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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 4

Zoro Select Serrated Lock Nut, #8-32, 18-8 Stainless Steel, Not Graded, Plain, 13/64 in Ht, 50 PK U51108.016.0001
CAD Files Available
Zoro Select

Serrated Lock Nut, #8-32, 18-8 Stainless Steel, Not Graded, Plain, 13/64 in Ht, 50 PK

Zoro # G3391337
Mfr # U51108.016.0001
product price:  $13.79
/pk 50, $0.28/ea
Msi Products 2in INDUSTRIAL 150lb 304 Stainless Steel Locknut A3040632
Msi Products

2in INDUSTRIAL 150lb 304 Stainless Steel Locknut

Zoro # G115321844
Mfr # A3040632
product price:  $25.89
/ea
Huyett Lock Nut, 1.563", Steel, Plain N-08
Huyett

Lock Nut, 1.563", Steel, Plain

Zoro # G300401146
Mfr # N-08
product price:  $3.39
/ea
Sold in mult. of 8 for $27.12
Zoro Select Top Lock Distorted Thread Lock Nut, 1/2"-20, Steel, Grade C, Yellow Zinc, 37/64 in Ht, 25 PK U12960.050.0002
Zoro Select

Top Lock Distorted Thread Lock Nut, 1/2"-20, Steel, Grade C, Yellow Zinc, 37/64 in Ht, 25 PK

Zoro # G9087005
Mfr # U12960.050.0002
product price:  $5.79
/pk 25, $0.23/ea
Boltsandnuts.Com Serrated Lock Nut, 5/8"-11, Grade 8, Plain, 8 PK 62CSLN8PL-8
Boltsandnuts.Com

Serrated Lock Nut, 5/8"-11, Grade 8, Plain, 8 PK

Zoro # G414502371
Mfr # 62CSLN8PL-8
product price:  $20.15
/pk 8, $2.52/ea
Zoro Select External Tooth Lock Washer Lock Nut, M3-0.50, 18-8 Stainless Steel, Not Graded, Plain, 50 PK KEPX00300-050P
Zoro Select

External Tooth Lock Washer Lock Nut, M3-0.50, 18-8 Stainless Steel, Not Graded, Plain, 50 PK

Zoro # G1879911
Mfr # KEPX00300-050P
product price:  $3.55
/pk 50, $0.07/ea
Msi Products 1/4in INDUSTRIAL 150lb 304 Stainless Steel Locknut A3040604
Msi Products

1/4in INDUSTRIAL 150lb 304 Stainless Steel Locknut

Zoro # G015327908
Mfr # A3040604
product price:  $9.29
/ea
Sold in mult. of 2 for $18.58
Huyett Nylon Insert Lock Nut, M12 x 1.75, Steel, Class 8, Zinc Clear Trivalent, 11.8 mm Ht NUTH44-M120-01188S3
Huyett

Nylon Insert Lock Nut, M12 x 1.75, Steel, Class 8, Zinc Clear Trivalent, 11.8 mm Ht

Zoro # G513331230
Mfr # NUTH44-M120-01188S3
product price:  $0.18
/ea
Sold in mult. of 92 for $16.56
Thrifco Plumbing Plastic Flush Valve Nut 4401854
Thrifco Plumbing

Plastic Flush Valve Nut

Zoro # G110330506
Mfr # 4401854
product price:  $4.85
/ea
Sold in mult. of 3 for $14.55
Boltsandnuts.Com Top Lock Lock Nut, M14-2.0, Class 10, Zinc Yellow, 8 PK M14CFLN10Y-8
Boltsandnuts.Com

Top Lock Lock Nut, M14-2.0, Class 10, Zinc Yellow, 8 PK

Zoro # G314504277
Mfr # M14CFLN10Y-8
product price:  $12.29
/pk 8, $1.54/ea
Zoro Select Self Clinching Lock Nut, 1/4"-20, Steel, Zinc Plated, 6000 PK 14-2NCL
Zoro Select

Self Clinching Lock Nut, 1/4"-20, Steel, Zinc Plated, 6000 PK

Zoro # G2437773
Mfr # 14-2NCL
product price:  $1,030.99
/pk 6000, $0.17/ea
X1 Tools M6 x 1 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-2155x20
X1 Tools

M6 x 1 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 20PK

Zoro # G022865974
Mfr # X1E-FAS-NUT-LOC-2155x20
product price:  $6.19
/pk 20, $0.31/ea
Sold in mult. of 2 for $12.38
Durastar Lock Nut, 3/8"-16, 7/16 in Ht NT0607-COURSE
Durastar

Lock Nut, 3/8"-16, 7/16 in Ht

Zoro # G3730829
Mfr # NT0607-COURSE
product price:  $0.29
/ea
Sold in mult. of 100 for $29.00
Skf 32 Threads per Inch, 1-9/16 in. Outside Diameter N 05
Skf

32 Threads per Inch, 1-9/16 in. Outside Diameter

Zoro # G112503489
Mfr # N 05
product price:  $7.35
/ea
Boltsandnuts.Com Top Lock Lock Nut, 5/8"-18, Grade 8, Zinc Plated, 25 PK 62FPTNCZ-25
Boltsandnuts.Com

Top Lock Lock Nut, 5/8"-18, Grade 8, Zinc Plated, 25 PK

Zoro # G114486971
Mfr # 62FPTNCZ-25
product price:  $25.99
/pk 25, $1.04/ea
Boltsandnuts.Com Nylon Insert Lock Nut, 5/16"-18, 316 Stainless Steel, Plain, 100 PK 31CNNESS/316-100
Boltsandnuts.Com

Nylon Insert Lock Nut, 5/16"-18, 316 Stainless Steel, Plain, 100 PK

Zoro # G314446720
Mfr # 31CNNESS/316-100
product price:  $39.19
/pk 100, $0.39/ea
Zoro Select Top Lock Distorted Thread Lock Nut, M12-1.75, Steel, Class 8, Zinc Plated, 12 mm Ht, 50 PK M12858.120.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, M12-1.75, Steel, Class 8, Zinc Plated, 12 mm Ht, 50 PK

Zoro # G2860816
Mfr # M12858.120.0001
product price:  $10.29
/pk 50, $0.21/ea
Zoro Select Nylon Insert Lock Nut, 5/16"-24, Steel, Grade 8, Black Oxide, 11/32 in Ht, 100 PK U12421.031.0002
Zoro Select

Nylon Insert Lock Nut, 5/16"-24, Steel, Grade 8, Black Oxide, 11/32 in Ht, 100 PK

Zoro # G3121991
Mfr # U12421.031.0002
product price:  $9.49
/pk 100, $0.09/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 5/8"-18, Steel, Grade C, Yellow Zinc, 11/32 in Ht, 25 PK SLFI80621-025P
Zoro Select

Top Lock Distorted Thread Lock Nut, 5/8"-18, Steel, Grade C, Yellow Zinc, 11/32 in Ht, 25 PK

Zoro # G0739532
Mfr # SLFI80621-025P
product price:  $16.69
/pk 25, $0.67/ea
Boltsandnuts.Com Nylon Insert Lock Nut, 5/16"-18, 18-8 Stainless Steel, Plain, 50 PK 31CNNESS-50
Boltsandnuts.Com

Nylon Insert Lock Nut, 5/16"-18, 18-8 Stainless Steel, Plain, 50 PK

Zoro # G314446676
Mfr # 31CNNESS-50
product price:  $18.89
/pk 50, $0.38/ea
Titan Industrial Supply Lock Nut, 1/2"-20, Nylon, Grade 8 T1220NLNYZ8FT
Titan Industrial Supply

Lock Nut, 1/2"-20, Nylon, Grade 8

Zoro # G009152639
Mfr # T1220NLNYZ8FT
product price:  $0.68
/ea
Sold in mult. of 13 for $8.84
Hillman 8/32 in. Zinc-Plated Steel SAE Keps Lock Nut, 100PK 180270
Hillman

8/32 in. Zinc-Plated Steel SAE Keps Lock Nut, 100PK

Zoro # G416112530
Mfr # 180270
product price:  $23.79
/pk 100, $0.24/ea
Flexloc Flexible Top Lock Nut, #2-56, 18-8 Stainless Steel, Not Graded, Plain, 3/64 in Ht, 25 PK 50FA-256
Flexloc

Flexible Top Lock Nut, #2-56, 18-8 Stainless Steel, Not Graded, Plain, 3/64 in Ht, 25 PK

Zoro # G2478360
Mfr # 50FA-256
product price:  $70.65
/pk 25, $2.83/ea
Huyett Nylon Insert Lock Nut, 5/8-11, Stainless Steel, 18-8, Plain, 0.75 in Ht NUTH59-0625-0750188P
Huyett

Nylon Insert Lock Nut, 5/8-11, Stainless Steel, 18-8, Plain, 0.75 in Ht

Zoro # G613331123
Mfr # NUTH59-0625-0750188P
product price:  $0.77
/ea
Sold in mult. of 22 for $16.94
Abb Lock Nut, 1/2", Steel 200815
Abb

Lock Nut, 1/2", Steel

Zoro # G7065808
Mfr # 200815
product price:  $0.92
/ea
Sold in mult. of 9 for $8.28
Zoro Select Serrated Lock Nut, 3/8"-16, Steel, Grade 8, Phosphate and Oil, 11/32 in Ht, 100 PK U12470.037.0001
CAD Files Available
Zoro Select

Serrated Lock Nut, 3/8"-16, Steel, Grade 8, Phosphate and Oil, 11/32 in Ht, 100 PK

Zoro # G2527607
Mfr # U12470.037.0001
product price:  $28.79
/pk 100, $0.29/ea
X1 Tools 1/4-28 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-1712x20
X1 Tools

1/4-28 Hi-Performance Black-Oxide Steel Nylon-Insert Locknuts, 20PK

Zoro # G422859689
Mfr # X1E-FAS-NUT-LOC-1712x20
product price:  $6.39
/pk 20, $0.32/ea
Sold in mult. of 2 for $12.78
Boltsandnuts.Com Top Lock Lock Nut, 3/4"-16, Grade 8, Phosphate and Oil, 5 PK 75FNHFGP-5
Boltsandnuts.Com

Top Lock Lock Nut, 3/4"-16, Grade 8, Phosphate and Oil, 5 PK

Zoro # G014488464
Mfr # 75FNHFGP-5
product price:  $31.89
/pk 5, $6.38/ea
Zoro Select Lock Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, 50 PK 50NXLTH188
Zoro Select

Lock Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, 50 PK

Zoro # G2454759
Mfr # 50NXLTH188
product price:  $224.99
/pk 50, $4.50/ea
Boltsandnuts.Com Serrated Lock Nut, 3/8"-16, Steel, Zinc Plated, 200 PK 37CSLN2Z-200
Boltsandnuts.Com

Serrated Lock Nut, 3/8"-16, Steel, Zinc Plated, 200 PK

Zoro # G314502150
Mfr # 37CSLN2Z-200
product price:  $32.55
/pk 200, $0.16/ea
Heyco -Lock Nuts M9144
Heyco

-Lock Nuts

Zoro # G916558654
Mfr # M9144
product price:  $6.15
/ea
Sold in mult. of 2 for $12.30
Zoro Select Serrated Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, Plain, 7/32 in Ht, 50 PK U51108.019.0001
CAD Files Available
Zoro Select

Serrated Lock Nut, #10-24, 18-8 Stainless Steel, Not Graded, Plain, 7/32 in Ht, 50 PK

Zoro # G3391328
Mfr # U51108.019.0001
product price:  $9.59
/pk 50, $0.19/ea
Boltsandnuts.Com Nylon Insert Lock Nut, M6-1.0, Class 8, Zinc Plated, 100 PK M6CHNN8Z-100
Boltsandnuts.Com

Nylon Insert Lock Nut, M6-1.0, Class 8, Zinc Plated, 100 PK

Zoro # G614505721
Mfr # M6CHNN8Z-100
product price:  $8.89
/pk 100, $0.09/ea
J.W. Winco Slotted Spanner Lock Nut, M48-1.50, Steel, Class 5, Blackened 1804-M48X1.5-W
J.W. Winco

Slotted Spanner Lock Nut, M48-1.50, Steel, Class 5, Blackened

Zoro # G4674016
Mfr # 1804-M48X1.5-W
product price:  $11.29
/ea
Hillman 1/4-20 in. Zinc-Plated Steel USS Nylon Lock Nut, 100PK 180147
Hillman

1/4-20 in. Zinc-Plated Steel USS Nylon Lock Nut, 100PK

Zoro # G016113166
Mfr # 180147
product price:  $16.19
/pk 100, $0.16/ea
Morton Knurled Jam Nut, 5/8in-11 Thread Size, 1/2in Height, 1-3/8in Diameter KN-62
Morton

Knurled Jam Nut, 5/8in-11 Thread Size, 1/2in Height, 1-3/8in Diameter

Zoro # G715543851
Mfr # KN-62
product price:  $7.49
/ea
Sold in mult. of 4 for $29.96
Lock Nuts (10,000+ items) - Page 4
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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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