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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 127

X1 Tools 7/8-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1044x50
X1 Tools

7/8-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK

Zoro # G622844331
Mfr # X1E-FAS-NUT-LOC-1044x50
product price:  $232.99
/pk 50, $4.66/ea
X1 Tools 4-40 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3810x8
X1 Tools

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

Zoro # G222856383
Mfr # X1E-FAS-NUT-LOC-3810x8
product price:  $3.59
/pk 8, $0.45/ea
Newport Fasteners Nylon Insert Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 500 PK 843486-BR-500
Newport Fasteners

Nylon Insert Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 500 PK

Zoro # G806331688
Mfr # 843486-BR-500
product price:  $470.99
/pk 500, $0.94/ea
Zoro Select Lock Nut, 1/2"-13, Steel, Wax, 400 PK 50NYB
Zoro Select

Lock Nut, 1/2"-13, Steel, Wax, 400 PK

Zoro # G2455054
Mfr # 50NYB
product price:  $97.19
/pk 400, $0.24/ea
X1 Tools M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1994x1
X1 Tools

M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G722858672
Mfr # X1E-FAS-NUT-LOC-1994x1
product price:  $10.99
/ea
Newport Fasteners Nylon Insert Lock Nut, 1"-8, 316 Stainless Steel, Not Graded, 25 PK 971689-PR-25
Newport Fasteners

Nylon Insert Lock Nut, 1"-8, 316 Stainless Steel, Not Graded, 25 PK

Zoro # G606331741
Mfr # 971689-PR-25
product price:  $444.99
/pk 25, $17.80/ea
Zoro Select Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, 1000 PK 31NST188
Zoro Select

Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, 1000 PK

Zoro # G2451475
Mfr # 31NST188
product price:  $253.99
/pk 1000, $0.25/ea
X1 Tools M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1994x200
X1 Tools

M24 x 3 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G922847865
Mfr # X1E-FAS-NUT-LOC-1994x200
product price:  $1,674.99
/pk 200, $8.37/ea
X1 Tools 3/4-10 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3314x120
X1 Tools

3/4-10 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G022862287
Mfr # X1E-FAS-NUT-LOC-3314x120
product price:  $1,074.99
/pk 120, $8.96/ea
X1 Tools 1 1/8-7 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3324x120
X1 Tools

1 1/8-7 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G722856715
Mfr # X1E-FAS-NUT-LOC-3324x120
product price:  $4,598.99
/pk 120, $38.32/ea
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3934x4
X1 Tools

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

Zoro # G922866934
Mfr # X1E-FAS-NUT-LOC-3934x4
product price:  $123.99
/pk 4, $31.00/ea
Newport Fasteners Nylon Insert Lock Nut, 1-3/8"-12, Steel, Grade A, Zinc Plated, 10 PK 570217-PR-10
Newport Fasteners

Nylon Insert Lock Nut, 1-3/8"-12, Steel, Grade A, Zinc Plated, 10 PK

Zoro # G706330125
Mfr # 570217-PR-10
product price:  $168.99
/pk 10, $16.90/ea
X1 Tools 1-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2145x20
X1 Tools

1-14 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK

Zoro # G522857080
Mfr # X1E-FAS-NUT-LOC-2145x20
product price:  $328.99
/pk 20, $16.45/ea
X1 Tools 5/16-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2330x1000
X1 Tools

5/16-24 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G522855307
Mfr # X1E-FAS-NUT-LOC-2330x1000
product price:  $558.99
/pk 1000, $0.56/ea
X1 Tools 5/16-18 Black-Oxide 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3822x250
X1 Tools

5/16-18 Black-Oxide 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G022861600
Mfr # X1E-FAS-NUT-LOC-3822x250
product price:  $208.99
/pk 250, $0.84/ea
X1 Tools 6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3610x12
X1 Tools

6-32 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G422848515
Mfr # X1E-FAS-NUT-LOC-3610x12
product price:  $48.39
/pk 12, $4.03/ea
X1 Tools 10-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2226x12
X1 Tools

10-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G322850564
Mfr # X1E-FAS-NUT-LOC-2226x12
product price:  $5.35
/pk 12, $0.45/ea
X1 Tools 12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1926x1000
X1 Tools

12-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G122846491
Mfr # X1E-FAS-NUT-LOC-1926x1000
product price:  $139.99
/pk 1000, $0.14/ea
X1 Tools 1-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1966x120
X1 Tools

1-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G122852362
Mfr # X1E-FAS-NUT-LOC-1966x120
product price:  $1,004.99
/pk 120, $8.37/ea
X1 Tools 1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3236x20
X1 Tools

1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G122852218
Mfr # X1E-FAS-NUT-LOC-3236x20
product price:  $308.99
/pk 20, $15.45/ea
X1 Tools 1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1060x1
X1 Tools

1 1/4-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts

Zoro # G922848954
Mfr # X1E-FAS-NUT-LOC-1060x1
product price:  $46.99
/ea
X1 Tools 1 1/2-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1262x25
X1 Tools

1 1/2-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 25PK

Zoro # G322845843
Mfr # X1E-FAS-NUT-LOC-1262x25
product price:  $1,739.99
/pk 25, $69.60/ea
X1 Tools 3/8-16 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3824x4
X1 Tools

3/8-16 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G422851584
Mfr # X1E-FAS-NUT-LOC-3824x4
product price:  $9.89
/pk 4, $2.47/ea
Newport Fasteners Nylon Insert Lock Nut, M24-3.00, Steel, Class 8, Zinc Plated, 25 PK 701685-PR-25
Newport Fasteners

Nylon Insert Lock Nut, M24-3.00, Steel, Class 8, Zinc Plated, 25 PK

Zoro # G706329648
Mfr # 701685-PR-25
product price:  $227.99
/pk 25, $9.12/ea
X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2320x1000
X1 Tools

10-32 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G422846689
Mfr # X1E-FAS-NUT-LOC-2320x1000
product price:  $251.99
/pk 1000, $0.25/ea
X1 Tools 1/2-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1028x25
X1 Tools

1/2-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 25PK

Zoro # G222846926
Mfr # X1E-FAS-NUT-LOC-1028x25
product price:  $43.79
/pk 25, $1.75/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1010x4
X1 Tools

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

Zoro # G722844613
Mfr # X1E-FAS-NUT-LOC-1010x4
product price:  $2.89
/pk 4, $0.72/ea
X1 Tools 5/8-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1954x6
X1 Tools

5/8-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G122867786
Mfr # X1E-FAS-NUT-LOC-1954x6
product price:  $13.99
/pk 6, $2.33/ea
Oxoxo 10-32 K Lock Nut Zinc and Bake, 4000PK 153230
Oxoxo

10-32 K Lock Nut Zinc and Bake, 4000PK

Zoro # G922675307
Mfr # 153230
product price:  $305.99
/pk 4000, $0.08/ea
Oxoxo M6-1.0 Metric Class 8 K Lock Nut Zinc, 2000PK 374392
Oxoxo

M6-1.0 Metric Class 8 K Lock Nut Zinc, 2000PK

Zoro # G822690493
Mfr # 374392
product price:  $318.99
/pk 2000, $0.16/ea
X1 Tools 3/4-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1040x12
X1 Tools

3/4-16 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK

Zoro # G022844726
Mfr # X1E-FAS-NUT-LOC-1040x12
product price:  $52.89
/pk 12, $4.41/ea
X1 Tools 1/2-13 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1026x2
X1 Tools

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

Zoro # G422844241
Mfr # X1E-FAS-NUT-LOC-1026x2
product price:  $4.15
/pk 2, $2.08/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 M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1978x25
X1 Tools

M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK

Zoro # G522866624
Mfr # X1E-FAS-NUT-LOC-1978x25
product price:  $11.85
/pk 25, $0.47/ea
Newport Fasteners Nylon Insert Lock Nut, 2"-4.5, Steel, Grade A, Zinc Plated, 5 PK 275763-PR-5
Newport Fasteners

Nylon Insert Lock Nut, 2"-4.5, Steel, Grade A, Zinc Plated, 5 PK

Zoro # G806327582
Mfr # 275763-PR-5
product price:  $480.99
/pk 5, $96.20/ea
X1 Tools 1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3830x4
X1 Tools

1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G122849102
Mfr # X1E-FAS-NUT-LOC-3830x4
product price:  $18.15
/pk 4, $4.54/ea
Lock Nuts (10,000+ items) - Page 127
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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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