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  7. Lock Nuts

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

Zoro Select Lock Nut, 1-1/4"-11.5, Iron, Class 150 783Y36
CAD Files Available
Zoro Select

Lock Nut, 1-1/4"-11.5, Iron, Class 150

Zoro # G905781490
Mfr # 783Y36
product price: 
$3.69
/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 of 25, $1.04/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
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 of 20, $0.31/ea
Sold in mult. of 2 pks for $12.38
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 of 50, $0.38/ea
Midwest Fastener Nylon Insert Lock Nut, 3/4"-16, Steel, Grade 8, Yellow Zinc, 15 PK 51873
Midwest Fastener

Nylon Insert Lock Nut, 3/4"-16, Steel, Grade 8, Yellow Zinc, 15 PK

Zoro # G302526663
Mfr # 51873
product price: 
$23.25
/pk of 15, $1.55/ea
Skf 18 Threads per Inch, 2-17/32 in. Outside Diameter N 09
Skf

18 Threads per Inch, 2-17/32 in. Outside Diameter

Zoro # G712509829
Mfr # N 09
product price: 
$10.29
/ea
Skf 18 Threads per Inch, 2-11/16 in. Outside Diameter N 10
Skf

18 Threads per Inch, 2-11/16 in. Outside Diameter

Zoro # G612509844
Mfr # N 10
product price: 
$12.19
/ea
Midwest Fastener Nylon Insert Lock Nut, M8-1.25, Steel, Class 8, Zinc Plated, 12 PK 31643
Midwest Fastener

Nylon Insert Lock Nut, M8-1.25, Steel, Class 8, Zinc Plated, 12 PK

Zoro # G902518075
Mfr # 31643
product price: 
$8.35
/pk of 12, $0.70/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 of 100, $0.39/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
Zoro Select Top Lock Distorted Thread Lock Nut, 3/8"-16, Steel, Grade A, Zinc Plated, 13/32 in Ht, 50 PK U12100.037.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, 3/8"-16, Steel, Grade A, Zinc Plated, 13/32 in Ht, 50 PK

Zoro # G0319238
Mfr # U12100.037.0001
product price: 
$7.19
/pk of 50, $0.14/ea
Zoro Select Nylon Insert Lock Nut, 5/16"-18, Steel, Grade 2, Zinc Plated, 7/16 in Ht, 100 PK NLI20310NU-100P
Zoro Select

Nylon Insert Lock Nut, 5/16"-18, Steel, Grade 2, Zinc Plated, 7/16 in Ht, 100 PK

Zoro # G0268536
Mfr # NLI20310NU-100P
product price: 
$8.69
/pk of 100, $0.09/ea
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 of 50, $0.19/ea
Zoro Select Nylon Insert Lock Nut, M16-2.00, Steel, Class 8, Yellow Zinc, 16 mm Ht, 25 PK M12350.160.0001
Zoro Select

Nylon Insert Lock Nut, M16-2.00, Steel, Class 8, Yellow Zinc, 16 mm Ht, 25 PK

Zoro # G2860868
Mfr # M12350.160.0001
product price: 
$8.29
/pk of 25, $0.33/ea
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 of 5, $6.38/ea
Boltsandnuts.Com Nylon Insert Lock Nut, M14-1.5, Class 10, Zinc Plated, 10 PK M14FHNN10Z-10
Boltsandnuts.Com

Nylon Insert Lock Nut, M14-1.5, Class 10, Zinc Plated, 10 PK

Zoro # G114495041
Mfr # M14FHNN10Z-10
product price: 
$14.19
/pk of 10, $1.42/ea
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 of 50, $0.28/ea
Atc Pipe Lock Nut 3/4 in. Yellow Brass 1 pc 6JC050801521044
Atc

Pipe Lock Nut 3/4 in. Yellow Brass 1 pc

Zoro # G612170938
Mfr # 6JC050801521044
product price: 
$3.49
/ea
Sold in mult. of 5 for $17.45
Midwest Fastener External Tooth Lock Washer Lock Nut, 1/4"-20, Steel, Grade 2, Zinc Plated, 100 PK 03820
Midwest Fastener

External Tooth Lock Washer Lock Nut, 1/4"-20, Steel, Grade 2, Zinc Plated, 100 PK

Zoro # G202526756
Mfr # 03820
product price: 
$15.69
/pk of 100, $0.16/ea
Kipp Lock Nut, M10, Steel, Class 10, Bright, 26 mm Ht K0701.10
Kipp

Lock Nut, M10, Steel, Class 10, Bright, 26 mm Ht

Zoro # G302051844
Mfr # K0701.10
product price: 
$1.69
/ea
Sold in mult. of 6 for $10.14
Midwest Fastener Nylon Insert Lock Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, 12 PK 68491
Midwest Fastener

Nylon Insert Lock Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, 12 PK

Zoro # G502526920
Mfr # 68491
product price: 
$11.99
/pk of 12, $1.00/ea
X1 Tools 1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3720x25
X1 Tools

1/4-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G522850524
Mfr # X1E-FAS-NUT-LOC-3720x25
product price: 
$13.35
/pk of 25, $0.53/ea
X1 Tools M5 x 0.8 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1974x120
X1 Tools

M5 x 0.8 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G322850885
Mfr # X1E-FAS-NUT-LOC-1974x120
product price: 
$22.85
/pk of 120, $0.19/ea
Phoenix Contact SACC-1/2 NPT-LOCKNUT Locknut 1/2 1020362
Phoenix Contact

SACC-1/2 NPT-LOCKNUT Locknut 1/2

Zoro # G315366690
Mfr # 1020362
product price: 
$1.39
/ea
Sold in mult. of 5 for $6.95
Midwest Fastener Lock Nut, #6-32, Nylon, 10 PK 62551
Midwest Fastener

Lock Nut, #6-32, Nylon, 10 PK

Zoro # G302526625
Mfr # 62551
product price: 
$4.29
/pk of 10, $0.43/ea
Sold in mult. of 2 pks for $8.58
X1 Tools 1/4-20 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-2125x100
X1 Tools

1/4-20 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 100PK

Zoro # G022865677
Mfr # X1E-FAS-NUT-LOC-2125x100
product price: 
$33.19
/pk of 100, $0.33/ea
X1 Tools M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-1978x8
X1 Tools

M8 x 1.25 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 8PK

Zoro # G422857319
Mfr # X1E-FAS-NUT-LOC-1978x8
product price: 
$2.89
/pk of 8, $0.36/ea
Sold in mult. of 4 pks for $11.56
Suburban Bolt And Supply Lock Nut, 1/2"-13, Steel, Class 2H A042032ANCO
Suburban Bolt And Supply

Lock Nut, 1/2"-13, Steel, Class 2H

Zoro # G803497400
Mfr # A042032ANCO
product price: 
$1.69
/ea
Sold in mult. of 20 for $33.80
Midwest Fastener Lock Nut, 1/4", Steel, 10 PK 64617
Midwest Fastener

Lock Nut, 1/4", Steel, 10 PK

Zoro # G202526862
Mfr # 64617
product price: 
$7.25
/pk of 10, $0.73/ea
Sold in mult. of 2 pks for $14.50
Boltsandnuts.Com Top Lock Lock Nut, 5/8"-11, Grade 8, Phosphate and Oil, 20 PK 62CNHFGP-20
Boltsandnuts.Com

Top Lock Lock Nut, 5/8"-11, Grade 8, Phosphate and Oil, 20 PK

Zoro # G014489027
Mfr # 62CNHFGP-20
product price: 
$37.45
/pk of 20, $1.87/ea
Huyett Lock Nut, 3.34, Steel, Plain AN-17
Huyett

Lock Nut, 3.34, Steel, Plain

Zoro # G600401150
Mfr # AN-17
product price: 
$17.99
/ea
Sold in mult. of 2 for $35.98
Huyett Lock Nut, Steel, Plain N-02
Huyett

Lock Nut, Steel, Plain

Zoro # G300401139
Mfr # N-02
product price: 
$2.55
/ea
Sold in mult. of 11 for $28.05
Huyett Top Lock Distorted Thread Lock Nut, M12 x 1.75, Steel, Class 10, Zinc Clear Trivalent and Wax NUTH06-M120-0120D38X
Huyett

Top Lock Distorted Thread Lock Nut, M12 x 1.75, Steel, Class 10, Zinc Clear Trivalent and Wax

Zoro # G813331268
Mfr # NUTH06-M120-0120D38X
product price: 
$0.32
/ea
Sold in mult. of 55 for $17.60
Midwest Fastener Nylon Insert Lock Nut, M6-1.00, A2 Stainless Steel, Not Graded, 100 PK 55129
Midwest Fastener

Nylon Insert Lock Nut, M6-1.00, A2 Stainless Steel, Not Graded, 100 PK

Zoro # G902526926
Mfr # 55129
product price: 
$12.55
/pk of 100, $0.13/ea
Midwest Fastener Nylon Insert Lock Nut, 1/2"-13, Steel, Grade 5, Zinc Plated, 8 PK 31504
Midwest Fastener

Nylon Insert Lock Nut, 1/2"-13, Steel, Grade 5, Zinc Plated, 8 PK

Zoro # G002517039
Mfr # 31504
product price: 
$12.15
/pk of 8, $1.52/ea
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 NutsCoupling NutsFlange NutsWing 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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