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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 21

X1 Tools 1/2-13 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2340x6
X1 Tools

1/2-13 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 6PK

Zoro # G222866184
Mfr # X1E-FAS-NUT-LOC-2340x6
product price:  $16.79
/pk 6, $2.80/ea
X1 Tools M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1982x250
X1 Tools

M12 x 1.75 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G222849910
Mfr # X1E-FAS-NUT-LOC-1982x250
product price:  $168.99
/pk 250, $0.68/ea
X1 Tools 7/16-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1022x2
X1 Tools

7/16-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 2PK

Zoro # G122846880
Mfr # X1E-FAS-NUT-LOC-1022x2
product price:  $3.29
/pk 2, $1.65/ea
Sold in mult. of 3 for $9.87
X1 Tools 8-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1920x150
X1 Tools

8-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G322858102
Mfr # X1E-FAS-NUT-LOC-1920x150
product price:  $20.39
/pk 150, $0.14/ea
X1 Tools 3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1020x25
X1 Tools

3/8-24 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK

Zoro # G222844434
Mfr # X1E-FAS-NUT-LOC-1020x25
product price:  $21.29
/pk 25, $0.85/ea
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2128x1000
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G522856762
Mfr # X1E-FAS-NUT-LOC-2128x1000
product price:  $363.99
/pk 1000, $0.36/ea
X1 Tools 12-24 Performance Black-Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3518x50
X1 Tools

12-24 Performance Black-Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G022845822
Mfr # X1E-FAS-NUT-LOC-3518x50
product price:  $49.49
/pk 50, $0.99/ea
X1 Tools 1 1/8-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3466x1000
X1 Tools

1 1/8-7 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G522855000
Mfr # X1E-FAS-NUT-LOC-3466x1000
product price:  $10,260.99
/pk 1000, $10.26/ea
X1 Tools 5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2328x2
X1 Tools

5/16-18 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G422860630
Mfr # X1E-FAS-NUT-LOC-2328x2
product price:  $1.69
/pk 2, $0.85/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-2149x120
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 120PK

Zoro # G722852540
Mfr # X1E-FAS-NUT-LOC-2149x120
product price:  $5,995.99
/pk 120, $49.97/ea
Newport Fasteners Nylon Insert Lock Nut, #8-36, Steel, Grade A, Zinc Plated, 100 PK 441429-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #8-36, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G306327518
Mfr # 441429-PR-100
product price:  $40.49
/pk 100, $0.40/ea
Midwest Fastener Nylon Insert Lock Nut, M10-1.50, A2 Stainless Steel, Not Graded, 4 PK 69605
Midwest Fastener

Nylon Insert Lock Nut, M10-1.50, A2 Stainless Steel, Not Graded, 4 PK

Zoro # G902526889
Mfr # 69605
product price:  $6.59
/pk 4, $1.65/ea
Sold in mult. of 2 for $13.18
Newport Fasteners Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 7000 PK 621904-BR-7000
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 7000 PK

Zoro # G906329745
Mfr # 621904-BR-7000
product price:  $896.99
/pk 7000, $0.13/ea
Newport Fasteners Self Clinching Lock Nut, #4-40, Steel, Zinc Plated, 10000 PK 525701
Newport Fasteners

Self Clinching Lock Nut, #4-40, Steel, Zinc Plated, 10000 PK

Zoro # G906372000
Mfr # 525701
product price:  $1,659.99
/pk 10000, $0.17/ea
Newport Fasteners Flexible Top Lock Nut, 5/16"-24, Steel, Cadmium Plated, 0.15 in Ht, 500 PK 476615
Newport Fasteners

Flexible Top Lock Nut, 5/16"-24, Steel, Cadmium Plated, 0.15 in Ht, 500 PK

Zoro # G706327576
Mfr # 476615
product price:  $433.99
/pk 500, $0.87/ea
Boltsandnuts.Com Top Lock Lock Nut, M12-1.75, Class 10, Zinc Plated, 125 PK M12CPTN10Z-125
Boltsandnuts.Com

Top Lock Lock Nut, M12-1.75, Class 10, Zinc Plated, 125 PK

Zoro # G014495264
Mfr # M12CPTN10Z-125
product price:  $83.15
/pk 125, $0.67/ea
Zoro Select Top Lock Lock Nut, 1/4"-20, Steel, Grade G, Yellow Zinc, 0.14 in Ht, 3000 PK 14NTRY
Zoro Select

Top Lock Lock Nut, 1/4"-20, Steel, Grade G, Yellow Zinc, 0.14 in Ht, 3000 PK

Zoro # G2452780
Mfr # 14NTRY
product price:  $785.99
/pk 3000, $0.26/ea
X1 Tools M20 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3496x120
X1 Tools

M20 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G722860910
Mfr # X1E-FAS-NUT-LOC-3496x120
product price:  $1,670.99
/pk 120, $13.92/ea
Boltsandnuts.Com Nylon Insert Lock Nut, 3/4"-16, Grade 8, Phosphate and Oil, 5 PK 75FNNECP-5
Boltsandnuts.Com

Nylon Insert Lock Nut, 3/4"-16, Grade 8, Phosphate and Oil, 5 PK

Zoro # G814488732
Mfr # 75FNNECP-5
product price:  $17.55
/pk 5, $3.51/ea
X1 Tools 5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1932x2
X1 Tools

5/16-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G522863265
Mfr # X1E-FAS-NUT-LOC-1932x2
product price:  $0.84
/pk 2, $0.42/ea
X1 Tools M5 x 0.8 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1637x25
X1 Tools

M5 x 0.8 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK

Zoro # G922853156
Mfr # X1E-FAS-NUT-LOC-1637x25
product price:  $5.19
/pk 25, $0.21/ea
Oxoxo 5/16-18-3 Self Clinching Nut 303 Stainless Steel, 1000PK 304690
Oxoxo

5/16-18-3 Self Clinching Nut 303 Stainless Steel, 1000PK

Zoro # G022689853
Mfr # 304690
product price:  $1,956.99
/pk 1000, $1.96/ea
X1 Tools 7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3222x1
X1 Tools

7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G922858304
Mfr # X1E-FAS-NUT-LOC-3222x1
product price:  $3.39
/ea
X1 Tools 1 1/2-6 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3474x1000
X1 Tools

1 1/2-6 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G522863111
Mfr # X1E-FAS-NUT-LOC-3474x1000
product price:  $22,927.99
/pk 1000, $22.93/ea
X1 Tools 7/8-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3460x1000
X1 Tools

7/8-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G522863098
Mfr # X1E-FAS-NUT-LOC-3460x1000
product price:  $4,469.99
/pk 1000, $4.47/ea
Zoro Select Lock Nut, Stainless Steel, 1/16", PK15 FLJNIX0-8-015P
Zoro Select

Lock Nut, Stainless Steel, 1/16", PK15

Zoro # G122962108
Mfr # FLJNIX0-8-015P
product price:  $17.59
/pk 15, $1.17/ea
Huyett Nylon Insert Lock Nut, 1-1/2-12, Steel, Grade C, Zinc Yellow Hexavalent, 1.609 in Ht NUTH45-1500-1609GC6
Huyett

Nylon Insert Lock Nut, 1-1/2-12, Steel, Grade C, Zinc Yellow Hexavalent, 1.609 in Ht

Zoro # G513330592
Mfr # NUTH45-1500-1609GC6
product price:  $12.49
/ea
Sold in mult. of 2 for $24.98
X1 Tools M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1978x10
X1 Tools

M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G322849599
Mfr # X1E-FAS-NUT-LOC-1978x10
product price:  $3.45
/pk 10, $0.35/ea
X1 Tools 5-40 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2312x500
X1 Tools

5-40 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G122845135
Mfr # X1E-FAS-NUT-LOC-2312x500
product price:  $143.99
/pk 500, $0.29/ea
X1 Tools 3/4-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3456x100
X1 Tools

3/4-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G322864929
Mfr # X1E-FAS-NUT-LOC-3456x100
product price:  $195.99
/pk 100, $1.96/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3490x500
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G922853873
Mfr # X1E-FAS-NUT-LOC-3490x500
product price:  $2,044.99
/pk 500, $4.09/ea
Newport Fasteners Nylon Insert Lock Nut, M14-2.00, A2 Stainless Steel, Not Graded, 300 PK 814856-BR-300
Newport Fasteners

Nylon Insert Lock Nut, M14-2.00, A2 Stainless Steel, Not Graded, 300 PK

Zoro # G506331544
Mfr # 814856-BR-300
product price:  $363.99
/pk 300, $1.21/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2133x150
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G922852289
Mfr # X1E-FAS-NUT-LOC-2133x150
product price:  $206.99
/pk 150, $1.38/ea
X1 Tools 3/4-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1040x15
X1 Tools

3/4-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 15PK

Zoro # G922844703
Mfr # X1E-FAS-NUT-LOC-1040x15
product price:  $63.59
/pk 15, $4.24/ea
X1 Tools 2-56 Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1910x1
X1 Tools

2-56 Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G722865090
Mfr # X1E-FAS-NUT-LOC-1910x1
product price:  $0.59
/ea
X1 Tools M8 x 1 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1116x15
X1 Tools

M8 x 1 mm Ultra Hi Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G922844864
Mfr # X1E-FAS-NUT-LOC-1116x15
product price:  $42.85
/pk 15, $2.86/ea
Lock Nuts (10,000+ items) - Page 21
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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
nylon-insert locknuts1/2" flange lock nut5/16-24 nuts10mm nuts5/16-18 nylon locking nut
2 inch locknutlock nut 5/16-181/4" locking nutnylon insert hex nut3/8-16 nuts stainless steel

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