 in Ht, 8 PK

Zoro # G2449201
Mfr # 150NS
product price:  $112.99
/pk 8, $14.12/ea
Erickson Locknut/Stopscrew, STOP Screw SS081041G
Erickson

Locknut/Stopscrew, STOP Screw

Zoro # G3587261
Mfr # SS081041G
product price:  $21.79
/ea
Sold in mult. of 5 for $108.95
Erickson Locknut/Stopscrew, SEAL DISC ER20 D8mm CDER20080M
Erickson

Locknut/Stopscrew, SEAL DISC ER20 D8mm

Zoro # G3586954
Mfr # CDER20080M
product price:  $38.49
/ea
Boltsandnuts.Com Serrated Lock Nut, 1/4"-20, Steel, Zinc Plated, 100 PK 25CSLN2Z-100
Boltsandnuts.Com

Serrated Lock Nut, 1/4"-20, Steel, Zinc Plated, 100 PK

Zoro # G714449703
Mfr # 25CSLN2Z-100
product price:  $10.15
/pk 100, $0.10/ea
Erickson LOCKNUT-COOLANT STYLE LNABER32M
Erickson

LOCKNUT-COOLANT STYLE

Zoro # G3586613
Mfr # LNABER32M
product price:  $131.99
/ea
Zoro Select Lock Nut, #10-32, 18-8 Stainless Steel, Not Graded, 250 PK 11NXLTH188
Zoro Select

Lock Nut, #10-32, 18-8 Stainless Steel, Not Graded, 250 PK

Zoro # G2454853
Mfr # 11NXLTH188
product price:  $85.89
/pk 250, $0.34/ea
Lock Nuts (9,000+ items) - Page 241
  • First
  • Previous
  • 241
    of 261 pages
  • Next
  • Last

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 NutsWing NutsCoupling NutsGeneral Washers
Hex Head Cap ScrewsSocket Head Cap ScrewsMachine ScrewsLock WashersSelf-Tapping Screws
10-32 washer10-24 nylon lock nut10-24 washer10-32 nut10-24 nylon
10-24 nylock10-32 nylon nut10-32 lock nuts10-24 lock nut10-32 lock nut

Sign Up & 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
  • Promo Codes
  • Sitemap
  • Track My Order

Services

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

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