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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 74

X1 Tools 1/4-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3210x6
X1 Tools

1/4-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G022858501
Mfr # X1E-FAS-NUT-LOC-3210x6
product price:  $12.89
/pk 6, $2.15/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3622x25
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G822850262
Mfr # X1E-FAS-NUT-LOC-3622x25
product price:  $105.99
/pk 25, $4.24/ea
X1 Tools 3/8-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1220x500
X1 Tools

3/8-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK

Zoro # G722845375
Mfr # X1E-FAS-NUT-LOC-1220x500
product price:  $375.99
/pk 500, $0.75/ea
X1 Tools 5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3726x10
X1 Tools

5/16-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G222851203
Mfr # X1E-FAS-NUT-LOC-3726x10
product price:  $5.55
/pk 10, $0.55/ea
X1 Tools 3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2240x12
X1 Tools

3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G622863417
Mfr # X1E-FAS-NUT-LOC-2240x12
product price:  $24.69
/pk 12, $2.06/ea
X1 Tools 1-14 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1248x1
X1 Tools

1-14 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts

Zoro # G822844681
Mfr # X1E-FAS-NUT-LOC-1248x1
product price:  $14.25
/ea
X1 Tools 3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2334x1
X1 Tools

3/8-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts

Zoro # G822863408
Mfr # X1E-FAS-NUT-LOC-2334x1
product price:  $1.59
/ea
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3934x20
X1 Tools

3/4-10 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G422852864
Mfr # X1E-FAS-NUT-LOC-3934x20
product price:  $580.99
/pk 20, $29.05/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 1/4", PK5

Zoro # G122963860
Mfr # FLHHI062CAD-005P
product price:  $36.59
/pk 5, $7.32/ea
X1 Tools 10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3818x1
X1 Tools

10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G422858453
Mfr # X1E-FAS-NUT-LOC-3818x1
product price:  $1.19
/ea
X1 Tools M20 x 2.5 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2169x250
X1 Tools

M20 x 2.5 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G522863524
Mfr # X1E-FAS-NUT-LOC-2169x250
product price:  $1,643.99
/pk 250, $6.58/ea
No Product Image Available
Zoro Select

Lock Nut, Stainless Steel, 5/32", PK10

Zoro # G922964180
Mfr # FLNFIX031-010P
product price:  $28.89
/pk 10, $2.89/ea
X1 Tools 3/4-10 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1238x50
X1 Tools

3/4-10 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK

Zoro # G522844455
Mfr # X1E-FAS-NUT-LOC-1238x50
product price:  $211.99
/pk 50, $4.24/ea
X1 Tools 10-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2016x500
X1 Tools

10-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 500PK

Zoro # G422847839
Mfr # X1E-FAS-NUT-LOC-2016x500
product price:  $1,784.99
/pk 500, $3.57/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, 13/64", PK15

Zoro # G422964772
Mfr # FLHNI043-015P
product price:  $27.15
/pk 15, $1.81/ea
X1 Tools M30 x 2 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1666x10
X1 Tools

M30 x 2 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G122858258
Mfr # X1E-FAS-NUT-LOC-1666x10
product price:  $455.99
/pk 10, $45.60/ea
X1 Tools 1 1/8-12 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1452x4
X1 Tools

1 1/8-12 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 4PK

Zoro # G422846535
Mfr # X1E-FAS-NUT-LOC-1452x4
product price:  $118.99
/pk 4, $29.75/ea
X1 Tools M24 x 3 mm Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2398x8
X1 Tools

M24 x 3 mm Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 8PK

Zoro # G222867341
Mfr # X1E-FAS-NUT-LOC-2398x8
product price:  $366.99
/pk 8, $45.87/ea
X1 Tools M3 x 0.5 mm Hi-Performance Yellow Zinc Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1510x200
X1 Tools

M3 x 0.5 mm Hi-Performance Yellow Zinc Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G822863958
Mfr # X1E-FAS-NUT-LOC-1510x200
product price:  $65.39
/pk 200, $0.33/ea
X1 Tools 2-56 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2111x8
X1 Tools

2-56 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK

Zoro # G822851412
Mfr # X1E-FAS-NUT-LOC-2111x8
product price:  $3.65
/pk 8, $0.46/ea
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2318x15
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 15PK

Zoro # G322845126
Mfr # X1E-FAS-NUT-LOC-2318x15
product price:  $5.39
/pk 15, $0.36/ea
X1 Tools 3/4-10 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1624x100
X1 Tools

3/4-10 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK

Zoro # G622850332
Mfr # X1E-FAS-NUT-LOC-1624x100
product price:  $177.99
/pk 100, $1.78/ea
X1 Tools 3/4-16 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1440x120
X1 Tools

3/4-16 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 120PK

Zoro # G922859226
Mfr # X1E-FAS-NUT-LOC-1440x120
product price:  $391.99
/pk 120, $3.27/ea
X1 Tools M16 x 1.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1651x25
X1 Tools

M16 x 1.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK

Zoro # G822857100
Mfr # X1E-FAS-NUT-LOC-1651x25
product price:  $74.99
/pk 25, $3.00/ea
X1 Tools 5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1622x200
X1 Tools

5/8-11 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G922849197
Mfr # X1E-FAS-NUT-LOC-1622x200
product price:  $284.99
/pk 200, $1.42/ea
X1 Tools 7/8-9 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1242x15
X1 Tools

7/8-9 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK

Zoro # G522851507
Mfr # X1E-FAS-NUT-LOC-1242x15
product price:  $89.95
/pk 15, $6.00/ea
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3624x400
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G122862903
Mfr # X1E-FAS-NUT-LOC-3624x400
product price:  $1,653.99
/pk 400, $4.13/ea
X1 Tools 1-8 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1628x6
X1 Tools

1-8 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G722855213
Mfr # X1E-FAS-NUT-LOC-1628x6
product price:  $40.55
/pk 6, $6.76/ea
X1 Tools 3/4-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3456x400
X1 Tools

3/4-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G122847757
Mfr # X1E-FAS-NUT-LOC-3456x400
product price:  $1,134.99
/pk 400, $2.84/ea
X1 Tools 3/8-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1218x4
X1 Tools

3/8-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK

Zoro # G522850548
Mfr # X1E-FAS-NUT-LOC-1218x4
product price:  $4.55
/pk 4, $1.14/ea
X1 Tools 7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1224x200
X1 Tools

7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 200PK

Zoro # G522855710
Mfr # X1E-FAS-NUT-LOC-1224x200
product price:  $223.99
/pk 200, $1.12/ea
X1 Tools 1-8 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3462x500
X1 Tools

1-8 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G822861381
Mfr # X1E-FAS-NUT-LOC-3462x500
product price:  $3,325.99
/pk 500, $6.65/ea
Zoro Select Lock Nut, 5/16"-18, Steel, Case Hardened, Yellow Zinc, 0.17 in Ht, 1500 PK 31NRY
Zoro Select

Lock Nut, 5/16"-18, Steel, Case Hardened, Yellow Zinc, 0.17 in Ht, 1500 PK

Zoro # G2449551
Mfr # 31NRY
product price:  $149.99
/pk 1500, $0.10/ea
X1 Tools 1/2-13 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2248x10
X1 Tools

1/2-13 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G122848648
Mfr # X1E-FAS-NUT-LOC-2248x10
product price:  $36.59
/pk 10, $3.66/ea
X1 Tools 10-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2226x10
X1 Tools

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

Zoro # G922856843
Mfr # X1E-FAS-NUT-LOC-2226x10
product price:  $4.55
/pk 10, $0.45/ea
X1 Tools 7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3222x12
X1 Tools

7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G922860444
Mfr # X1E-FAS-NUT-LOC-3222x12
product price:  $33.59
/pk 12, $2.80/ea
Lock Nuts (10,000+ items) - Page 74
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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
nylon-insert locknutsdistorted thread lock nutlock nut nylon insertnylon insert flange nut1/4-20 stainless steel nut
flanged locknut5/8-18 flange nutlock nut 5/16-183/8-16 nuts stainless steel5/16-18 stainless steel bolt

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