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  7. Lock Nuts

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

Huyett Nylon Insert Lock Nut, 1/4-20, Stainless Steel, 18-8, Plain, 0.312 in Ht NUTH59-0250-0312188P
Huyett

Nylon Insert Lock Nut, 1/4-20, Stainless Steel, 18-8, Plain, 0.312 in Ht

Zoro # G313330754
Mfr # NUTH59-0250-0312188P
product price:  $0.11
/ea
Sold in mult. of 162 for $17.82
Zoro Select Nylon Insert Lock Nut, M3-0.50, A4 Stainless Steel, Not Graded, Plain, 4 mm Ht, 50 PK M55730.030.0001
Zoro Select

Nylon Insert Lock Nut, M3-0.50, A4 Stainless Steel, Not Graded, Plain, 4 mm Ht, 50 PK

Zoro # G1015253
Mfr # M55730.030.0001
product price:  $3.69
/pk 50, $0.07/ea
Zoro Select Top Lock Distorted Thread Lock Nut, M14-2.00, Steel, Class 8, Zinc Plated, 14 mm Ht, 10 PK 4CAL4
Zoro Select

Top Lock Distorted Thread Lock Nut, M14-2.00, Steel, Class 8, Zinc Plated, 14 mm Ht, 10 PK

Zoro # G1382735
Mfr # 4CAL4
product price:  $5.69
/pk 10, $0.57/ea
Zoro Select Nylon Insert Lock Nut, 5/16"-18, Steel, Grade 2, Zinc Plated, 1/4 in Ht, 100 PK NLI20310NTE-100P
Zoro Select

Nylon Insert Lock Nut, 5/16"-18, Steel, Grade 2, Zinc Plated, 1/4 in Ht, 100 PK

Zoro # G1352504
Mfr # NLI20310NTE-100P
product price:  $5.39
/pk 100, $0.05/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 5/8"-18, Steel, Grade C, Zinc Plated, 47/64 in Ht, 10 PK U12950.062.0002
Zoro Select

Top Lock Distorted Thread Lock Nut, 5/8"-18, Steel, Grade C, Zinc Plated, 47/64 in Ht, 10 PK

Zoro # G5360451
Mfr # U12950.062.0002
product price:  $6.89
/pk 10, $0.69/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 3/4"-10, Steel, Grade C, Yellow Zinc, 53/64 in Ht, 10 PK U12920.075.0001
CAD Files Available
Zoro Select

Top Lock Distorted Thread Lock Nut, 3/4"-10, Steel, Grade C, Yellow Zinc, 53/64 in Ht, 10 PK

Zoro # G5536036
Mfr # U12920.075.0001
product price:  $8.29
/pk 10, $0.83/ea
Zoro Select Nylon Insert Lock Nut, #4-40, Steel, Grade 2, Zinc Plated, 3/32 in Ht, 100 PK U12300.011.0001
Zoro Select

Nylon Insert Lock Nut, #4-40, Steel, Grade 2, Zinc Plated, 3/32 in Ht, 100 PK

Zoro # G9485192
Mfr # U12300.011.0001
product price:  $4.19
/pk 100, $0.04/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
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
No Product Image Available
Skf

Lock Nut

Zoro # G512301982
Mfr # N-07
product price:  $6.69
/ea
Sold in mult. of 2 for $13.38
Zoro Select Nylon Insert Lock Nut, 1/4"-28, 18-8 Stainless Steel, Not Graded, Plain, 13/64 in Ht, 50 PK U51422.025.0002
Zoro Select

Nylon Insert Lock Nut, 1/4"-28, 18-8 Stainless Steel, Not Graded, Plain, 13/64 in Ht, 50 PK

Zoro # G2528206
Mfr # U51422.025.0002
product price:  $5.35
/pk 50, $0.11/ea
Zoro Select Nylon Insert Lock Nut, M24-2.00, Steel, Class 5, Zinc Plated, 24 mm Ht, 10 PK M12320.240.0200
Zoro Select

Nylon Insert Lock Nut, M24-2.00, Steel, Class 5, Zinc Plated, 24 mm Ht, 10 PK

Zoro # G2860956
Mfr # M12320.240.0200
product price:  $29.19
/pk 10, $2.92/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 5/8"-11, Steel, Grade C, Yellow Zinc, 47/64 in Ht, 10 PK U12920.062.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, 5/8"-11, Steel, Grade C, Yellow Zinc, 47/64 in Ht, 10 PK

Zoro # G6216944
Mfr # U12920.062.0001
product price:  $4.45
/pk 10, $0.45/ea
Zoro Select Nylon Insert Lock Nut, 9/16"-12, Steel, Grade 2, Zinc Plated, 25/32 in Ht, 25 PK U12300.056.0001
Zoro Select

Nylon Insert Lock Nut, 9/16"-12, Steel, Grade 2, Zinc Plated, 25/32 in Ht, 25 PK

Zoro # G4266525
Mfr # U12300.056.0001
product price:  $6.79
/pk 25, $0.27/ea
Zoro Select Serrated Lock Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, Plain, 29/64 in Ht, 25 PK U51108.050.0001
Zoro Select

Serrated Lock Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, Plain, 29/64 in Ht, 25 PK

Zoro # G3391285
Mfr # U51108.050.0001
product price:  $16.19
/pk 25, $0.65/ea
Zoro Select Nylon Insert Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 18 mm Ht, 50 PK M12600.160.0001
Zoro Select

Nylon Insert Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 18 mm Ht, 50 PK

Zoro # G1941320
Mfr # M12600.160.0001
product price:  $25.99
/pk 50, $0.52/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 100, $0.09/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
Heyco -Lock Nuts M9144
Heyco

-Lock Nuts

Zoro # G916558654
Mfr # M9144
product price:  $6.15
/ea
Sold in mult. of 2 for $12.30
First Fitting & Fastener 3/8 BRASS LOCKNUT PIPE FITTING 28125MID
First Fitting & Fastener

3/8 BRASS LOCKNUT PIPE FITTING

Zoro # G316551569
Mfr # 28125MID
product price:  $2.59
/ea
Sold in mult. of 4 for $10.36
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
X1 Tools M10 x 1.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-1644x12
X1 Tools

M10 x 1.5 mm Hi-Performance Zinc-Plated Steel Nylon-Insert Locknuts, 12PK

Zoro # G222852750
Mfr # X1E-FAS-NUT-LOC-1644x12
product price:  $10.65
/pk 12, $0.89/ea
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
Phoenix Contact A-INL-M25-S-S Counter nut material: 1411250
Phoenix Contact

A-INL-M25-S-S Counter nut material:

Zoro # G015309072
Mfr # 1411250
product price:  $9.15
/ea
Sold in mult. of 10 for $91.50
Huyett Lock Nut, M80, Steel, Plain KM-16
Huyett

Lock Nut, M80, Steel, Plain

Zoro # G400401152
Mfr # KM-16
product price:  $10.15
/ea
Sold in mult. of 3 for $30.45
Plumb Pak Faucet Locknut and Rosette Universal Gray Zinc 2 pc PP800-88
Plumb Pak

Faucet Locknut and Rosette Universal Gray Zinc 2 pc

Zoro # G3251907
Mfr # PP800-88
product price:  $7.55
/ea
Midwest Fastener Nylon Insert Lock Nut, 3/4"-16, Steel, Grade 2, Zinc Plated, 5 PK 71906
Midwest Fastener

Nylon Insert Lock Nut, 3/4"-16, Steel, Grade 2, Zinc Plated, 5 PK

Zoro # G002526833
Mfr # 71906
product price:  $11.75
/pk 5, $2.35/ea
Zoro Select Nylon Insert Lock Nut, 3/4"-16, Steel, Grade 8, Black Oxide, 57/64 in Ht, 10 PK U12421.075.0002
Zoro Select

Nylon Insert Lock Nut, 3/4"-16, Steel, Grade 8, Black Oxide, 57/64 in Ht, 10 PK

Zoro # G5381634
Mfr # U12421.075.0002
product price:  $10.39
/pk 10, $1.04/ea
X1 Tools 5/8-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts X1E-FAS-NUT-LOC-3452x1
X1 Tools

5/8-18 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts

Zoro # G622852367
Mfr # X1E-FAS-NUT-LOC-3452x1
product price:  $1.35
/ea
Titan Industrial Supply Lock Nut, M12-1.75, Nylon TM12NLNZ88
Titan Industrial Supply

Lock Nut, M12-1.75, Nylon

Zoro # G709152830
Mfr # TM12NLNZ88
product price:  $0.45
/ea
Sold in mult. of 19 for $8.55
Msi Products 1-1/4in INDUSTRIAL 150lb Galvanized Malleable Iron Locknut A2240620
Msi Products

1-1/4in INDUSTRIAL 150lb Galvanized Malleable Iron Locknut

Zoro # G015327298
Mfr # A2240620
product price:  $4.15
/ea
Sold in mult. of 3 for $12.45
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
Huyett Lock Nut, 1.376", Steel, Plain N-07
Huyett

Lock Nut, 1.376", Steel, Plain

Zoro # G200401161
Mfr # N-07
product price:  $3.75
/ea
Sold in mult. of 7 for $26.25
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
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 10, $1.42/ea
X1 Tools M4 x 0.7 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-2153x50
X1 Tools

M4 x 0.7 mm Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 50PK

Zoro # G322850809
Mfr # X1E-FAS-NUT-LOC-2153x50
product price:  $11.65
/pk 50, $0.23/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 NutsFlange NutsCoupling NutsWing NutsGeneral Washers
Hex Head Cap ScrewsMachine ScrewsSocket Head Cap ScrewsLock WashersSelf-Tapping Screws
5/16-24 nuts2 inch locknutlock nut 5/16-18flanged locknutn-10 lock nut
1/4" locking nutnylon insert hex nutnylon-insert locknuts3/8-16 nuts stainless steel10mm nuts

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