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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 17

X1 Tools 1-8 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1628x2
X1 Tools

1-8 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G222866061
Mfr # X1E-FAS-NUT-LOC-1628x2
product price:  $16.99
/pk 2, $8.50/ea
X1 Tools 3/8-24 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1615x75
X1 Tools

3/8-24 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G222862360
Mfr # X1E-FAS-NUT-LOC-1615x75
product price:  $29.39
/pk 75, $0.39/ea
Zoro Select Lock Nut, 3/4"-10, Steel, Grade C, Wax, 0.382 in Ht, 100 PK 75NO
Zoro Select

Lock Nut, 3/4"-10, Steel, Grade C, Wax, 0.382 in Ht, 100 PK

Zoro # G2447284
Mfr # 75NO
product price:  $108.99
/pk 100, $1.09/ea
X1 Tools 1 1/8-12 UHP Zinc-Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3122x150
X1 Tools

1 1/8-12 UHP Zinc-Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G322850144
Mfr # X1E-FAS-NUT-LOC-3122x150
product price:  $3,670.99
/pk 150, $24.47/ea
Newport Fasteners Nylon Insert Lock Nut, M10-1.50, 18-8 Stainless Steel, Not Graded, 750 PK 446872
Newport Fasteners

Nylon Insert Lock Nut, M10-1.50, 18-8 Stainless Steel, Not Graded, 750 PK

Zoro # G306327587
Mfr # 446872
product price:  $474.99
/pk 750, $0.63/ea
X1 Tools 1-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3038x8
X1 Tools

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

Zoro # G622858352
Mfr # X1E-FAS-NUT-LOC-3038x8
product price:  $120.99
/pk 8, $15.12/ea
X1 Tools 2-56 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3410x150
X1 Tools

2-56 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G922861595
Mfr # X1E-FAS-NUT-LOC-3410x150
product price:  $72.25
/pk 150, $0.48/ea
X1 Tools 1 1/2-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3042x10
X1 Tools

1 1/2-12 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G922851855
Mfr # X1E-FAS-NUT-LOC-3042x10
product price:  $631.99
/pk 10, $63.20/ea
X1 Tools M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1980x200
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G522853938
Mfr # X1E-FAS-NUT-LOC-1980x200
product price:  $108.99
/pk 200, $0.54/ea
X1 Tools 8-36 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2120x100
X1 Tools

8-36 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G722847461
Mfr # X1E-FAS-NUT-LOC-2120x100
product price:  $30.35
/pk 100, $0.30/ea
Anvil 2 in. FPT Galvanized Malleable Iron Lock Nut 8700162756
Anvil

2 in. FPT Galvanized Malleable Iron Lock Nut

Zoro # G3251426
Mfr # 8700162756
product price:  $20.39
/ea
X1 Tools 3/4-10 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1238x10
X1 Tools

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

Zoro # G922851060
Mfr # X1E-FAS-NUT-LOC-1238x10
product price:  $46.49
/pk 10, $4.65/ea
X1 Tools 6-32 Performance Black-Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3510x1
X1 Tools

6-32 Performance Black-Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G422861651
Mfr # X1E-FAS-NUT-LOC-3510x1
product price:  $1.49
/ea
Sold in mult. of 7 for $10.43
X1 Tools 7/16-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1940x20
X1 Tools

7/16-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G522864200
Mfr # X1E-FAS-NUT-LOC-1940x20
product price:  $11.45
/pk 20, $0.57/ea
Sold in mult. of 2 for $22.90
X1 Tools M16 x 2 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2165x1000
X1 Tools

M16 x 2 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G922864183
Mfr # X1E-FAS-NUT-LOC-2165x1000
product price:  $3,100.99
/pk 1000, $3.10/ea
X1 Tools 9/16-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1230x15
X1 Tools

9/16-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK

Zoro # G622851148
Mfr # X1E-FAS-NUT-LOC-1230x15
product price:  $46.99
/pk 15, $3.13/ea
Boltsandnuts.Com Top Lock Lock Nut, M12-1.75, Class 8, Zinc Plated, 125 PK M12CFLN8Z-125
Boltsandnuts.Com

Top Lock Lock Nut, M12-1.75, Class 8, Zinc Plated, 125 PK

Zoro # G014493093
Mfr # M12CFLN8Z-125
product price:  $116.99
/pk 125, $0.94/ea
X1 Tools 5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1214x500
X1 Tools

5/16-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK

Zoro # G122844763
Mfr # X1E-FAS-NUT-LOC-1214x500
product price:  $294.99
/pk 500, $0.59/ea
Newport Fasteners Nylon Insert Lock Nut, 1-1/4"-12, Steel, Grade C, Black Phosphate, 100 PK 446032-BR-100
Newport Fasteners

Nylon Insert Lock Nut, 1-1/4"-12, Steel, Grade C, Black Phosphate, 100 PK

Zoro # G506327653
Mfr # 446032-BR-100
product price:  $1,208.99
/pk 100, $12.09/ea
Boltsandnuts.Com Reversible Lock Nut, 5/8"-11, Steel, Zinc Plated, 10 PK 62C2WHN2Z-10
Boltsandnuts.Com

Reversible Lock Nut, 5/8"-11, Steel, Zinc Plated, 10 PK

Zoro # G814486035
Mfr # 62C2WHN2Z-10
product price:  $12.65
/pk 10, $1.27/ea
Flexloc Flexible Top Lock Nut, #6-32, Steel, Grade 2, Cadmium Plated, 1/32 in Ht, 200 PK 21FK-632
Flexloc

Flexible Top Lock Nut, #6-32, Steel, Grade 2, Cadmium Plated, 1/32 in Ht, 200 PK

Zoro # G2478388
Mfr # 21FK-632
product price:  $109.99
/pk 200, $0.55/ea
Flexloc Flexible Top Lock Nut, 1/4"-20, Steel, Grade 2, Black Oxide, 3/64 in Ht, 125 PK 20FKC-420
Flexloc

Flexible Top Lock Nut, 1/4"-20, Steel, Grade 2, Black Oxide, 3/64 in Ht, 125 PK

Zoro # G2479237
Mfr # 20FKC-420
product price:  $62.19
/pk 125, $0.50/ea
X1 Tools 1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1631x2
X1 Tools

1 1/4-7 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G222846025
Mfr # X1E-FAS-NUT-LOC-1631x2
product price:  $43.39
/pk 2, $21.70/ea
Newport Fasteners Lock Nut, 1-1/2", Zamac, Zinc Plated, 500 PK 410820
Newport Fasteners

Lock Nut, 1-1/2", Zamac, Zinc Plated, 500 PK

Zoro # G806327704
Mfr # 410820
product price:  $914.99
/pk 500, $1.83/ea
X1 Tools 3/4-10 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3314x15
X1 Tools

3/4-10 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G722845665
Mfr # X1E-FAS-NUT-LOC-3314x15
product price:  $144.99
/pk 15, $9.67/ea
X1 Tools 5/8-11 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1952x120
X1 Tools

5/8-11 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G522863777
Mfr # X1E-FAS-NUT-LOC-1952x120
product price:  $142.99
/pk 120, $1.19/ea
Newport Fasteners Nylon Insert Lock Nut, #4-40, Steel, Zinc Plated, 2000 PK 563929
Newport Fasteners

Nylon Insert Lock Nut, #4-40, Steel, Zinc Plated, 2000 PK

Zoro # G506329657
Mfr # 563929
product price:  $225.99
/pk 2000, $0.11/ea
X1 Tools 1/2-13 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3026x25
X1 Tools

1/2-13 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G222863756
Mfr # X1E-FAS-NUT-LOC-3026x25
product price:  $39.39
/pk 25, $1.58/ea
Elesa Lock Nut, M16-1.50, Polyamide, 10 mm Ht NTT
Elesa

Lock Nut, M16-1.50, Polyamide, 10 mm Ht

Zoro # G2334986
Mfr # NTT
product price:  $1.99
/ea
Sold in mult. of 5 for $9.95
X1 Tools 3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1240x1000
X1 Tools

3/4-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 1000PK

Zoro # G722844828
Mfr # X1E-FAS-NUT-LOC-1240x1000
product price:  $4,710.99
/pk 1000, $4.71/ea
Disco Nylon Insert Lock Nut, M5-0.80, Bright Zinc Plated 12246PK
Disco

Nylon Insert Lock Nut, M5-0.80, Bright Zinc Plated

Zoro # G3652374
Mfr # 12246PK
product price:  $6.39
/ea
Sold in mult. of 2 for $12.78
X1 Tools 1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3624x120
X1 Tools

1/2-13 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G222847060
Mfr # X1E-FAS-NUT-LOC-3624x120
product price:  $511.99
/pk 120, $4.27/ea
X1 Tools 3/8-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3924x2
X1 Tools

3/8-24 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G322866671
Mfr # X1E-FAS-NUT-LOC-3924x2
product price:  $3.59
/pk 2, $1.80/ea
Sold in mult. of 3 for $10.77
X1 Tools 3/8-16 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2332x12
X1 Tools

3/8-16 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G622862830
Mfr # X1E-FAS-NUT-LOC-2332x12
product price:  $14.19
/pk 12, $1.18/ea
Zoro Select Lock Nut, Steel, 1/8", PK10 FLJNFI050-010P
Zoro Select

Lock Nut, Steel, 1/8", PK10

Zoro # G822962422
Mfr # FLJNFI050-010P
product price:  $18.49
/pk 10, $1.85/ea
X1 Tools 1/2-13 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1618x1
X1 Tools

1/2-13 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts

Zoro # G722851031
Mfr # X1E-FAS-NUT-LOC-1618x1
product price:  $1.29
/ea
Sold in mult. of 7 for $9.03
Lock Nuts (10,000+ items) - Page 17
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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 ScrewsMachine ScrewsSocket Head Cap ScrewsLock WashersSelf-Tapping Screws
1/2" flange lock nut3/8-16 nuts stainless steellock nut 5/16-181/4" locking nutnylon insert hex nut
5/16-24 nutsnylon-insert locknutsn-10 lock nut5/16-18 nylon locking nut10mm nuts

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