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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 42

X1 Tools 5/16-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1934x250
X1 Tools

5/16-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G922862288
Mfr # X1E-FAS-NUT-LOC-1934x250
product price: 
$45.59
/pk of 250, $0.18/ea
X1 Tools M10 x 1.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3486x1
X1 Tools

M10 x 1.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G322862284
Mfr # X1E-FAS-NUT-LOC-3486x1
product price: 
$2.69
/ea
Sold in mult. of 4 for $10.76
Heico-Lock 2-Piece Wedge Lock Nut, M10-1.5, Steel, Class 10, Zinc-Coated, 10 19/100 mm Ht, 10 PK HLM-10-B
Heico-Lock

2-Piece Wedge Lock Nut, M10-1.5, Steel, Class 10, Zinc-Coated, 10 19/100 mm Ht, 10 PK

Zoro # G711471424
Mfr # HLM-10-B
product price: 
$20.79
/pk of 10, $2.08/ea
X1 Tools 7/8-9 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-2356x6
X1 Tools

7/8-9 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 6PK

Zoro # G822851139
Mfr # X1E-FAS-NUT-LOC-2356x6
product price: 
$82.85
/pk of 6, $13.81/ea
Prime-Line Nylon Insert Lock Nuts, Class 8 Metric, M8-1.25, Zinc Plated Steel (25 Pack) 9117645
Prime-Line

Nylon Insert Lock Nuts, Class 8 Metric, M8-1.25, Zinc Plated Steel (25 Pack)

Zoro # G311906159
Mfr # 9117645
product price: 
$13.89
/pk of 25, $0.56/ea
X1 Tools 9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1948x15
X1 Tools

9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G522864880
Mfr # X1E-FAS-NUT-LOC-1948x15
product price: 
$18.89
/pk of 15, $1.26/ea
X1 Tools 9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1948x75
X1 Tools

9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 75PK

Zoro # G422853373
Mfr # X1E-FAS-NUT-LOC-1948x75
product price: 
$75.15
/pk of 75, $1.00/ea
X1 Tools M4 x 0.7 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1972x120
X1 Tools

M4 x 0.7 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G522853587
Mfr # X1E-FAS-NUT-LOC-1972x120
product price: 
$20.49
/pk of 120, $0.17/ea
X1 Tools 1 1/2-6 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-1462x75
X1 Tools

1 1/2-6 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 75PK

Zoro # G722848765
Mfr # X1E-FAS-NUT-LOC-1462x75
product price: 
$3,320.99
/pk of 75, $44.28/ea
X1 Tools 8-32 Hi Performance Brass Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2714x1
X1 Tools

8-32 Hi Performance Brass Nylon-Insert Locknuts

Zoro # G922849920
Mfr # X1E-FAS-NUT-LOC-2714x1
product price: 
$1.35
/ea
Sold in mult. of 7 for $9.45
X1 Tools 3/8-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1938x200
X1 Tools

3/8-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G522851149
Mfr # X1E-FAS-NUT-LOC-1938x200
product price: 
$52.55
/pk of 200, $0.26/ea
X1 Tools M4 x 0.7 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1972x1000
X1 Tools

M4 x 0.7 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G422848591
Mfr # X1E-FAS-NUT-LOC-1972x1000
product price: 
$122.99
/pk of 1000, $0.12/ea
X1 Tools 7/8-9 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1740x4
X1 Tools

7/8-9 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK

Zoro # G522851750
Mfr # X1E-FAS-NUT-LOC-1740x4
product price: 
$23.59
/pk of 4, $5.90/ea
X1 Tools 3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1958x12
X1 Tools

3/4-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G322859598
Mfr # X1E-FAS-NUT-LOC-1958x12
product price: 
$25.59
/pk of 12, $2.13/ea
X1 Tools 3/8-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1938x4
X1 Tools

3/8-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G622856068
Mfr # X1E-FAS-NUT-LOC-1938x4
product price: 
$1.59
/pk of 4, $0.40/ea
Sold in mult. of 6 pks for $9.54
X1 Tools 5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-2236x2
X1 Tools

5/16-18 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 2PK

Zoro # G522855017
Mfr # X1E-FAS-NUT-LOC-2236x2
product price: 
$2.29
/pk of 2, $1.15/ea
Sold in mult. of 4 pks for $9.16
X1 Tools 9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1948x250
X1 Tools

9/16-12 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 250PK

Zoro # G922858830
Mfr # X1E-FAS-NUT-LOC-1948x250
product price: 
$221.99
/pk of 250, $0.89/ea
Molex Nyl Locknut Pg48 Gy RAL7035 936000498
Molex

Nyl Locknut Pg48 Gy RAL7035

Zoro # G4048089
Mfr # 936000498
product price: 
$2.59
/ea
Sold in mult. of 25 for $64.75
X1 Tools 8-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1920x20
X1 Tools

8-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 20PK

Zoro # G722866578
Mfr # X1E-FAS-NUT-LOC-1920x20
product price: 
$2.95
/pk of 20, $0.15/ea
Sold in mult. of 4 pks for $11.80
X1 Tools 10-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2016x1
X1 Tools

10-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts

Zoro # G322848851
Mfr # X1E-FAS-NUT-LOC-2016x1
product price: 
$5.39
/ea
Sold in mult. of 2 for $10.78
Heico-Lock 2-Piece Wedge Lock Nut, M6-1.0, Steel, Class 10, Zinc-Coated, 5 1/20 mm Ht, 100 PK HLMG-6/10
Heico-Lock

2-Piece Wedge Lock Nut, M6-1.0, Steel, Class 10, Zinc-Coated, 5 1/20 mm Ht, 100 PK

Zoro # G511807423
Mfr # HLMG-6/10
product price: 
$77.59
/pk of 100, $0.78/ea
Zoro Select Serrated Lock Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 29/64 in Ht, 800 PK HFNI20500-800P
Zoro Select

Serrated Lock Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 29/64 in Ht, 800 PK

Zoro # G8406483
Mfr # HFNI20500-800P
product price: 
$159.99
/pk of 800, $0.20/ea
X1 Tools M22 x 2.5 mm Hi-Performance Yellow Zinc Plated Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-1532x200
X1 Tools

M22 x 2.5 mm Hi-Performance Yellow Zinc Plated Steel Nylon-Insert Locknuts, 200PK

Zoro # G822847422
Mfr # X1E-FAS-NUT-LOC-1532x200
product price: 
$1,390.99
/pk of 200, $6.95/ea
Zoro Select Lock Nut, Steel, 1/2", PK2 FLHNI0757-002P
Zoro Select

Lock Nut, Steel, 1/2", PK2

Zoro # G722962232
Mfr # FLHNI0757-002P
product price: 
$17.59
/pk of 2, $8.80/ea
X1 Tools 3/4-10 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1956x2
X1 Tools

3/4-10 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 2PK

Zoro # G522856038
Mfr # X1E-FAS-NUT-LOC-1956x2
product price: 
$4.39
/pk of 2, $2.20/ea
Sold in mult. of 3 pks for $13.17
X1 Tools 5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1916x15
X1 Tools

5-40 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G822852778
Mfr # X1E-FAS-NUT-LOC-1916x15
product price: 
$2.15
/pk of 15, $0.14/ea
Sold in mult. of 5 pks for $10.75
Zoro Select Nylon Insert Lock Nut, 7/8"-9, Steel, Grade 2, Zinc Plated, 1 in Ht, 5 PK U12300.087.0001
Zoro Select

Nylon Insert Lock Nut, 7/8"-9, Steel, Grade 2, Zinc Plated, 1 in Ht, 5 PK

Zoro # G5332582
Mfr # U12300.087.0001
product price: 
$5.15
/pk of 5, $1.03/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1984x15
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 15PK

Zoro # G622855610
Mfr # X1E-FAS-NUT-LOC-1984x15
product price: 
$22.15
/pk of 15, $1.48/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-1984x25
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 25PK

Zoro # G322844808
Mfr # X1E-FAS-NUT-LOC-1984x25
product price: 
$35.15
/pk of 25, $1.41/ea
X1 Tools 3/4-10 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1438x10
X1 Tools

3/4-10 Ultra Hi Performance Grade 8 Steel Nylon-Insert Locknuts, 10PK

Zoro # G622848025
Mfr # X1E-FAS-NUT-LOC-1438x10
product price: 
$35.29
/pk of 10, $3.53/ea
X1 Tools M8 x 1.25 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3484x1
X1 Tools

M8 x 1.25 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G422850983
Mfr # X1E-FAS-NUT-LOC-3484x1
product price: 
$3.65
/ea
Sold in mult. of 3 for $10.95
X1 Tools 7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1942x120
X1 Tools

7/16-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G322847144
Mfr # X1E-FAS-NUT-LOC-1942x120
product price: 
$45.75
/pk of 120, $0.38/ea
Zoro Select 9/16-12 Serr Hex Flange Lock Nut Blk Zinc & Bake, 150Pk 56NRBZ
Zoro Select

9/16-12 Serr Hex Flange Lock Nut Blk Zinc & Bake, 150Pk

Zoro # G315622840
Mfr # 56NRBZ
product price: 
$340.99
/pk of 150, $2.27/ea
X1 Tools 3/8-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1938x120
X1 Tools

3/8-24 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G322867456
Mfr # X1E-FAS-NUT-LOC-1938x120
product price: 
$36.69
/pk of 120, $0.31/ea
X1 Tools 1-12 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2362x500
X1 Tools

1-12 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G522847944
Mfr # X1E-FAS-NUT-LOC-2362x500
product price: 
$12,235.99
/pk of 500, $24.47/ea
Standard Locknut Bearing Lock Nut, Steel KM1
Standard Locknut

Bearing Lock Nut, Steel

Zoro # G522963521
Mfr # KM1
product price: 
$13.25
/ea
Lock Nuts (10,000+ items) - Page 42
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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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