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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 234

X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3494x20
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G822862524
Mfr # X1E-FAS-NUT-LOC-3494x20
product price:  $314.99
/pk 20, $15.75/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:  $127.99
/pk 50, $2.56/ea
X1 Tools M5 x 0.8 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1974x8
X1 Tools

M5 x 0.8 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK

Zoro # G022853551
Mfr # X1E-FAS-NUT-LOC-1974x8
product price:  $1.75
/pk 8, $0.22/ea
Sold in mult. of 6 for $10.50
Oxoxo 1/2-13 K Lock Nut Black Zinc and Bake, 1000PK 495588
Oxoxo

1/2-13 K Lock Nut Black Zinc and Bake, 1000PK

Zoro # G222670729
Mfr # 495588
product price:  $1,145.99
/pk 1000, $1.15/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 6-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1918x10
X1 Tools

6-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G522853839
Mfr # X1E-FAS-NUT-LOC-1918x10
product price:  $1.49
/pk 10, $0.15/ea
Sold in mult. of 6 for $8.94
Oxoxo 1/4-20 NE Nylon Insert Hex Lock Nut Zinc, 2000PK 170347
Oxoxo

1/4-20 NE Nylon Insert Hex Lock Nut Zinc, 2000PK

Zoro # G322667278
Mfr # 170347
product price:  $82.85
/pk 2000, $0.04/ea
X1 Tools 5/8-11 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3228x120
X1 Tools

5/8-11 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G122858869
Mfr # X1E-FAS-NUT-LOC-3228x120
product price:  $585.99
/pk 120, $4.88/ea
Newport Fasteners Nylon Insert Lock Nut, 1-1/8"-12, Steel, Zinc Plated, 60 PK NB305468B-60
Newport Fasteners

Nylon Insert Lock Nut, 1-1/8"-12, Steel, Zinc Plated, 60 PK

Zoro # G806331947
Mfr # NB305468B-60
product price:  $408.99
/pk 60, $6.82/ea
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3726x200
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G322853435
Mfr # X1E-FAS-NUT-LOC-3726x200
product price:  $84.35
/pk 200, $0.42/ea
X1 Tools 10-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3616x150
X1 Tools

10-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G522848088
Mfr # X1E-FAS-NUT-LOC-3616x150
product price:  $593.99
/pk 150, $3.96/ea
Newport Fasteners Serrated Lock Nut, #10-32, Steel, Zinc Plated, 5000 PK 692414-BR-5000
Newport Fasteners

Serrated Lock Nut, #10-32, Steel, Zinc Plated, 5000 PK

Zoro # G606308675
Mfr # 692414-BR-5000
product price:  $360.99
/pk 5000, $0.07/ea
Zoro Select Lock Nut, Steel, 3/64", PK10 FLHNI0-4CAD-010P
Zoro Select

Lock Nut, Steel, 3/64", PK10

Zoro # G022962499
Mfr # FLHNI0-4CAD-010P
product price:  $33.89
/pk 10, $3.39/ea
X1 Tools 1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3932x20
X1 Tools

1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G222849620
Mfr # X1E-FAS-NUT-LOC-3932x20
product price:  $60.49
/pk 20, $3.02/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1010x400
X1 Tools

1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK

Zoro # G222844250
Mfr # X1E-FAS-NUT-LOC-1010x400
product price:  $186.99
/pk 400, $0.47/ea
X1 Tools 9/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3448x250
X1 Tools

9/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G222849316
Mfr # X1E-FAS-NUT-LOC-3448x250
product price:  $129.99
/pk 250, $0.52/ea
X1 Tools 5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3312x150
X1 Tools

5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G522856922
Mfr # X1E-FAS-NUT-LOC-3312x150
product price:  $1,237.99
/pk 150, $8.25/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2018x2
X1 Tools

1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 2PK

Zoro # G522848262
Mfr # X1E-FAS-NUT-LOC-2018x2
product price:  $13.69
/pk 2, $6.85/ea
X1 Tools 4-40 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3810x150
X1 Tools

4-40 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G522865245
Mfr # X1E-FAS-NUT-LOC-3810x150
product price:  $50.79
/pk 150, $0.34/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2139x150
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G522853167
Mfr # X1E-FAS-NUT-LOC-2139x150
product price:  $684.99
/pk 150, $4.57/ea
X1 Tools 3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1020x10
X1 Tools

3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 10PK

Zoro # G122844510
Mfr # X1E-FAS-NUT-LOC-1020x10
product price:  $12.99
/pk 10, $1.30/ea
Sold in mult. of 2 for $25.98
X1 Tools 1-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3038x10
X1 Tools

1-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G622856648
Mfr # X1E-FAS-NUT-LOC-3038x10
product price:  $147.99
/pk 10, $14.80/ea
X1 Tools 6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3610x250
X1 Tools

6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G022861983
Mfr # X1E-FAS-NUT-LOC-3610x250
product price:  $836.99
/pk 250, $3.35/ea
X1 Tools 5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3450x20
X1 Tools

5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G422866359
Mfr # X1E-FAS-NUT-LOC-3450x20
product price:  $20.99
/pk 20, $1.05/ea
X1 Tools 3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2242x10
X1 Tools

3/8-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G122860688
Mfr # X1E-FAS-NUT-LOC-2242x10
product price:  $34.99
/pk 10, $3.50/ea
X1 Tools 1/4-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1210x150
X1 Tools

1/4-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 150PK

Zoro # G722854353
Mfr # X1E-FAS-NUT-LOC-1210x150
product price:  $73.69
/pk 150, $0.49/ea
Oxoxo M8X1.25 Metric IFI B18.16.3M Prevailing Torque Hex Lock Nut CL10 Cad And Wax, 3000PK 451081
Oxoxo

M8X1.25 Metric IFI B18.16.3M Prevailing Torque Hex Lock Nut CL10 Cad And Wax, 3000PK

Zoro # G022695953
Mfr # 451081
product price:  $336.99
/pk 3000, $0.11/ea
X1 Tools 5/8-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3452x12
X1 Tools

5/8-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G322863106
Mfr # X1E-FAS-NUT-LOC-3452x12
product price:  $13.79
/pk 12, $1.15/ea
X1 Tools 3/8-16 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3824x20
X1 Tools

3/8-16 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G122866918
Mfr # X1E-FAS-NUT-LOC-3824x20
product price:  $29.35
/pk 20, $1.47/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1928x50
X1 Tools

1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G322864479
Mfr # X1E-FAS-NUT-LOC-1928x50
product price:  $11.99
/pk 50, $0.24/ea
Sold in mult. of 2 for $23.98
X1 Tools 1 1/4-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3468x75
X1 Tools

1 1/4-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G322867296
Mfr # X1E-FAS-NUT-LOC-3468x75
product price:  $1,365.99
/pk 75, $18.21/ea
X1 Tools 5/16-18 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3822x6
X1 Tools

5/16-18 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G922858274
Mfr # X1E-FAS-NUT-LOC-3822x6
product price:  $10.65
/pk 6, $1.78/ea
Sold in mult. of 2 for $21.30
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3726x120
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G622857119
Mfr # X1E-FAS-NUT-LOC-3726x120
product price:  $53.29
/pk 120, $0.44/ea
X1 Tools M10 x 1.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3486x120
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G722866516
Mfr # X1E-FAS-NUT-LOC-3486x120
product price:  $203.99
/pk 120, $1.70/ea
X1 Tools 5/16-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3432x1
X1 Tools

5/16-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G522866396
Mfr # X1E-FAS-NUT-LOC-3432x1
product price:  $0.65
/ea
Sold in mult. of 14 for $9.10
X1 Tools 1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3428x6
X1 Tools

1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G422854882
Mfr # X1E-FAS-NUT-LOC-3428x6
product price:  $1.35
/pk 6, $0.23/ea
Sold in mult. of 7 for $9.45
Lock Nuts (10,000+ items) - Page 234
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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 ScrewsMachine ScrewsSocket Head Cap ScrewsLock WashersSelf-Tapping Screws
1/4" locking nut5/16-24 nutsnylon insert hex nut1/2" flange lock nutn-10 lock nut
nylon-insert locknuts5/16-18 nylon locking nut10mm nuts2 inch locknutlock nut 5/16-18

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