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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 259

Zoro Select Lock Nut, 5/16"-18, Steel, Grade 8, Black Phosphate, 0.17 in Ht, 1500 PK 31NR8B
Zoro Select

Lock Nut, 5/16"-18, Steel, Grade 8, Black Phosphate, 0.17 in Ht, 1500 PK

Zoro # G2449061
Mfr # 31NR8B
product price: 
$241.99
/pk 1500, $0.16/ea
Zoro Select Lock Nut, 3/8"-16, Steel, Case Hardened, Yellow Zinc, 0.23 in Ht, 1000 PK 37NRY
Zoro Select

Lock Nut, 3/8"-16, Steel, Case Hardened, Yellow Zinc, 0.23 in Ht, 1000 PK

Zoro # G2449244
Mfr # 37NRY
product price: 
$157.99
/pk 1000, $0.16/ea
Erickson Locknut/Stopscrew, LOCKNUT LNA 150M LNA150M
Erickson

Locknut/Stopscrew, LOCKNUT LNA 150M

Zoro # G3587681
Mfr # LNA150M
product price: 
$278.99
/ea
Zoro Select Self Clinching Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, Plain, 5000 PK 10-1NCL303
Zoro Select

Self Clinching Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, Plain, 5000 PK

Zoro # G2438071
Mfr # 10-1NCL303
product price: 
$2,857.99
/pk 5000, $0.57/ea
Boltsandnuts.Com Top Lock Lock Nut, M12-1.75, Class 10, Zinc Plated, 10 PK M12CPTN10Z-10
Boltsandnuts.Com

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

Zoro # G214495316
Mfr # M12CPTN10Z-10
product price: 
$8.96
/pk 10, $0.90/ea
Erickson Locknut/Stopscrew, LOCKNUT LNA LNA208M
Erickson

Locknut/Stopscrew, LOCKNUT LNA

Zoro # G3587289
Mfr # LNA208M
product price: 
$46.99
/ea
Zoro Select Self Clinching Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, Plain, 1000 PK 31-1NCL303
Zoro Select

Self Clinching Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, Plain, 1000 PK

Zoro # G2438141
Mfr # 31-1NCL303
product price: 
$1,004.99
/pk 1000, $1.00/ea
Erickson Locknut/Stopscrew, SEAL DISC ER20 D6mm CDER20060M
Erickson

Locknut/Stopscrew, SEAL DISC ER20 D6mm

Zoro # G3587900
Mfr # CDER20060M
product price: 
$42.79
/ea
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
Erickson Locknut and StopScrew, CDER32100M CDER32100M
Erickson

Locknut and StopScrew, CDER32100M

Zoro # G3586814
Mfr # CDER32100M
product price: 
$56.59
/ea
Zoro Select Lock Nut, 1/2"-20, 18-8 Stainless Steel, Not Graded, 50 PK 51NXLTH188
Zoro Select

Lock Nut, 1/2"-20, 18-8 Stainless Steel, Not Graded, 50 PK

Zoro # G2454774
Mfr # 51NXLTH188
product price: 
$279.99
/pk 50, $5.60/ea
Erickson Locknut/Stopscrew, SS094041G SS094041G
Erickson

Locknut/Stopscrew, SS094041G

Zoro # G3587715
Mfr # SS094041G
product price: 
$29.79
/ea
Sold in mult. of 10 for $297.90
Erickson Locknut/Stopscrew, 200DA/01 STYLE/HEX LN201
Erickson

Locknut/Stopscrew, 200DA/01 STYLE/HEX

Zoro # G3586902
Mfr # LN201
product price: 
$23.99
/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
Zoro Select Lock Nut, 3/4"-16, Steel, Grade C, Wax, 0.382 in Ht, 100 PK 76NO
Zoro Select

Lock Nut, 3/4"-16, Steel, Grade C, Wax, 0.382 in Ht, 100 PK

Zoro # G2447275
Mfr # 76NO
product price: 
$156.99
/pk 100, $1.57/ea
Boltsandnuts.Com Serrated Lock Nut, 1/4"-20, Steel, Zinc Plated, 400 PK 25CSLN2Z-400
Boltsandnuts.Com

Serrated Lock Nut, 1/4"-20, Steel, Zinc Plated, 400 PK

Zoro # G314449738
Mfr # 25CSLN2Z-400
product price: 
$27.25
/pk 400, $0.07/ea
Boltsandnuts.Com Serrated Lock Nut, 1/4"-20, Steel, Zinc Plated, 500 PK 25CLSLN2Z-500
Boltsandnuts.Com

Serrated Lock Nut, 1/4"-20, Steel, Zinc Plated, 500 PK

Zoro # G714447815
Mfr # 25CLSLN2Z-500
product price: 
$86.29
/pk 500, $0.17/ea
Boltsandnuts.Com Top Lock Lock Nut, M12-1.75, Class 10, Zinc Plated, 10 PK M12FPTN10Z-10
Boltsandnuts.Com

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

Zoro # G714492976
Mfr # M12FPTN10Z-10
product price: 
$10.15
/pk 10, $1.02/ea
Erickson Locknut/Stopscrew, SEALING RING CDER32125M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3586744
Mfr # CDER32125M
product price: 
$56.69
/ea
Boltsandnuts.Com Top Lock Lock Nut, M10-1.5, Class 10, Zinc Plated, 50 PK M10CPTN10Z-50
Boltsandnuts.Com

Top Lock Lock Nut, M10-1.5, Class 10, Zinc Plated, 50 PK

Zoro # G414494942
Mfr # M10CPTN10Z-50
product price: 
$28.99
/pk 50, $0.58/ea
Boltsandnuts.Com Top Lock Lock Nut, M10-1.5, Class 10, Zinc Plated, 25 PK M10CPTN10Z-25
Boltsandnuts.Com

Top Lock Lock Nut, M10-1.5, Class 10, Zinc Plated, 25 PK

Zoro # G314494950
Mfr # M10CPTN10Z-25
product price: 
$16.75
/pk 25, $0.67/ea
Erickson Locknut/Stopscrew, SEALING RING CDER32130M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3587429
Mfr # CDER32130M
product price: 
$56.59
/ea
Newport Fasteners Nylon Insert Lock Nut, M8-1.25, Steel, Class 8, Zinc Plated, 100 PK 837583-PR-100
Newport Fasteners

Nylon Insert Lock Nut, M8-1.25, Steel, Class 8, Zinc Plated, 100 PK

Zoro # G306331898
Mfr # 837583-PR-100
product price: 
$43.35
/pk 100, $0.43/ea
Erickson Locknut/Stopscrew, STOP Screw SS044038G
Erickson

Locknut/Stopscrew, STOP Screw

Zoro # G3586640
Mfr # SS044038G
product price: 
$17.99
/ea
Sold in mult. of 10 for $179.90
Newport Fasteners Nylon Insert Lock Nut, 7/16"-20, 316 Stainless Steel, Not Graded, 2500 PK 108092-BR-2500
Newport Fasteners

Nylon Insert Lock Nut, 7/16"-20, 316 Stainless Steel, Not Graded, 2500 PK

Zoro # G206327854
Mfr # 108092-BR-2500
product price: 
$3,420.99
/pk 2500, $1.37/ea
Zoro Select Lock Nut, 1/2"-13, Steel, Wax, 100 PK 50NXLTH
Zoro Select

Lock Nut, 1/2"-13, Steel, Wax, 100 PK

Zoro # G2454975
Mfr # 50NXLTH
product price: 
$80.69
/pk 100, $0.81/ea
Newport Fasteners Nylon Insert Lock Nut, 3/8"-16, Steel, Grade A, Zinc Plated, 100 PK 683192-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 3/8"-16, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G506329602
Mfr # 683192-PR-100
product price: 
$47.35
/pk 100, $0.47/ea
Erickson Locknut and StopScrew, 100DANOSPCASY/DPFL NPA139
Erickson

Locknut and StopScrew, 100DANOSPCASY/DPFL

Zoro # G3587359
Mfr # NPA139
product price: 
$56.49
/ea
Erickson Locknut/Stopscrew, LOCKNUT LNA LNA075M
Erickson

Locknut/Stopscrew, LOCKNUT LNA

Zoro # G3586552
Mfr # LNA075M
product price: 
$162.99
/ea
Zoro Select Lock Nut, 1/2"-20, 18-8 Stainless Steel, Not Graded, 50 PK 51NXL188
Zoro Select

Lock Nut, 1/2"-20, 18-8 Stainless Steel, Not Graded, 50 PK

Zoro # G2454555
Mfr # 51NXL188
product price: 
$322.99
/pk 50, $6.46/ea
Erickson Locknut and StopScrew, CDER32120M CDER32120M
Erickson

Locknut and StopScrew, CDER32120M

Zoro # G3587392
Mfr # CDER32120M
product price: 
$56.59
/ea
Newport Fasteners Nylon Insert Lock Nut, 1/4"-28, Steel, Grade A, Zinc Plated, 100 PK 577910-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-28, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G506329633
Mfr # 577910-PR-100
product price: 
$34.55
/pk 100, $0.35/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
Erickson Locknut/Stopscrew, STOP Screw SS056041G
Erickson

Locknut/Stopscrew, STOP Screw

Zoro # G3586981
Mfr # SS056041G
product price: 
$22.29
/ea
Sold in mult. of 5 for $111.45
Zoro Select Lock Nut, #12-24, Nylon, Zinc Plated, 0.225 in Ht, 2000 PK 12NS
Zoro Select

Lock Nut, #12-24, Nylon, Zinc Plated, 0.225 in Ht, 2000 PK

Zoro # G2449341
Mfr # 12NS
product price: 
$180.99
/pk 2000, $0.09/ea
Erickson Locknut/Stopscrew, SEALING RING CDER32110M
Erickson

Locknut/Stopscrew, SEALING RING

Zoro # G3586412
Mfr # CDER32110M
product price: 
$56.59
/ea
Lock Nuts (10,000+ items) - Page 259
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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 ScrewsSocket Head Cap ScrewsMachine 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

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