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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 219

X1 Tools 7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3750x250
X1 Tools

7/8-9 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G522857653
Mfr # X1E-FAS-NUT-LOC-3750x250
product price:  $5,042.99
/pk 250, $20.17/ea
X1 Tools 1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2250x150
X1 Tools

1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G622864865
Mfr # X1E-FAS-NUT-LOC-2250x150
product price:  $870.99
/pk 150, $5.81/ea
X1 Tools 1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3040x50
X1 Tools

1 1/4-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G522850579
Mfr # X1E-FAS-NUT-LOC-3040x50
product price:  $1,545.99
/pk 50, $30.92/ea
Newport Fasteners Nylon Insert Lock Nut, #4-40, 316 Stainless Steel, Not Graded, 5000 PK 593319-BR-5000
Newport Fasteners

Nylon Insert Lock Nut, #4-40, 316 Stainless Steel, Not Graded, 5000 PK

Zoro # G206329537
Mfr # 593319-BR-5000
product price:  $387.99
/pk 5000, $0.08/ea
X1 Tools 3/8-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3218x15
X1 Tools

3/8-16 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G522859541
Mfr # X1E-FAS-NUT-LOC-3218x15
product price:  $29.99
/pk 15, $2.00/ea
X1 Tools 8-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2222x20
X1 Tools

8-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK

Zoro # G422851997
Mfr # X1E-FAS-NUT-LOC-2222x20
product price:  $11.89
/pk 20, $0.59/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2117x2
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G222859391
Mfr # X1E-FAS-NUT-LOC-2117x2
product price:  $0.79
/pk 2, $0.40/ea
X1 Tools 5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1916x1
X1 Tools

5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G322861607
Mfr # X1E-FAS-NUT-LOC-1916x1
product price:  $0.57
/ea
X1 Tools 9/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3740x150
X1 Tools

9/16-18 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G222853177
Mfr # X1E-FAS-NUT-LOC-3740x150
product price:  $7,372.99
/pk 150, $49.15/ea
Newport Fasteners Nylon Insert Lock Nut, #10-32, 316 Stainless Steel, Not Graded, 100 PK 518756-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #10-32, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G606329830
Mfr # 518756-PR-100
product price:  $58.59
/pk 100, $0.59/ea
Zoro Select Lock Nut, 3/8"-24, Steel, Grade C, Wax, 0.198 in Ht, 500 PK 38NO
Zoro Select

Lock Nut, 3/8"-24, Steel, Grade C, Wax, 0.198 in Ht, 500 PK

Zoro # G2446961
Mfr # 38NO
product price:  $108.99
/pk 500, $0.22/ea
No Product Image Available
Zoro Select

Lock Nut, Steel, PK10

Zoro # G522962098
Mfr # FLHN01200CAD-010P
product price:  $30.59
/pk 10, $3.06/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1256x6
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 6PK

Zoro # G022845662
Mfr # X1E-FAS-NUT-LOC-1256x6
product price:  $250.99
/pk 6, $41.83/ea
X1 Tools 4-40 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2214x250
X1 Tools

4-40 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G522849665
Mfr # X1E-FAS-NUT-LOC-2214x250
product price:  $66.49
/pk 250, $0.27/ea
X1 Tools 7/8-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3036x400
X1 Tools

7/8-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G322846864
Mfr # X1E-FAS-NUT-LOC-3036x400
product price:  $4,665.99
/pk 400, $11.66/ea
X1 Tools 3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1240x2
X1 Tools

3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 2PK

Zoro # G122856407
Mfr # X1E-FAS-NUT-LOC-1240x2
product price:  $14.25
/pk 2, $7.13/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1256x50
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK

Zoro # G022846577
Mfr # X1E-FAS-NUT-LOC-1256x50
product price:  $2,361.99
/pk 50, $47.24/ea
X1 Tools 10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3910x75
X1 Tools

10-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G622846977
Mfr # X1E-FAS-NUT-LOC-3910x75
product price:  $61.85
/pk 75, $0.82/ea
X1 Tools 1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3820x10
X1 Tools

1/4-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G322861942
Mfr # X1E-FAS-NUT-LOC-3820x10
product price:  $14.29
/pk 10, $1.43/ea
X1 Tools 1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3618x200
X1 Tools

1/4-20 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G722862617
Mfr # X1E-FAS-NUT-LOC-3618x200
product price:  $752.99
/pk 200, $3.76/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2149x2
X1 Tools

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

Zoro # G222844960
Mfr # X1E-FAS-NUT-LOC-2149x2
product price:  $87.69
/pk 2, $43.85/ea
X1 Tools 1/2-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3028x120
X1 Tools

1/2-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G422854523
Mfr # X1E-FAS-NUT-LOC-3028x120
product price:  $315.99
/pk 120, $2.63/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3764x10
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G022856873
Mfr # X1E-FAS-NUT-LOC-3764x10
product price:  $539.99
/pk 10, $54.00/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3490x250
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G722854339
Mfr # X1E-FAS-NUT-LOC-3490x250
product price:  $865.99
/pk 250, $3.46/ea
X1 Tools 9/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2136x1
X1 Tools

9/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts

Zoro # G622850974
Mfr # X1E-FAS-NUT-LOC-2136x1
product price:  $10.35
/ea
Zoro Select Lock Nut, 3/8"-24, Steel, Wax, 250 PK 38NXLTH
Zoro Select

Lock Nut, 3/8"-24, Steel, Wax, 250 PK

Zoro # G2454740
Mfr # 38NXLTH
product price:  $261.99
/pk 250, $1.05/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1936x12
X1 Tools

3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G722850478
Mfr # X1E-FAS-NUT-LOC-1936x12
product price:  $3.85
/pk 12, $0.32/ea
Zoro Select Self Clinching Lock Nut, #10-24, Steel, Zinc Plated, 8000 PK 10-2NCL
Zoro Select

Self Clinching Lock Nut, #10-24, Steel, Zinc Plated, 8000 PK

Zoro # G2437554
Mfr # 10-2NCL
product price:  $984.99
/pk 8000, $0.12/ea
X1 Tools 9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1948x10
X1 Tools

9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G722859433
Mfr # X1E-FAS-NUT-LOC-1948x10
product price:  $15.79
/pk 10, $1.58/ea
X1 Tools 1-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3038x100
X1 Tools

1-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G322851134
Mfr # X1E-FAS-NUT-LOC-3038x100
product price:  $1,366.99
/pk 100, $13.67/ea
X1 Tools 1/4-28 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1012x1000
X1 Tools

1/4-28 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK

Zoro # G522844684
Mfr # X1E-FAS-NUT-LOC-1012x1000
product price:  $454.99
/pk 1000, $0.45/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1988x25
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK

Zoro # G022846379
Mfr # X1E-FAS-NUT-LOC-1988x25
product price:  $69.55
/pk 25, $2.78/ea
X1 Tools 8-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3814x250
X1 Tools

8-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G422858705
Mfr # X1E-FAS-NUT-LOC-3814x250
product price:  $116.99
/pk 250, $0.47/ea
Msi Products 1/2in INDUSTRIAL 150lb 316 Stainless Steel Locknut A3240608
Msi Products

1/2in INDUSTRIAL 150lb 316 Stainless Steel Locknut

Zoro # G415321483
Mfr # A3240608
product price:  $10.75
/ea
Sold in mult. of 2 for $21.50
X1 Tools 3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-2352x400
X1 Tools

3/4-10 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 400PK

Zoro # G922854931
Mfr # X1E-FAS-NUT-LOC-2352x400
product price:  $2,467.99
/pk 400, $6.17/ea
X1 Tools 3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3020x200
X1 Tools

3/8-24 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G722845467
Mfr # X1E-FAS-NUT-LOC-3020x200
product price:  $122.99
/pk 200, $0.61/ea
Lock Nuts (10,000+ items) - Page 219
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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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