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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 168

X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2139x12
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G222861264
Mfr # X1E-FAS-NUT-LOC-2139x12
product price:  $64.75
/pk 12, $5.40/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 3/64", PK25

Zoro # G722963758
Mfr # FLHJI025-025P
product price:  $19.99
/pk 25, $0.80/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3490x400
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G322853060
Mfr # X1E-FAS-NUT-LOC-3490x400
product price:  $1,375.99
/pk 400, $3.44/ea
No Product Image Available
Zoro Select

Lock Nut, Stainless Steel, 1/8", PK5

Zoro # G722961990
Mfr # FLJNIX050-005P
product price:  $29.39
/pk 5, $5.88/ea
X1 Tools 10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1924x120
X1 Tools

10-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G822853621
Mfr # X1E-FAS-NUT-LOC-1924x120
product price:  $19.25
/pk 120, $0.16/ea
X1 Tools 1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3226x250
X1 Tools

1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G222855850
Mfr # X1E-FAS-NUT-LOC-3226x250
product price:  $836.99
/pk 250, $3.35/ea
X1 Tools M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1978x6
X1 Tools

M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G322862369
Mfr # X1E-FAS-NUT-LOC-1978x6
product price:  $2.29
/pk 6, $0.38/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1256x120
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK

Zoro # G322844709
Mfr # X1E-FAS-NUT-LOC-1256x120
product price:  $5,526.99
/pk 120, $46.06/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1988x4
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G522849542
Mfr # X1E-FAS-NUT-LOC-1988x4
product price:  $15.95
/pk 4, $3.99/ea
X1 Tools M20 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1990x12
X1 Tools

M20 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G822859517
Mfr # X1E-FAS-NUT-LOC-1990x12
product price:  $42.99
/pk 12, $3.58/ea
X1 Tools 5/8-18 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3312x1
X1 Tools

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

Zoro # G922853132
Mfr # X1E-FAS-NUT-LOC-3312x1
product price:  $15.29
/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1010x1000
X1 Tools

1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK

Zoro # G822844360
Mfr # X1E-FAS-NUT-LOC-1010x1000
product price:  $441.99
/pk 1000, $0.44/ea
X1 Tools 5/8-11 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3030x25
X1 Tools

5/8-11 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G022863376
Mfr # X1E-FAS-NUT-LOC-3030x25
product price:  $50.85
/pk 25, $2.03/ea
X1 Tools M8 x 1.25 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3484x75
X1 Tools

M8 x 1.25 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G822847934
Mfr # X1E-FAS-NUT-LOC-3484x75
product price:  $183.99
/pk 75, $2.45/ea
X1 Tools 4-40 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3710x1
X1 Tools

4-40 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G322853985
Mfr # X1E-FAS-NUT-LOC-3710x1
product price:  $0.74
/ea
X1 Tools 1/4-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1210x50
X1 Tools

1/4-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK

Zoro # G822851719
Mfr # X1E-FAS-NUT-LOC-1210x50
product price:  $28.79
/pk 50, $0.58/ea
X1 Tools 1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3428x250
X1 Tools

1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G922856928
Mfr # X1E-FAS-NUT-LOC-3428x250
product price:  $36.25
/pk 250, $0.15/ea
X1 Tools 1-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3038x250
X1 Tools

1-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G322852308
Mfr # X1E-FAS-NUT-LOC-3038x250
product price:  $3,988.99
/pk 250, $15.96/ea
X1 Tools 7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3222x15
X1 Tools

7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G322860846
Mfr # X1E-FAS-NUT-LOC-3222x15
product price:  $40.15
/pk 15, $2.68/ea
X1 Tools 1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3932x1000
X1 Tools

1/2-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G022860047
Mfr # X1E-FAS-NUT-LOC-3932x1000
product price:  $2,968.99
/pk 1000, $2.97/ea
X1 Tools 4-40 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3810x75
X1 Tools

4-40 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G922863278
Mfr # X1E-FAS-NUT-LOC-3810x75
product price:  $28.75
/pk 75, $0.38/ea
X1 Tools 3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1240x400
X1 Tools

3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 400PK

Zoro # G922855655
Mfr # X1E-FAS-NUT-LOC-1240x400
product price:  $2,034.99
/pk 400, $5.09/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2139x6
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 6PK

Zoro # G222866580
Mfr # X1E-FAS-NUT-LOC-2139x6
product price:  $35.79
/pk 6, $5.97/ea
X1 Tools 1-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3756x75
X1 Tools

1-14 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G122845326
Mfr # X1E-FAS-NUT-LOC-3756x75
product price:  $3,004.99
/pk 75, $40.07/ea
X1 Tools 1/4-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1210x20
X1 Tools

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

Zoro # G622845017
Mfr # X1E-FAS-NUT-LOC-1210x20
product price:  $15.49
/pk 20, $0.77/ea
Oxoxo 10-24 K Lock Hex Nut Black Oxide, 4000PK 336060
Oxoxo

10-24 K Lock Hex Nut Black Oxide, 4000PK

Zoro # G522661816
Mfr # 336060
product price:  $303.99
/pk 4000, $0.08/ea
X1 Tools 5/16-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2330x15
X1 Tools

5/16-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 15PK

Zoro # G222860397
Mfr # X1E-FAS-NUT-LOC-2330x15
product price:  $15.29
/pk 15, $1.02/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 5/64", PK25

Zoro # G922962100
Mfr # FLJNI025CAD-025P
product price:  $17.79
/pk 25, $0.71/ea
Oxoxo 10-32 Serrated Flange Hex Lock Nuts Grade 5 Zinc, 4000PK 631929
Oxoxo

10-32 Serrated Flange Hex Lock Nuts Grade 5 Zinc, 4000PK

Zoro # G422679041
Mfr # 631929
product price:  $269.99
/pk 4000, $0.07/ea
X1 Tools 1-8 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2143x50
X1 Tools

1-8 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK

Zoro # G722845627
Mfr # X1E-FAS-NUT-LOC-2143x50
product price:  $673.99
/pk 50, $13.48/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 200, $1.25/ea
Zoro Select Lock Nut, 3/8"-16, Steel, Wax, 1000 PK 37NYBZ
Zoro Select

Lock Nut, 3/8"-16, Steel, Wax, 1000 PK

Zoro # G2455300
Mfr # 37NYBZ
product price:  $131.99
/pk 1000, $0.13/ea
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:  $17.69
/pk 6, $2.95/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1928x200
X1 Tools

1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G322862277
Mfr # X1E-FAS-NUT-LOC-1928x200
product price:  $31.25
/pk 200, $0.16/ea
X1 Tools 5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1236x12
X1 Tools

5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 12PK

Zoro # G922848824
Mfr # X1E-FAS-NUT-LOC-1236x12
product price:  $43.55
/pk 12, $3.63/ea
X1 Tools 1-8 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1964x10
X1 Tools

1-8 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G722865816
Mfr # X1E-FAS-NUT-LOC-1964x10
product price:  $64.99
/pk 10, $6.50/ea
Lock Nuts (10,000+ items) - Page 168
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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 NutsCap Nuts & Acorn NutsGeneral Washers
Hex Head Cap ScrewsSocket Head Cap ScrewsMachine ScrewsLock WashersSelf-Tapping Screws
2 inch locknutserrated flange lock nut5/16-24 nutsn-10 lock nut1/4-20 stainless steel nut
flanged locknut3/8-16 nuts stainless steel3/8" flange nuts5/16-18 stainless steel boltlock nut nylon insert

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