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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 124

Oxoxo 8-32 Conical K Keps Lock Nut Zinc and Bake, 5000PK 409290
Oxoxo

8-32 Conical K Keps Lock Nut Zinc and Bake, 5000PK

Zoro # G422697601
Mfr # 409290
product price:  $768.99
/pk 5000, $0.15/ea
X1 Tools 8-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2012x15
X1 Tools

8-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK

Zoro # G422866915
Mfr # X1E-FAS-NUT-LOC-2012x15
product price:  $59.85
/pk 15, $3.99/ea
Newport Fasteners Lock Nut, 9/16"-18, Steel, Grade C, Zinc Plated, 0.575 in Ht, 500 PK 660489-BR-500
Newport Fasteners

Lock Nut, 9/16"-18, Steel, Grade C, Zinc Plated, 0.575 in Ht, 500 PK

Zoro # G906329721
Mfr # 660489-BR-500
product price:  $549.99
/pk 500, $1.10/ea
X1 Tools 3/8-24 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 120PK X1E-FAS-NUT-LOC-3826x120
X1 Tools

3/8-24 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 120PK

Zoro # G822854390
Mfr # X1E-FAS-NUT-LOC-3826x120
product price:  $131.99
/pk 120, $1.10/ea
X1 Tools 1/4-28 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1930x120
X1 Tools

1/4-28 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G122859408
Mfr # X1E-FAS-NUT-LOC-1930x120
product price:  $21.49
/pk 120, $0.18/ea
X1 Tools 1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-2326x75
X1 Tools

1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 75PK

Zoro # G422856435
Mfr # X1E-FAS-NUT-LOC-2326x75
product price:  $36.29
/pk 75, $0.48/ea
X1 Tools 9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1948x200
X1 Tools

9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G222848838
Mfr # X1E-FAS-NUT-LOC-1948x200
product price:  $180.99
/pk 200, $0.90/ea
X1 Tools 12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3424x150
X1 Tools

12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G622861673
Mfr # X1E-FAS-NUT-LOC-3424x150
product price:  $30.69
/pk 150, $0.20/ea
X1 Tools 10-24 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2014x100
X1 Tools

10-24 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 100PK

Zoro # G622850929
Mfr # X1E-FAS-NUT-LOC-2014x100
product price:  $364.99
/pk 100, $3.65/ea
Zoro Select Lock Nut, #10-32, Nylon, Black Oxide, 0.14 in Ht, 4000 PK 11NSTB
Zoro Select

Lock Nut, #10-32, Nylon, Black Oxide, 0.14 in Ht, 4000 PK

Zoro # G2451825
Mfr # 11NSTB
product price:  $194.99
/pk 4000, $0.05/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 6-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2218x1000
X1 Tools

6-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G322865537
Mfr # X1E-FAS-NUT-LOC-2218x1000
product price:  $231.99
/pk 1000, $0.23/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3434x50
X1 Tools

3/8-16 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G022858389
Mfr # X1E-FAS-NUT-LOC-3434x50
product price:  $15.75
/pk 50, $0.32/ea
Zoro Select Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, 250 PK 10NXLTH188
Zoro Select

Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, 250 PK

Zoro # G2454765
Mfr # 10NXLTH188
product price:  $291.99
/pk 250, $1.17/ea
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3624x20
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G922848206
Mfr # X1E-FAS-NUT-LOC-3624x20
product price:  $92.99
/pk 20, $4.65/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 50PK X1E-FAS-NUT-LOC-2020x50
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Ins. Locknuts, 50PK

Zoro # G622852503
Mfr # X1E-FAS-NUT-LOC-2020x50
product price:  $206.99
/pk 50, $4.14/ea
Newport Fasteners Flexible Top Lock Nut, 1/4"-28, 18-8 Stainless Steel, Not Graded, 0.122 in Ht, 250 PK 966383
Newport Fasteners

Flexible Top Lock Nut, 1/4"-28, 18-8 Stainless Steel, Not Graded, 0.122 in Ht, 250 PK

Zoro # G606331598
Mfr # 966383
product price:  $509.99
/pk 250, $2.04/ea
X1 Tools 1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2250x400
X1 Tools

1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G522849399
Mfr # X1E-FAS-NUT-LOC-2250x400
product price:  $2,588.99
/pk 400, $6.47/ea
X1 Tools 1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3830x20
X1 Tools

1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G522851057
Mfr # X1E-FAS-NUT-LOC-3830x20
product price:  $62.99
/pk 20, $3.15/ea
X1 Tools 8-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3418x50
X1 Tools

8-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G122865966
Mfr # X1E-FAS-NUT-LOC-3418x50
product price:  $5.85
/pk 50, $0.12/ea
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2318x400
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G622847639
Mfr # X1E-FAS-NUT-LOC-2318x400
product price:  $110.99
/pk 400, $0.28/ea
X1 Tools 5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3920x10
X1 Tools

5/16-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G622862656
Mfr # X1E-FAS-NUT-LOC-3920x10
product price:  $15.65
/pk 10, $1.57/ea
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-2352x120
X1 Tools

3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 120PK

Zoro # G722866448
Mfr # X1E-FAS-NUT-LOC-2352x120
product price:  $590.99
/pk 120, $4.92/ea
X1 Tools 10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3718x2
X1 Tools

10-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G122858890
Mfr # X1E-FAS-NUT-LOC-3718x2
product price:  $1.15
/pk 2, $0.58/ea
Newport Fasteners Nylon Insert Lock Nut, #6-40, Steel, Grade A, Zinc Plated, 100 PK 239831-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #6-40, Steel, Grade A, Zinc Plated, 100 PK

Zoro # G306328034
Mfr # 239831-PR-100
product price:  $38.69
/pk 100, $0.39/ea
X1 Tools 1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1026x6
X1 Tools

1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 6PK

Zoro # G922844475
Mfr # X1E-FAS-NUT-LOC-1026x6
product price:  $15.15
/pk 6, $2.53/ea
X1 Tools 1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3736x200
X1 Tools

1/2-13 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G922845809
Mfr # X1E-FAS-NUT-LOC-3736x200
product price:  $295.99
/pk 200, $1.48/ea
X1 Tools 10-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2121x500
X1 Tools

10-24 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G222865675
Mfr # X1E-FAS-NUT-LOC-2121x500
product price:  $98.55
/pk 500, $0.20/ea
X1 Tools 6-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3416x20
X1 Tools

6-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G022863833
Mfr # X1E-FAS-NUT-LOC-3416x20
product price:  $6.19
/pk 20, $0.31/ea
X1 Tools 9/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3448x75
X1 Tools

9/16-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G622859380
Mfr # X1E-FAS-NUT-LOC-3448x75
product price:  $44.79
/pk 75, $0.60/ea
X1 Tools 5/8-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2138x15
X1 Tools

5/8-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 15PK

Zoro # G122862071
Mfr # X1E-FAS-NUT-LOC-2138x15
product price:  $57.15
/pk 15, $3.81/ea
X1 Tools 6-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1918x20
X1 Tools

6-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G322865209
Mfr # X1E-FAS-NUT-LOC-1918x20
product price:  $2.55
/pk 20, $0.13/ea
X1 Tools 1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3720x75
X1 Tools

1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G022845907
Mfr # X1E-FAS-NUT-LOC-3720x75
product price:  $26.89
/pk 75, $0.36/ea
Zoro Select Lock Nut, 9/16"-18, Steel, Grade C, Wax, 0.286 in Ht, 300 PK 57NO
Zoro Select

Lock Nut, 9/16"-18, Steel, Grade C, Wax, 0.286 in Ht, 300 PK

Zoro # G2447092
Mfr # 57NO
product price:  $198.99
/pk 300, $0.66/ea
Newport Fasteners Nylon Insert Lock Nut, 7/8"-14, 18-8 Stainless Steel, Not Graded, 25 PK 383784-PR-25
Newport Fasteners

Nylon Insert Lock Nut, 7/8"-14, 18-8 Stainless Steel, Not Graded, 25 PK

Zoro # G806329920
Mfr # 383784-PR-25
product price:  $552.99
/pk 25, $22.12/ea
Newport Fasteners Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 100 PK 621904-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 100 PK

Zoro # G306329789
Mfr # 621904-PR-100
product price:  $35.99
/pk 100, $0.36/ea
Lock Nuts (10,000+ items) - Page 124
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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
serrated flange lock nut2 inch locknut5/16-24 nutslock nut nylon insertn-10 lock nut
5/16-18 stainless steel bolt3/8-16 nuts stainless steelflanged locknutnylon-insert locknuts1/4-20 stainless steel nut

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