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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 8

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
Midwest Fastener Stover Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 5 PK 72966
Midwest Fastener

Stover Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 5 PK

Zoro # G302526809
Mfr # 72966
product price:  $13.45
/pk 5, $2.69/ea
Zoro Select Top Lock Distorted Thread Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 16 mm Ht, 20 PK 4CAL5
Zoro Select

Top Lock Distorted Thread Lock Nut, M16-2.00, Steel, Class 8, Zinc Plated, 16 mm Ht, 20 PK

Zoro # G2808583
Mfr # 4CAL5
product price:  $9.79
/pk 20, $0.49/ea
Zoro Select Nylon Insert Lock Nut, #4-40, Steel, Grade 2, Zinc Plated, 5/64 in Ht, 100 PK NLI20-40NTM-100P
Zoro Select

Nylon Insert Lock Nut, #4-40, Steel, Grade 2, Zinc Plated, 5/64 in Ht, 100 PK

Zoro # G2471691
Mfr # NLI20-40NTM-100P
product price:  $3.99
/pk 100, $0.04/ea
Zoro Select External Tooth Lock Washer Lock Nut, M6-1.00, 18-8 Stainless Steel, Not Graded, Plain, 50 PK KEPX00600-050P
Zoro Select

External Tooth Lock Washer Lock Nut, M6-1.00, 18-8 Stainless Steel, Not Graded, Plain, 50 PK

Zoro # G0591035
Mfr # KEPX00600-050P
product price:  $6.69
/pk 50, $0.13/ea
Zoro Select Top Lock Distorted Thread Lock Nut, M8-1.25, Steel, Class 8, Zinc Plated, 8 mm Ht, 100 PK M12858.080.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, M8-1.25, Steel, Class 8, Zinc Plated, 8 mm Ht, 100 PK

Zoro # G2860825
Mfr # M12858.080.0001
product price:  $12.65
/pk 100, $0.13/ea
X1 Tools 10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts X1E-FAS-NUT-LOC-2228x1
X1 Tools

10-32 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts

Zoro # G022863796
Mfr # X1E-FAS-NUT-LOC-2228x1
product price:  $1.75
/ea
Boltsandnuts.Com External Tooth Lock Washer Lock Nut, 3/8"-16, Steel, Zinc Plated, 100 PK 37CNKE2Z-100
Boltsandnuts.Com

External Tooth Lock Washer Lock Nut, 3/8"-16, Steel, Zinc Plated, 100 PK

Zoro # G414455578
Mfr # 37CNKE2Z-100
product price:  $29.59
/pk 100, $0.30/ea
Pflitsch Lock Nut, M32-1.50, Nickel Plated Brass, Nickel 232/5
Pflitsch

Lock Nut, M32-1.50, Nickel Plated Brass, Nickel

Zoro # G7896218
Mfr # 232/5
product price:  $0.59
/ea
Sold in mult. of 13 for $7.67
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
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
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
Anvil Lock Nut, 1.5", Steel, Galvanized 8700162707
Anvil

Lock Nut, 1.5", Steel, Galvanized

Zoro # G3251146
Mfr # 8700162707
product price:  $13.75
/ea
Midwest Fastener Lock Nut, 3/4"-16, 18-8 Stainless Steel, Not Graded, 4 PK 77008
Midwest Fastener

Lock Nut, 3/4"-16, 18-8 Stainless Steel, Not Graded, 4 PK

Zoro # G102527983
Mfr # 77008
product price:  $13.49
/pk 4, $3.37/ea
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
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
Zoro Select Nylon Insert Lock Nut, M24-2.00, Steel, Class 8, Zinc Plated, 24 mm Ht, 10 PK NLF580240Z-010P
Zoro Select

Nylon Insert Lock Nut, M24-2.00, Steel, Class 8, Zinc Plated, 24 mm Ht, 10 PK

Zoro # G511169507
Mfr # NLF580240Z-010P
product price:  $26.29
/pk 10, $2.63/ea
Zoro Select External Tooth Lock Washer Lock Nut, M5-0.80, Steel, Class 8, Zinc Plated, 5 13/32 mm Ht, 100 PK KEP8005000-100P
Zoro Select

External Tooth Lock Washer Lock Nut, M5-0.80, Steel, Class 8, Zinc Plated, 5 13/32 mm Ht, 100 PK

Zoro # G1840097
Mfr # KEP8005000-100P
product price:  $5.39
/pk 100, $0.05/ea
Zoro Select External Tooth Lock Washer Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, Plain, 21/64 in Ht KEPIX031-025P
Zoro Select

External Tooth Lock Washer Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, Plain, 21/64 in Ht

Zoro # G0467476
Mfr # KEPIX031-025P
product price:  $5.69
/pk 25, $0.23/ea
Zoro Select External Tooth Lock Washer Lock Nut, 1/4"-28, Steel, Grade 2, Zinc Plated, 15/64 in Ht, 100 PK 4CAJ9
Zoro Select

External Tooth Lock Washer Lock Nut, 1/4"-28, Steel, Grade 2, Zinc Plated, 15/64 in Ht, 100 PK

Zoro # G2044174
Mfr # 4CAJ9
product price:  $6.29
/pk 100, $0.06/ea
Zoro Select Top Lock Distorted Thread Lock Nut, M5-0.80, Steel, Class 8, Zinc Plated, 5 3/32 mm Ht, 100 PK M12858.050.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, M5-0.80, Steel, Class 8, Zinc Plated, 5 3/32 mm Ht, 100 PK

Zoro # G0102630
Mfr # M12858.050.0001
product price:  $4.19
/pk 100, $0.04/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 Top Lock Distorted Thread Lock Nut, 5/8"-11, 18-8 Stainless Steel, Not Graded, Plain, 47/64 in Ht U51915.062.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, 5/8"-11, 18-8 Stainless Steel, Not Graded, Plain, 47/64 in Ht

Zoro # G5586122
Mfr # U51915.062.0001
product price:  $9.99
/pk 10, $1.00/ea
Zoro Select Nylon Insert Lock Nut, 1-1/4"-12, Steel, Grade 8, Zinc Plated, 1 27/64 in Ht, 5 PK U12381.125.0002
Zoro Select

Nylon Insert Lock Nut, 1-1/4"-12, Steel, Grade 8, Zinc Plated, 1 27/64 in Ht, 5 PK

Zoro # G5792613
Mfr # U12381.125.0002
product price:  $16.35
/pk 5, $3.27/ea
Zoro Select Nylon Insert Lock Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, Plain, 15/32 in Ht, 50 PK U51422.037.0002
Zoro Select

Nylon Insert Lock Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, Plain, 15/32 in Ht, 50 PK

Zoro # G9050027
Mfr # U51422.037.0002
product price:  $13.15
/pk 50, $0.26/ea
Zoro Select Nylon Insert Lock Nut, 7/16"-14, Steel, Grade 2, Zinc Plated, 3/4 in Ht, 25 PK U12300.043.0001
Zoro Select

Nylon Insert Lock Nut, 7/16"-14, Steel, Grade 2, Zinc Plated, 3/4 in Ht, 25 PK

Zoro # G5332616
Mfr # U12300.043.0001
product price:  $2.19
/pk 25, $0.09/ea
Zoro Select Nylon Insert Lock Nut, M14-2.00, A2 Stainless Steel, Not Graded, Plain, 14 mm Ht, 25 PK M51730.140.0001
Zoro Select

Nylon Insert Lock Nut, M14-2.00, A2 Stainless Steel, Not Graded, Plain, 14 mm Ht, 25 PK

Zoro # G5334856
Mfr # M51730.140.0001
product price:  $18.49
/pk 25, $0.74/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
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
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
Wiska Lock Nut, M40-1.50, Stainless Steel, Not Graded 10064193
Wiska

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

Zoro # G7897645
Mfr # 10064193
product price:  $13.95
/ea
Foreverbolt Serrated Lock Nut, M5-8, 18-8 Stainless Steel, Not Graded, NL-19, 13 mm Ht, 25 PK FBFHNM8P25
Foreverbolt

Serrated Lock Nut, M5-8, 18-8 Stainless Steel, Not Graded, NL-19, 13 mm Ht, 25 PK

Zoro # G8480355
Mfr # FBFHNM8P25
product price:  $18.89
/pk 25, $0.76/ea
Zoro Select Nylon Insert Lock Nut, #10-24, Steel, Grade A, Zinc Plated, 1/8 in Ht, 100 PK 4CAN8
Zoro Select

Nylon Insert Lock Nut, #10-24, Steel, Grade A, Zinc Plated, 1/8 in Ht, 100 PK

Zoro # G0614975
Mfr # 4CAN8
product price:  $10.29
/pk 100, $0.10/ea
Zoro Select Nylon Insert Lock Nut, 3/8"-16, Steel, Grade 2, Zinc Plated, 15/32 in Ht, 1500 PK NLI20370NE-1500T
Zoro Select

Nylon Insert Lock Nut, 3/8"-16, Steel, Grade 2, Zinc Plated, 15/32 in Ht, 1500 PK

Zoro # G5194147
Mfr # NLI20370NE-1500T
product price:  $87.69
/pk 1500, $0.06/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
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
Lock Nuts (10,000+ items) - Page 8
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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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