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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 248

X1 Tools 5/16-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1216x120
X1 Tools

5/16-24 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK

Zoro # G722854421
Mfr # X1E-FAS-NUT-LOC-1216x120
product price:  $79.35
/pk 120, $0.66/ea
X1 Tools 7/16-14 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3926x150
X1 Tools

7/16-14 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G922862745
Mfr # X1E-FAS-NUT-LOC-3926x150
product price:  $267.99
/pk 150, $1.79/ea
X1 Tools 7/16-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3928x200
X1 Tools

7/16-20 Corrosion-Resistant 316 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G122864310
Mfr # X1E-FAS-NUT-LOC-3928x200
product price:  $349.99
/pk 200, $1.75/ea
X1 Tools 6-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1918x120
X1 Tools

6-32 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 120PK

Zoro # G822849631
Mfr # X1E-FAS-NUT-LOC-1918x120
product price:  $15.89
/pk 120, $0.13/ea
X1 Tools M16 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3492x250
X1 Tools

M16 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G522852337
Mfr # X1E-FAS-NUT-LOC-3492x250
product price:  $1,699.99
/pk 250, $6.80/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-1988x6
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 6PK

Zoro # G222847107
Mfr # X1E-FAS-NUT-LOC-1988x6
product price:  $20.19
/pk 6, $3.37/ea
Newport Fasteners Nylon Insert Lock Nut, 9/16"-18, 316 Stainless Steel, Not Graded, 100 PK 436035-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 9/16"-18, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G706329815
Mfr # 436035-PR-100
product price:  $457.99
/pk 100, $4.58/ea
X1 Tools 3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3746x12
X1 Tools

3/4-10 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G422864843
Mfr # X1E-FAS-NUT-LOC-3746x12
product price:  $206.99
/pk 12, $17.25/ea
X1 Tools 7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1024x250
X1 Tools

7/16-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 250PK

Zoro # G722846808
Mfr # X1E-FAS-NUT-LOC-1024x250
product price:  $265.99
/pk 250, $1.06/ea
Oxoxo 1/4-20 K Lock Nut Zinc Green and Bake, 2000PK 498888
Oxoxo

1/4-20 K Lock Nut Zinc Green and Bake, 2000PK

Zoro # G422695126
Mfr # 498888
product price:  $232.99
/pk 2000, $0.12/ea
X1 Tools 12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3424x10
X1 Tools

12-24 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G322859314
Mfr # X1E-FAS-NUT-LOC-3424x10
product price:  $2.55
/pk 10, $0.26/ea
Sold in mult. of 4 for $10.20
X1 Tools 3/4-10 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-3454x400
X1 Tools

3/4-10 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 400PK

Zoro # G922852524
Mfr # X1E-FAS-NUT-LOC-3454x400
product price:  $1,068.99
/pk 400, $2.67/ea
Newport Fasteners Nylon Insert Lock Nut, 1-3/8"-6, Steel, Grade A, Zinc Plated, 10 PK 176239-PR-10
Newport Fasteners

Nylon Insert Lock Nut, 1-3/8"-6, Steel, Grade A, Zinc Plated, 10 PK

Zoro # G606327713
Mfr # 176239-PR-10
product price:  $128.99
/pk 10, $12.90/ea
X1 Tools 1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3330x500
X1 Tools

1 1/2-6 Hi Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G722847867
Mfr # X1E-FAS-NUT-LOC-3330x500
product price:  $27,377.99
/pk 500, $54.76/ea
X1 Tools 7/16-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-3734x15
X1 Tools

7/16-20 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 15PK

Zoro # G722850447
Mfr # X1E-FAS-NUT-LOC-3734x15
product price:  $33.19
/pk 15, $2.21/ea
X1 Tools 3/4-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-2140x4
X1 Tools

3/4-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 4PK

Zoro # G822865952
Mfr # X1E-FAS-NUT-LOC-2140x4
product price:  $27.45
/pk 4, $6.86/ea
Oxoxo 1/4-20 Serrated Flange Hex Lock Nuts Grade 5 Zinc Yellow, 2000PK 523097
Oxoxo

1/4-20 Serrated Flange Hex Lock Nuts Grade 5 Zinc Yellow, 2000PK

Zoro # G422676743
Mfr # 523097
product price:  $228.99
/pk 2000, $0.11/ea
X1 Tools 7/8-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-3036x2
X1 Tools

7/8-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 2PK

Zoro # G522851224
Mfr # X1E-FAS-NUT-LOC-3036x2
product price:  $28.15
/pk 2, $14.08/ea
Zoro Select Lock Nut, Steel, 5/64", PK50 FLHNI-10CAD-050P
Zoro Select

Lock Nut, Steel, 5/64", PK50

Zoro # G522962661
Mfr # FLHNI-10CAD-050P
product price:  $24.59
/pk 50, $0.49/ea
X1 Tools 3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2022x150
X1 Tools

3/8-16 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 150PK

Zoro # G822861626
Mfr # X1E-FAS-NUT-LOC-2022x150
product price:  $626.99
/pk 150, $4.18/ea
X1 Tools 1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-1212x250
X1 Tools

1/4-28 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 250PK

Zoro # G622847233
Mfr # X1E-FAS-NUT-LOC-1212x250
product price:  $122.99
/pk 250, $0.49/ea
X1 Tools 10-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-3422x120
X1 Tools

10-32 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 120PK

Zoro # G922846431
Mfr # X1E-FAS-NUT-LOC-3422x120
product price:  $15.59
/pk 120, $0.13/ea
X1 Tools 9/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-2136x250
X1 Tools

9/16-18 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 250PK

Zoro # G522861599
Mfr # X1E-FAS-NUT-LOC-2136x250
product price:  $1,152.99
/pk 250, $4.61/ea
Oxoxo 1/2-13 Nylon Insert Flange Stop Hex Lock Nut Zinc, 300PK 410689
Oxoxo

1/2-13 Nylon Insert Flange Stop Hex Lock Nut Zinc, 300PK

Zoro # G322676065
Mfr # 410689
product price:  $219.99
/pk 300, $0.73/ea
X1 Tools 5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK X1E-FAS-NUT-LOC-1014x400
X1 Tools

5/16-18 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 400PK

Zoro # G722844392
Mfr # X1E-FAS-NUT-LOC-1014x400
product price:  $244.99
/pk 400, $0.61/ea
X1 Tools M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3490x25
X1 Tools

M14 x 2 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G122850511
Mfr # X1E-FAS-NUT-LOC-3490x25
product price:  $97.19
/pk 25, $3.89/ea
X1 Tools 5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK X1E-FAS-NUT-LOC-1236x120
X1 Tools

5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 120PK

Zoro # G722849939
Mfr # X1E-FAS-NUT-LOC-1236x120
product price:  $352.99
/pk 120, $2.94/ea
X1 Tools 7/8-9 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2141x200
X1 Tools

7/8-9 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 200PK

Zoro # G722854162
Mfr # X1E-FAS-NUT-LOC-2141x200
product price:  $2,063.99
/pk 200, $10.32/ea
Titan Industrial Supply Lock Nut, Nylon, Grade 5 T71614NLNZ5
Titan Industrial Supply

Lock Nut, Nylon, Grade 5

Zoro # G709152779
Mfr # T71614NLNZ5
product price:  $0.30
/ea
Sold in mult. of 28 for $8.40
X1 Tools 3/8-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2129x150
X1 Tools

3/8-16 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G222853870
Mfr # X1E-FAS-NUT-LOC-2129x150
product price:  $112.99
/pk 150, $0.75/ea
X1 Tools 7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3222x75
X1 Tools

7/16-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G222866382
Mfr # X1E-FAS-NUT-LOC-3222x75
product price:  $172.99
/pk 75, $2.31/ea
Oxoxo 12-24 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Black Zinc and Bake, 4000PK 607311
Oxoxo

12-24 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Black Zinc and Bake, 4000PK

Zoro # G622696282
Mfr # 607311
product price:  $922.99
/pk 4000, $0.23/ea
X1 Tools 1 1/4-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3238x10
X1 Tools

1 1/4-12 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G822847149
Mfr # X1E-FAS-NUT-LOC-3238x10
product price:  $285.99
/pk 10, $28.60/ea
X1 Tools 7/16-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3440x10
X1 Tools

7/16-20 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G322847755
Mfr # X1E-FAS-NUT-LOC-3440x10
product price:  $3.35
/pk 10, $0.34/ea
Sold in mult. of 3 for $10.05
No Product Image Available
Pem

Clinch Nut, PK25

Zoro # G724213363
Mfr # SMPS-M2.5
product price:  $6.75
/pk 25, $0.27/ea
X1 Tools 7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1962x4
X1 Tools

7/8-14 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 4PK

Zoro # G522854768
Mfr # X1E-FAS-NUT-LOC-1962x4
product price:  $19.79
/pk 4, $4.95/ea
Lock Nuts (10,000+ items) - Page 248
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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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