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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 23

X1 Tools 2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1076x50
X1 Tools

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

Zoro # G322846703
Mfr # X1E-FAS-NUT-LOC-1076x50
product price:  $7,143.99
/pk 50, $142.88/ea
X1 Tools 1/2-13 Lightweight 6061 Aluminum Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-2622x75
X1 Tools

1/2-13 Lightweight 6061 Aluminum Nylon-Insert Locknuts, 75PK

Zoro # G522862831
Mfr # X1E-FAS-NUT-LOC-2622x75
product price:  $141.99
/pk 75, $1.89/ea
X1 Tools M20 x 1.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1655x1000
X1 Tools

M20 x 1.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 1000PK

Zoro # G922853088
Mfr # X1E-FAS-NUT-LOC-1655x1000
product price:  $5,013.99
/pk 1000, $5.01/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2022x15
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK

Zoro # G122865836
Mfr # X1E-FAS-NUT-LOC-2022x15
product price:  $70.49
/pk 15, $4.70/ea
X1 Tools 7/16-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2246x250
X1 Tools

7/16-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G822860049
Mfr # X1E-FAS-NUT-LOC-2246x250
product price:  $1,920.99
/pk 250, $7.68/ea
X1 Tools 9/16-12 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1620x500
X1 Tools

9/16-12 Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G822860995
Mfr # X1E-FAS-NUT-LOC-1620x500
product price:  $556.99
/pk 500, $1.11/ea
X1 Tools 1 3/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1266x4
X1 Tools

1 3/4-12 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 4PK

Zoro # G422851225
Mfr # X1E-FAS-NUT-LOC-1266x4
product price:  $367.99
/pk 4, $92.00/ea
X1 Tools M30 x 3.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-1667x100
X1 Tools

M30 x 3.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 100PK

Zoro # G222851975
Mfr # X1E-FAS-NUT-LOC-1667x100
product price:  $2,621.99
/pk 100, $26.22/ea
Oxoxo 1/2-13 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Zinc And Bake, 250PK 201944
Oxoxo

1/2-13 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Zinc And Bake, 250PK

Zoro # G622667138
Mfr # 201944
product price:  $67.99
/pk 250, $0.27/ea
X1 Tools M18 x 2.5 mm Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2392x8
X1 Tools

M18 x 2.5 mm Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 8PK

Zoro # G922855631
Mfr # X1E-FAS-NUT-LOC-2392x8
product price:  $229.99
/pk 8, $28.75/ea
X1 Tools 1/4-28 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1012x4
X1 Tools

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

Zoro # G622844355
Mfr # X1E-FAS-NUT-LOC-1012x4
product price:  $2.95
/pk 4, $0.74/ea
Sold in mult. of 4 for $11.80
X1 Tools 8-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3814x400
X1 Tools

8-32 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G522864477
Mfr # X1E-FAS-NUT-LOC-3814x400
product price:  $184.99
/pk 400, $0.46/ea
X1 Tools 3/8-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-2129x25
X1 Tools

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

Zoro # G822847286
Mfr # X1E-FAS-NUT-LOC-2129x25
product price:  $22.39
/pk 25, $0.90/ea
X1 Tools 3/8-16 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2332x50
X1 Tools

3/8-16 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 50PK

Zoro # G822850996
Mfr # X1E-FAS-NUT-LOC-2332x50
product price:  $41.69
/pk 50, $0.83/ea
X1 Tools 5/8-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1954x500
X1 Tools

5/8-18 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G622848308
Mfr # X1E-FAS-NUT-LOC-1954x500
product price:  $651.99
/pk 500, $1.30/ea
X1 Tools 1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 200PK X1E-FAS-NUT-LOC-3830x200
X1 Tools

1/2-20 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknut, 200PK

Zoro # G522845445
Mfr # X1E-FAS-NUT-LOC-3830x200
product price:  $548.99
/pk 200, $2.74/ea
X1 Tools 1/4-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3210x150
X1 Tools

1/4-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G922862097
Mfr # X1E-FAS-NUT-LOC-3210x150
product price:  $156.99
/pk 150, $1.05/ea
X1 Tools 1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3428x10
X1 Tools

1/4-28 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G222857779
Mfr # X1E-FAS-NUT-LOC-3428x10
product price:  $1.95
/pk 10, $0.20/ea
Sold in mult. of 5 for $9.75
X1 Tools 8-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2222x1000
X1 Tools

8-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G022849783
Mfr # X1E-FAS-NUT-LOC-2222x1000
product price:  $279.99
/pk 1000, $0.28/ea
X1 Tools 3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3748x15
X1 Tools

3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G222866672
Mfr # X1E-FAS-NUT-LOC-3748x15
product price:  $460.99
/pk 15, $30.73/ea
X1 Tools 1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3010x75
X1 Tools

1/4-20 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G022861266
Mfr # X1E-FAS-NUT-LOC-3010x75
product price:  $20.79
/pk 75, $0.28/ea
Titan Fasteners Nylon Insert Lock Nut, M4-0.7, 18-8 Stainless Steel, Not Graded AAV04
Titan Fasteners

Nylon Insert Lock Nut, M4-0.7, 18-8 Stainless Steel, Not Graded

Zoro # G008588736
Mfr # AAV04
product price:  $21.49
/ea
Sold in mult. of 3 for $64.47
Midwest Fastener Nylon Insert Lock Nut, M8-1.00, Steel, Class 6, Chrome Plated, 10 PK 74577
Midwest Fastener

Nylon Insert Lock Nut, M8-1.00, Steel, Class 6, Chrome Plated, 10 PK

Zoro # G802526675
Mfr # 74577
product price:  $21.15
/pk 10, $2.11/ea
X1 Tools M12 x 1.75 mm Hi-Performance Yellow Zinc Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1522x500
X1 Tools

M12 x 1.75 mm Hi-Performance Yellow Zinc Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G422857722
Mfr # X1E-FAS-NUT-LOC-1522x500
product price:  $635.99
/pk 500, $1.27/ea
Newport Fasteners Self Clinching Lock Nut, #10-24, Stainless Steel, Not Graded, Plain, 5000 PK 646299
Newport Fasteners

Self Clinching Lock Nut, #10-24, Stainless Steel, Not Graded, Plain, 5000 PK

Zoro # G306371900
Mfr # 646299
product price:  $3,543.99
/pk 5000, $0.71/ea
Crouse-Hinds Eaton Crouse-Hinds series SL sealing locknut, 5PK SL10
Crouse-Hinds

Eaton Crouse-Hinds series SL sealing locknut, 5PK

Zoro # G623930545
Mfr # SL10
product price:  $832.99
/pk 5, $166.60/ea
X1 Tools 3/8-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3220x2
X1 Tools

3/8-24 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G422858187
Mfr # X1E-FAS-NUT-LOC-3220x2
product price:  $4.95
/pk 2, $2.48/ea
Sold in mult. of 2 for $9.90
X1 Tools 7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1224x400
X1 Tools

7/16-20 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 400PK

Zoro # G922854863
Mfr # X1E-FAS-NUT-LOC-1224x400
product price:  $434.99
/pk 400, $1.09/ea
X1 Tools 7/8-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1044x12
X1 Tools

7/8-14 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 12PK

Zoro # G922844307
Mfr # X1E-FAS-NUT-LOC-1044x12
product price:  $66.15
/pk 12, $5.51/ea
Pem Clinch Nut, PK5 PM-16184-005P
Pem

Clinch Nut, PK5

Zoro # G223525165
Mfr # PM-16184-005P
product price:  $8.65
/pk 5, $1.73/ea
Sold in mult. of 2 for $17.30
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-1988x1
X1 Tools

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

Zoro # G622862670
Mfr # X1E-FAS-NUT-LOC-1988x1
product price:  $3.49
/ea
Sold in mult. of 3 for $10.47
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3622x75
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G022864038
Mfr # X1E-FAS-NUT-LOC-3622x75
product price:  $301.99
/pk 75, $4.03/ea
No Product Image Available
Triple-Lok

Fitting, Triple-Lok, Bulkhead Locknut

Zoro # G716273153
Mfr # 8 WLN-S
product price:  $1.75
/ea
Sold in mult. of 6 for $10.50
Standard Locknut Bearing Lock Nut, Steel N048
Standard Locknut

Bearing Lock Nut, Steel

Zoro # G822964822
Mfr # N048
product price:  $523.99
/ea
X1 Tools 1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3828x12
X1 Tools

1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G622854507
Mfr # X1E-FAS-NUT-LOC-3828x12
product price:  $39.65
/pk 12, $3.30/ea
Newport Fasteners Lock Nut, #6-32, Steel, Zinc Plated, 0.102 in Ht, 5000 PK 774426-BR-5000
Newport Fasteners

Lock Nut, #6-32, Steel, Zinc Plated, 0.102 in Ht, 5000 PK

Zoro # G106330107
Mfr # 774426-BR-5000
product price:  $169.99
/pk 5000, $0.03/ea
Lock Nuts (10,000+ items) - Page 23
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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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