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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 109

Newport Fasteners Nylon Insert Lock Nut, #5-44, 316 Stainless Steel, Not Graded, 100 PK 180447-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #5-44, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G306327822
Mfr # 180447-PR-100
product price: 
$45.15
/pk of 100, $0.45/ea
Oxoxo 7/16-14 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax, 100PK 538731
Oxoxo

7/16-14 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax, 100PK

Zoro # G422699001
Mfr # 538731
product price: 
$313.99
/pk of 100, $3.14/ea
Erickson Locknut and StopScrew, ER32SolidLockNut LNSRER32M
Erickson

Locknut and StopScrew, ER32SolidLockNut

Zoro # G3587523
Mfr # LNSRER32M
product price: 
$33.79
/ea
Newport Fasteners Lock Nut, 3/8"-16, Steel, Grade C, Zinc Plated, 0.398 in Ht, 2000 PK 743966-BR-2000
Newport Fasteners

Lock Nut, 3/8"-16, Steel, Grade C, Zinc Plated, 0.398 in Ht, 2000 PK

Zoro # G506330028
Mfr # 743966-BR-2000
product price: 
$299.99
/pk of 2000, $0.15/ea
Newport Fasteners Nylon Insert Lock Nut, #4-40, Steel, Zinc Plated, 100 PK NB305005P-100
Newport Fasteners

Nylon Insert Lock Nut, #4-40, Steel, Zinc Plated, 100 PK

Zoro # G406331705
Mfr # NB305005P-100
product price: 
$43.55
/pk of 100, $0.44/ea
Newport Fasteners Nylon Insert Lock Nut, #2-56, Steel, Black Zinc, 4000 PK 642249
Newport Fasteners

Nylon Insert Lock Nut, #2-56, Steel, Black Zinc, 4000 PK

Zoro # G406329702
Mfr # 642249
product price: 
$894.99
/pk of 4000, $0.22/ea
Newport Fasteners Serrated Lock Nut, 5/16"-18, Steel, Grade 8, Yellow Zinc, 0.17 in Ht, 1500 PK 623998
Newport Fasteners

Serrated Lock Nut, 5/16"-18, Steel, Grade 8, Yellow Zinc, 0.17 in Ht, 1500 PK

Zoro # G406308790
Mfr # 623998
product price: 
$621.99
/pk of 1500, $0.41/ea
Newport Fasteners Nylon Insert Lock Nut, #8-36, 18-8 Stainless Steel, Not Graded, 100 PK 306504-PR-100
Newport Fasteners

Nylon Insert Lock Nut, #8-36, 18-8 Stainless Steel, Not Graded, 100 PK

Zoro # G506327684
Mfr # 306504-PR-100
product price: 
$40.49
/pk of 100, $0.40/ea
Keen 6204001 0.75 in. PVC Lock Nut KE155955
Keen

6204001 0.75 in. PVC Lock Nut

Zoro # G910771813
Mfr # KE155955
product price: 
$55.75
/ea
X1 Tools 6-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3416x400
X1 Tools

6-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G022855791
Mfr # X1E-FAS-NUT-LOC-3416x400
product price: 
$98.15
/pk of 400, $0.25/ea
X1 Tools 1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3240x120
X1 Tools

1 1/2-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G022866971
Mfr # X1E-FAS-NUT-LOC-3240x120
product price: 
$5,856.99
/pk of 120, $48.81/ea
X1 Tools 1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1256x200
X1 Tools

1 1/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 200PK

Zoro # G222847947
Mfr # X1E-FAS-NUT-LOC-1256x200
product price: 
$9,085.99
/pk of 200, $45.43/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-1928x150
X1 Tools

1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 150PK

Zoro # G422863372
Mfr # X1E-FAS-NUT-LOC-1928x150
product price: 
$24.39
/pk of 150, $0.16/ea
X1 Tools 1 1/4-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1970x15
X1 Tools

1 1/4-7 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G122845982
Mfr # X1E-FAS-NUT-LOC-1970x15
product price: 
$252.99
/pk of 15, $16.87/ea
X1 Tools 5/16-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1216x1
X1 Tools

5/16-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts

Zoro # G322856405
Mfr # X1E-FAS-NUT-LOC-1216x1
product price: 
$1.25
/ea
Sold in mult. of 8 for $10.00
X1 Tools 10-32 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2320x2
X1 Tools

10-32 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G422863440
Mfr # X1E-FAS-NUT-LOC-2320x2
product price: 
$1.15
/pk of 2, $0.58/ea
Sold in mult. of 8 pks for $9.20
Otc/ Of Spx Soc 3-7/8 3/4D Lcknt 8Pt Dp Satin OTC1913
Otc/ Of Spx

Soc 3-7/8 3/4D Lcknt 8Pt Dp Satin

Zoro # G215192443
Mfr # OTC1913
product price: 
$65.29
/ea
X1 Tools 1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3236x50
X1 Tools

1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G622854941
Mfr # X1E-FAS-NUT-LOC-3236x50
product price: 
$749.99
/pk of 50, $15.00/ea
X1 Tools 5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3450x50
X1 Tools

5/8-11 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G322863595
Mfr # X1E-FAS-NUT-LOC-3450x50
product price: 
$43.89
/pk of 50, $0.88/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1066x50
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK

Zoro # G422845125
Mfr # X1E-FAS-NUT-LOC-1066x50
product price: 
$3,219.99
/pk of 50, $64.40/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1986x50
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G322844815
Mfr # X1E-FAS-NUT-LOC-1986x50
product price: 
$77.85
/pk of 50, $1.56/ea
X1 Tools 1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-3010x50
X1 Tools

1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 50PK

Zoro # G222858790
Mfr # X1E-FAS-NUT-LOC-3010x50
product price: 
$15.99
/pk of 50, $0.32/ea
X1 Tools 7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1224x50
X1 Tools

7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 50PK

Zoro # G722847522
Mfr # X1E-FAS-NUT-LOC-1224x50
product price: 
$63.15
/pk of 50, $1.26/ea
X1 Tools 10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3818x6
X1 Tools

10-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G322864493
Mfr # X1E-FAS-NUT-LOC-3818x6
product price: 
$4.59
/pk of 6, $0.77/ea
Sold in mult. of 2 pks for $9.18
X1 Tools 8-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3714x20
X1 Tools

8-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G722864192
Mfr # X1E-FAS-NUT-LOC-3714x20
product price: 
$4.69
/pk of 20, $0.23/ea
Sold in mult. of 2 pks for $9.38
X1 Tools 3/8-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3728x25
X1 Tools

3/8-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G722864543
Mfr # X1E-FAS-NUT-LOC-3728x25
product price: 
$17.49
/pk of 25, $0.70/ea
X1 Tools 1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2326x250
X1 Tools

1/4-28 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G322856948
Mfr # X1E-FAS-NUT-LOC-2326x250
product price: 
$106.99
/pk of 250, $0.43/ea
X1 Tools M5 x 0.8 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2154x8
X1 Tools

M5 x 0.8 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK

Zoro # G122861098
Mfr # X1E-FAS-NUT-LOC-2154x8
product price: 
$2.29
/pk of 8, $0.29/ea
Sold in mult. of 4 pks for $9.16
X1 Tools 5/16-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3432x6
X1 Tools

5/16-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G922847490
Mfr # X1E-FAS-NUT-LOC-3432x6
product price: 
$1.65
/pk of 6, $0.27/ea
Sold in mult. of 6 pks for $9.90
Erickson Locknut/Stopscrew, 20ALING RING CDER25050M
Erickson

Locknut/Stopscrew, 20ALING RING

Zoro # G3587060
Mfr # CDER25050M
product price: 
$47.39
/ea
Pem Clinch Nut, PK50 SS-024-0ZI
Pem

Clinch Nut, PK50

Zoro # G623524478
Mfr # SS-024-0ZI
product price: 
$8.59
/pk of 50, $0.17/ea
Sold in mult. of 2 pks for $17.18
Newport Fasteners Nylon Insert Lock Nut, 7/8"-9, 316 Stainless Steel, Not Graded, 250 PK NB311073B-250
Newport Fasteners

Nylon Insert Lock Nut, 7/8"-9, 316 Stainless Steel, Not Graded, 250 PK

Zoro # G806331862
Mfr # NB311073B-250
product price: 
$2,409.99
/pk of 250, $9.64/ea
Zoro Select Lock Nut, Steel, 7/64", PK15 FLHHI037CAD-015P
Zoro Select

Lock Nut, Steel, 7/64", PK15

Zoro # G722961778
Mfr # FLHHI037CAD-015P
product price: 
$26.15
/pk of 15, $1.74/ea
Newport Fasteners Nylon Insert Lock Nut, 1/2"-20, 18-8 Stainless Steel, Not Graded, 100 PK 240248-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 1/2"-20, 18-8 Stainless Steel, Not Graded, 100 PK

Zoro # G406327777
Mfr # 240248-PR-100
product price: 
$165.99
/pk of 100, $1.66/ea
X1 Tools 6-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2010x15
X1 Tools

6-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK

Zoro # G822854659
Mfr # X1E-FAS-NUT-LOC-2010x15
product price: 
$59.85
/pk of 15, $3.99/ea
X1 Tools M12 x 1.75 mm Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-2272x75
X1 Tools

M12 x 1.75 mm Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK

Zoro # G022851632
Mfr # X1E-FAS-NUT-LOC-2272x75
product price: 
$242.99
/pk of 75, $3.24/ea
Lock Nuts (10,000+ items) - Page 109
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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 NutsCap Nuts & Acorn NutsWing NutsGeneral Washers
Hex Head Cap ScrewsMachine ScrewsSocket Head Cap ScrewsLock WashersSelf-Tapping Screws
3/4 lock nuts1/4" locking nut10mm nuts1" lock nuts1/2" flange lock nut
nylon insert hex nutn-10 lock nut3/8-16 ss nuts1/4 npt locknuts4" lock nuts

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