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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 200

Newport Fasteners Nylon Insert Lock Nut, M14-2.00, Steel, Class 8, Zinc Plated, 1000 PK 326568-BR-1000
Newport Fasteners

Nylon Insert Lock Nut, M14-2.00, Steel, Class 8, Zinc Plated, 1000 PK

Zoro # G306327655
Mfr # 326568-BR-1000
product price: 
$680.99
/pk of 1000, $0.68/ea
X1 Tools 5/8-11 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1234x1000
X1 Tools

5/8-11 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK

Zoro # G322861744
Mfr # X1E-FAS-NUT-LOC-1234x1000
product price: 
$3,614.99
/pk of 1000, $3.61/ea
X1 Tools 5/16-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3014x2
X1 Tools

5/16-18 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G122863849
Mfr # X1E-FAS-NUT-LOC-3014x2
product price: 
$1.39
/pk of 2, $0.70/ea
Sold in mult. of 7 pks for $9.73
X1 Tools 3/4-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-2140x120
X1 Tools

3/4-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK

Zoro # G122857121
Mfr # X1E-FAS-NUT-LOC-2140x120
product price: 
$603.99
/pk of 120, $5.03/ea
X1 Tools 7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3732x8
X1 Tools

7/16-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G622851759
Mfr # X1E-FAS-NUT-LOC-3732x8
product price: 
$16.39
/pk of 8, $2.05/ea
Oxoxo M3-0.50 Din 985 Metric Nylon Insert Hex Locknut 18 8 Stainless Steel, 5000PK 540852
Oxoxo

M3-0.50 Din 985 Metric Nylon Insert Hex Locknut 18 8 Stainless Steel, 5000PK

Zoro # G922672856
Mfr # 540852
product price: 
$451.99
/pk of 5000, $0.09/ea
Zoro Select Lock Nut, 1/4"-20, Steel, Wax, 500 PK 14NXH
Zoro Select

Lock Nut, 1/4"-20, Steel, Wax, 500 PK

Zoro # G2453873
Mfr # 14NXH
product price: 
$248.99
/pk of 500, $0.50/ea
X1 Tools 1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1226x1
X1 Tools

1/2-13 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts

Zoro # G422863631
Mfr # X1E-FAS-NUT-LOC-1226x1
product price: 
$2.35
/ea
Sold in mult. of 4 for $9.40
X1 Tools 1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3040x50
X1 Tools

1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G522850579
Mfr # X1E-FAS-NUT-LOC-3040x50
product price: 
$1,545.99
/pk of 50, $30.92/ea
X1 Tools 6-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2010x20
X1 Tools

6-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 20PK

Zoro # G822849983
Mfr # X1E-FAS-NUT-LOC-2010x20
product price: 
$77.15
/pk of 20, $3.86/ea
X1 Tools 7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3750x12
X1 Tools

7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G522862312
Mfr # X1E-FAS-NUT-LOC-3750x12
product price: 
$242.99
/pk of 12, $20.25/ea
X1 Tools 3/8-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2129x1000
X1 Tools

3/8-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G822863002
Mfr # X1E-FAS-NUT-LOC-2129x1000
product price: 
$655.99
/pk of 1000, $0.66/ea
Whittet-Higgins 32 Threads per Inch, 1-3/16 in. Outside Diameter PT-04
Whittet-Higgins

32 Threads per Inch, 1-3/16 in. Outside Diameter

Zoro # G912509841
Mfr # PT-04
product price: 
$9.29
/ea
Oxoxo M4-0.70 Din 985 Metric Class 8 Nylon Insert Hex Locknut Zinc, 2000PK 278232
Oxoxo

M4-0.70 Din 985 Metric Class 8 Nylon Insert Hex Locknut Zinc, 2000PK

Zoro # G322682417
Mfr # 278232
product price: 
$59.39
/pk of 2000, $0.03/ea
X1 Tools 6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3610x12
X1 Tools

6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G422848515
Mfr # X1E-FAS-NUT-LOC-3610x12
product price: 
$48.39
/pk of 12, $4.03/ea
X1 Tools 12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1926x75
X1 Tools

12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G122855783
Mfr # X1E-FAS-NUT-LOC-1926x75
product price: 
$15.79
/pk of 75, $0.21/ea
X1 Tools 1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3236x20
X1 Tools

1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G122852218
Mfr # X1E-FAS-NUT-LOC-3236x20
product price: 
$308.99
/pk of 20, $15.45/ea
Zoro Select Lock Nut, 7/16"-14, Nylon, Black Oxide, 0.324 in Ht, 600 PK 43NSB
Zoro Select

Lock Nut, 7/16"-14, Nylon, Black Oxide, 0.324 in Ht, 600 PK

Zoro # G2450504
Mfr # 43NSB
product price: 
$99.59
/pk of 600, $0.17/ea
X1 Tools 7/8-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1627x6
X1 Tools

7/8-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G622854736
Mfr # X1E-FAS-NUT-LOC-1627x6
product price: 
$31.99
/pk of 6, $5.33/ea
Newport Fasteners Nylon Insert Lock Nut, 7/8"-9, 316 Stainless Steel, Not Graded, 250 PK NB311073B-250
Newport Fasteners

Nylon Insert Lock Nut, 7/8"-9, 316 Stainless Steel, Not Graded, 250 PK

Zoro # G806331862
Mfr # NB311073B-250
product price: 
$2,409.99
/pk of 250, $9.64/ea
X1 Tools 3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3922x200
X1 Tools

3/8-16 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G522857004
Mfr # X1E-FAS-NUT-LOC-3922x200
product price: 
$249.99
/pk of 200, $1.25/ea
Zoro Select Self Clinching Lock Nut, 5/16"-24, Steel, Zinc Plated, 4000 PK 32-2NCL
Zoro Select

Self Clinching Lock Nut, 5/16"-24, Steel, Zinc Plated, 4000 PK

Zoro # G2437974
Mfr # 32-2NCL
product price: 
$1,291.99
/pk of 4000, $0.32/ea
X1 Tools 3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3748x8
X1 Tools

3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G622865862
Mfr # X1E-FAS-NUT-LOC-3748x8
product price: 
$250.99
/pk of 8, $31.37/ea
X1 Tools 1 1/4-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1970x50
X1 Tools

1 1/4-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G922865067
Mfr # X1E-FAS-NUT-LOC-1970x50
product price: 
$1,156.99
/pk of 50, $23.14/ea
X1 Tools 5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3230x100
X1 Tools

5/8-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G322867524
Mfr # X1E-FAS-NUT-LOC-3230x100
product price: 
$430.99
/pk of 100, $4.31/ea
X1 Tools 1/2-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1028x250
X1 Tools

1/2-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 250PK

Zoro # G622844492
Mfr # X1E-FAS-NUT-LOC-1028x250
product price: 
$354.99
/pk of 250, $1.42/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3712x50
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G322855248
Mfr # X1E-FAS-NUT-LOC-3712x50
product price: 
$16.15
/pk of 50, $0.32/ea
X1 Tools 8-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3714x8
X1 Tools

8-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G422853342
Mfr # X1E-FAS-NUT-LOC-3714x8
product price: 
$2.19
/pk of 8, $0.27/ea
Sold in mult. of 5 pks for $10.95
X1 Tools 7/8-9 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1960x50
X1 Tools

7/8-9 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G022858426
Mfr # X1E-FAS-NUT-LOC-1960x50
product price: 
$170.99
/pk of 50, $3.42/ea
X1 Tools 6-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3812x50
X1 Tools

6-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G722854810
Mfr # X1E-FAS-NUT-LOC-3812x50
product price: 
$26.39
/pk of 50, $0.53/ea
Zoro Select Lock Nut, 7/8"-14, Steel, Grade C, Wax, 0.45 in Ht, 50 PK 88NO
Zoro Select

Lock Nut, 7/8"-14, Steel, Grade C, Wax, 0.45 in Ht, 50 PK

Zoro # G2447083
Mfr # 88NO
product price: 
$131.99
/pk of 50, $2.64/ea
X1 Tools 1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3758x500
X1 Tools

1 1/8-7 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G322861980
Mfr # X1E-FAS-NUT-LOC-3758x500
product price: 
$18,437.99
/pk of 500, $36.88/ea
X1 Tools M6 x 1 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1976x500
X1 Tools

M6 x 1 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G322852490
Mfr # X1E-FAS-NUT-LOC-1976x500
product price: 
$90.45
/pk of 500, $0.18/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1988x150
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G022860238
Mfr # X1E-FAS-NUT-LOC-1988x150
product price: 
$347.99
/pk of 150, $2.32/ea
X1 Tools 1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2147x400
X1 Tools

1 1/4-7 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G322861911
Mfr # X1E-FAS-NUT-LOC-2147x400
product price: 
$14,999.99
/pk of 400, $37.50/ea
X1 Tools 7/8-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1627x20
X1 Tools

7/8-14 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G922845717
Mfr # X1E-FAS-NUT-LOC-1627x20
product price: 
$92.75
/pk of 20, $4.64/ea
Lock Nuts (10,000+ items) - Page 200
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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 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

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