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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 9

Midwest Fastener Stover Lock Nut, M10-1.25, Steel, Class 8, Zinc Plated, 5 PK 933344
Midwest Fastener

Stover Lock Nut, M10-1.25, Steel, Class 8, Zinc Plated, 5 PK

Zoro # G502526937
Mfr # 933344
product price:  $4.79
/pk 5, $0.96/ea
Sold in mult. of 2 for $9.58
Pflitsch Lock Nut, M40-1.50, Stainless Steel, Not Graded 240/5STV
Pflitsch

Lock Nut, M40-1.50, Stainless Steel, Not Graded

Zoro # G7896464
Mfr # 240/5STV
product price:  $12.19
/ea
Pflitsch Lock Nut, M16-1.50, Nickel Plated Brass, Nickel GMM216/7PA
Pflitsch

Lock Nut, M16-1.50, Nickel Plated Brass, Nickel

Zoro # G7895816
Mfr # GMM216/7PA
product price:  $1.69
/ea
Sold in mult. of 5 for $8.45
Boltsandnuts.Com Nylon Insert Lock Nut, 3/8"-16, 316 Stainless Steel, Plain, 100 PK 37CNNESS/316-100
Boltsandnuts.Com

Nylon Insert Lock Nut, 3/8"-16, 316 Stainless Steel, Plain, 100 PK

Zoro # G114456097
Mfr # 37CNNESS/316-100
product price:  $72.75
/pk 100, $0.73/ea
Wiska Lock Nut, M16-1.50, Nickel Plated Brass, Nickel 10063142
Wiska

Lock Nut, M16-1.50, Nickel Plated Brass, Nickel

Zoro # G7895606
Mfr # 10063142
product price:  $0.28
/ea
Sold in mult. of 34 for $9.52
Titan Industrial Supply M20-2.50 Metric 10.9 Coarse Thread Nylon Lock Nut -Zinc TM20NLNZ109
Titan Industrial Supply

M20-2.50 Metric 10.9 Coarse Thread Nylon Lock Nut -Zinc

Zoro # G009152516
Mfr # TM20NLNZ109
product price:  $2.15
/ea
Sold in mult. of 5 for $10.75
Wiska Lock Nut, M40-1.50, Nickel Plated Brass, Nickel 10063146
Wiska

Lock Nut, M40-1.50, Nickel Plated Brass, Nickel

Zoro # G7896507
Mfr # 10063146
product price:  $1.35
/ea
Sold in mult. of 7 for $9.45
Anvil Lock Nut, 1.5", Steel, Galvanized 8700162707
Anvil

Lock Nut, 1.5", Steel, Galvanized

Zoro # G3251146
Mfr # 8700162707
product price:  $13.75
/ea
Zoro Select Nylon Insert Lock Nut, 1/2"-13, Nylon, Yellow Zinc, 0.464 in Ht, 300 PK 50NSY
Zoro Select

Nylon Insert Lock Nut, 1/2"-13, Nylon, Yellow Zinc, 0.464 in Ht, 300 PK

Zoro # G2452552
Mfr # 50NSY
product price:  $96.29
/pk 300, $0.32/ea
Flexloc Flexible Top Lock Nut, 3/4"-16, Steel, Grade 2, Black Oxide, 5/32 in Ht, 35 PK 30FK-1216
Flexloc

Flexible Top Lock Nut, 3/4"-16, Steel, Grade 2, Black Oxide, 5/32 in Ht, 35 PK

Zoro # G2478205
Mfr # 30FK-1216
product price:  $158.99
/pk 35, $4.54/ea
Huyett Nylon Insert Lock Nut, 1/2-13, Stainless Steel, 18-8, Plain, 0.593 in Ht NUTH59-0500-0593188P
Huyett

Nylon Insert Lock Nut, 1/2-13, Stainless Steel, 18-8, Plain, 0.593 in Ht

Zoro # G113331203
Mfr # NUTH59-0500-0593188P
product price:  $0.42
/ea
Sold in mult. of 40 for $16.80
Boltsandnuts.Com Nylon Insert Lock Nut, 1/4"-20, Grade 5, Zinc Plated, 100 PK 25CNFNFZ-100
Boltsandnuts.Com

Nylon Insert Lock Nut, 1/4"-20, Grade 5, Zinc Plated, 100 PK

Zoro # G814447838
Mfr # 25CNFNFZ-100
product price:  $42.59
/pk 100, $0.43/ea
Midwest Fastener Nylon Insert Lock Nut, M10-1.50, Steel, Class 8, Zinc Plated, 6 PK 76086
Midwest Fastener

Nylon Insert Lock Nut, M10-1.50, Steel, Class 8, Zinc Plated, 6 PK

Zoro # G802526781
Mfr # 76086
product price:  $4.25
/pk 6, $0.71/ea
Sold in mult. of 2 for $8.50
Boltsandnuts.Com Nylon Insert Lock Nut, M10-1.5, Class 8, Zinc Yellow, 25 PK M10CNFN8Y-25
Boltsandnuts.Com

Nylon Insert Lock Nut, M10-1.5, Class 8, Zinc Yellow, 25 PK

Zoro # G414504436
Mfr # M10CNFN8Y-25
product price:  $20.39
/pk 25, $0.82/ea
Suburban Bolt And Supply Lock Nut, 3/4"-10, Steel, Grade 8, Plain A042048000J8
Suburban Bolt And Supply

Lock Nut, 3/4"-10, Steel, Grade 8, Plain

Zoro # G903501816
Mfr # A042048000J8
product price:  $2.15
/ea
Sold in mult. of 20 for $43.00
Zoro Select Lock Nut, #10-32, Nylon, Zinc Plated, 0.14 in Ht, 2000 PK 11NS
Zoro Select

Lock Nut, #10-32, Nylon, Zinc Plated, 0.14 in Ht, 2000 PK

Zoro # G2449271
Mfr # 11NS
product price:  $86.99
/pk 2000, $0.04/ea
Midwest Fastener Nylon Insert Lock Nut, M4-0.70, Steel, Class 8, Zinc Plated, 50 PK 53662
Midwest Fastener

Nylon Insert Lock Nut, M4-0.70, Steel, Class 8, Zinc Plated, 50 PK

Zoro # G102526887
Mfr # 53662
product price:  $4.89
/pk 50, $0.10/ea
Sold in mult. of 2 for $9.78
Midwest Fastener Nylon Insert Lock Nut, 5/8"-11, 18-8 Stainless Steel, Not Graded, 10 PK 51855
Midwest Fastener

Nylon Insert Lock Nut, 5/8"-11, 18-8 Stainless Steel, Not Graded, 10 PK

Zoro # G702526874
Mfr # 51855
product price:  $20.15
/pk 10, $2.01/ea
Boltsandnuts.Com Serrated Lock Nut, 1/4"-28, Grade 5, Zinc Plated, 200 PK 25FSLN5Z-200
Boltsandnuts.Com

Serrated Lock Nut, 1/4"-28, Grade 5, Zinc Plated, 200 PK

Zoro # G514447534
Mfr # 25FSLN5Z-200
product price:  $27.59
/pk 200, $0.14/ea
X1 Tools 1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3738x25
X1 Tools

1/2-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G722864666
Mfr # X1E-FAS-NUT-LOC-3738x25
product price:  $55.55
/pk 25, $2.22/ea
X1 Tools 1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-1928x10
X1 Tools

1/4-20 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 10PK

Zoro # G422849116
Mfr # X1E-FAS-NUT-LOC-1928x10
product price:  $1.99
/pk 10, $0.20/ea
Boltsandnuts.Com Top Lock Lock Nut, 5/8"-11, Grade 8, Zinc Yellow, 50 PK 62CNHFGY-50
Boltsandnuts.Com

Top Lock Lock Nut, 5/8"-11, Grade 8, Zinc Yellow, 50 PK

Zoro # G214489056
Mfr # 62CNHFGY-50
product price:  $83.19
/pk 50, $1.66/ea
Huyett Nylon Insert Lock Nut, 1/4-20, 300 Series Stainless Steel, 316, Plain, 0.312 in Ht NUTH59-0250-0312316P
Huyett

Nylon Insert Lock Nut, 1/4-20, 300 Series Stainless Steel, 316, Plain, 0.312 in Ht

Zoro # G313330785
Mfr # NUTH59-0250-0312316P
product price:  $0.12
/ea
Sold in mult. of 152 for $18.24
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
Prime-Line Nylon Insert Lock Nut, 3/8"-16, 18-8 Stainless Steel, Not Graded, Plain, 50 PK 9075391
Prime-Line

Nylon Insert Lock Nut, 3/8"-16, 18-8 Stainless Steel, Not Graded, Plain, 50 PK

Zoro # G400933271
Mfr # 9075391
product price:  $24.99
/pk 50, $0.50/ea
Boltsandnuts.Com Nylon Insert Lock Nut, 5/16"-18, 18-8 Stainless Steel, Plain, 100 PK 31CNNESS-100
Boltsandnuts.Com

Nylon Insert Lock Nut, 5/16"-18, 18-8 Stainless Steel, Plain, 100 PK

Zoro # G114446326
Mfr # 31CNNESS-100
product price:  $28.95
/pk 100, $0.29/ea
Midwest Fastener Nylon Insert Lock Nut, M5-0.80, Steel, Class 8, Zinc Plated, 50 PK 53663
Midwest Fastener

Nylon Insert Lock Nut, M5-0.80, Steel, Class 8, Zinc Plated, 50 PK

Zoro # G702526805
Mfr # 53663
product price:  $5.49
/pk 50, $0.11/ea
Sold in mult. of 2 for $10.98
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 20, $1.87/ea
Flexloc Flexible Top Lock Nut, #10-24, Steel, Grade 2, Black Oxide, 1/16 in Ht, 200 PK 20FK-1024
Flexloc

Flexible Top Lock Nut, #10-24, Steel, Grade 2, Black Oxide, 1/16 in Ht, 200 PK

Zoro # G2479325
Mfr # 20FK-1024
product price:  $82.29
/pk 200, $0.41/ea
Flexloc Flexible Top Lock Nut, 7/8"-9, Steel, Grade 2, Black Oxide, 25/64 in Ht, 5 PK 30FA-1409
Flexloc

Flexible Top Lock Nut, 7/8"-9, Steel, Grade 2, Black Oxide, 25/64 in Ht, 5 PK

Zoro # G2479228
Mfr # 30FA-1409
product price:  $87.39
/pk 5, $17.48/ea
Zoro Select Nylon Insert Lock Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 39/64 in Ht, 600 PK NLI20500NE600T
Zoro Select

Nylon Insert Lock Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 39/64 in Ht, 600 PK

Zoro # G3660501
Mfr # NLI20500NE600T
product price:  $83.79
/pk 600, $0.14/ea
Heico-Lock 2-Piece Wedge Lock Nut, M8-1.25, Stainless Steel, A4-80, Plain, 6 31/50 mm Ht, 10 PK HLMG-8S/A4-80-B
Heico-Lock

2-Piece Wedge Lock Nut, M8-1.25, Stainless Steel, A4-80, Plain, 6 31/50 mm Ht, 10 PK

Zoro # G611471425
Mfr # HLMG-8S/A4-80-B
product price:  $24.15
/pk 10, $2.42/ea
Heico-Lock 2-Piece Wedge Lock Nut, M8-1.25, Steel, Class 10, Zinc-Coated, 7 7/10 mm Ht, 10 PK HLM-8-B
Heico-Lock

2-Piece Wedge Lock Nut, M8-1.25, Steel, Class 10, Zinc-Coated, 7 7/10 mm Ht, 10 PK

Zoro # G311471459
Mfr # HLM-8-B
product price:  $15.55
/pk 10, $1.56/ea
Zoro Select Nylon Insert Lock Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 45/64 in Ht, 25 PK NLI20500NU-025P
Zoro Select

Nylon Insert Lock Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 45/64 in Ht, 25 PK

Zoro # G3280191
Mfr # NLI20500NU-025P
product price:  $7.69
/pk 25, $0.31/ea
Zoro Select Nylon Insert Lock Nut, 1-1/4"-7, Steel, Grade 2, Zinc Plated, 1-1/8 in Ht NLI21250NE-001P
Zoro Select

Nylon Insert Lock Nut, 1-1/4"-7, Steel, Grade 2, Zinc Plated, 1-1/8 in Ht

Zoro # G0642853
Mfr # NLI21250NE-001P
product price:  $4.39
/ea
Zoro Select Top Lock Distorted Thread Lock Nut, M22-2.50, Steel, Class 8, Zinc Plated, 22 mm Ht, 10 PK M12858.220.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, M22-2.50, Steel, Class 8, Zinc Plated, 22 mm Ht, 10 PK

Zoro # G9700372
Mfr # M12858.220.0001
product price:  $27.15
/pk 10, $2.72/ea
Lock Nuts (10,000+ items) - Page 9
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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 ScrewsSocket Head Cap ScrewsMachine ScrewsLock WashersSelf-Tapping Screws
1/4-20 stainless steel nut5/16-18 stainless steel boltnylon insert flange nutdistorted thread lock nut5/8-18 flange nut
flanged locknutlock nut 5/16-18nylon-insert locknutslock nut nylon insert3/8-16 nuts stainless steel

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