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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 148

X1 Tools 1/4-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-2232x150
X1 Tools

1/4-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 150PK

Zoro # G422852130
Mfr # X1E-FAS-NUT-LOC-2232x150
product price:  $91.49
/pk 150, $0.61/ea
X1 Tools M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK X1E-FAS-NUT-LOC-3494x250
X1 Tools

M18 x 2.5 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 250PK

Zoro # G422845569
Mfr # X1E-FAS-NUT-LOC-3494x250
product price:  $3,712.99
/pk 250, $14.85/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 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1218x500
X1 Tools

3/8-16 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 500PK

Zoro # G422847556
Mfr # X1E-FAS-NUT-LOC-1218x500
product price:  $381.99
/pk 500, $0.76/ea
Zoro Select Nylon Insert Lock Nut, 1"-14, Nylon, Zinc Plated, 0.825 in Ht, 50 PK 101NST
Zoro Select

Nylon Insert Lock Nut, 1"-14, Nylon, Zinc Plated, 0.825 in Ht, 50 PK

Zoro # G2451414
Mfr # 101NST
product price:  $134.99
/pk 50, $2.70/ea
X1 Tools 10-24 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-3816x4
X1 Tools

10-24 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 4PK

Zoro # G022852578
Mfr # X1E-FAS-NUT-LOC-3816x4
product price:  $3.29
/pk 4, $0.82/ea
X1 Tools 1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK X1E-FAS-NUT-LOC-3236x25
X1 Tools

1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 25PK

Zoro # G722844989
Mfr # X1E-FAS-NUT-LOC-3236x25
product price:  $379.99
/pk 25, $15.20/ea
No Product Image Available
Zoro Select

Lock Nut, Stainless Steel, 3/32", PK2

Zoro # G422963171
Mfr # FLJNFIX031SLV-002P
product price:  $17.49
/pk 2, $8.75/ea
X1 Tools 1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK X1E-FAS-NUT-LOC-1010x4
X1 Tools

1/4-20 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 4PK

Zoro # G722844613
Mfr # X1E-FAS-NUT-LOC-1010x4
product price:  $2.89
/pk 4, $0.72/ea
No Product Image Available
Zoro Select

Lock Nut, Stainless Steel, 13/64", PK10

Zoro # G822962170
Mfr # FLNFIX037-010P
product price:  $31.59
/pk 10, $3.16/ea
X1 Tools 1/4-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-2324x1000
X1 Tools

1/4-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 1000PK

Zoro # G822857315
Mfr # X1E-FAS-NUT-LOC-2324x1000
product price:  $365.99
/pk 1000, $0.37/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
No Product Image Available
Zoro Select

Lock Nut, Steel, PK10

Zoro # G222963937
Mfr # FLHN01000CAD-010P
product price:  $21.59
/pk 10, $2.16/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 150PK X1E-FAS-NUT-LOC-3620x150
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 150PK

Zoro # G622857027
Mfr # X1E-FAS-NUT-LOC-3620x150
product price:  $613.99
/pk 150, $4.09/ea
X1 Tools 1/2-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-2342x500
X1 Tools

1/2-20 Corrosion-Resistant 316 Stainless Steel Nylon-Insert Locknuts, 500PK

Zoro # G722866301
Mfr # X1E-FAS-NUT-LOC-2342x500
product price:  $1,364.99
/pk 500, $2.73/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-3712x500
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 500PK

Zoro # G222849859
Mfr # X1E-FAS-NUT-LOC-3712x500
product price:  $112.99
/pk 500, $0.23/ea
X1 Tools 1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3828x6
X1 Tools

1/2-13 Black-Oxide Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G822862845
Mfr # X1E-FAS-NUT-LOC-3828x6
product price:  $21.79
/pk 6, $3.63/ea
X1 Tools 1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-1066x1000
X1 Tools

1 1/2-12 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 1000PK

Zoro # G822848528
Mfr # X1E-FAS-NUT-LOC-1066x1000
product price:  $63,733.99
/pk 1000, $63.73/ea
X1 Tools 1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3236x10
X1 Tools

1-14 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G422863129
Mfr # X1E-FAS-NUT-LOC-3236x10
product price:  $159.99
/pk 10, $16.00/ea
X1 Tools 5/16-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK X1E-FAS-NUT-LOC-3214x1000
X1 Tools

5/16-18 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 1000PK

Zoro # G022852912
Mfr # X1E-FAS-NUT-LOC-3214x1000
product price:  $1,329.99
/pk 1000, $1.33/ea
X1 Tools 6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK X1E-FAS-NUT-LOC-3712x20
X1 Tools

6-32 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 20PK

Zoro # G222857915
Mfr # X1E-FAS-NUT-LOC-3712x20
product price:  $5.85
/pk 20, $0.29/ea
X1 Tools 7/8-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3036x100
X1 Tools

7/8-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G322857761
Mfr # X1E-FAS-NUT-LOC-3036x100
product price:  $1,032.99
/pk 100, $10.33/ea
X1 Tools 3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-3748x200
X1 Tools

3/4-16 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 200PK

Zoro # G522865948
Mfr # X1E-FAS-NUT-LOC-3748x200
product price:  $5,796.99
/pk 200, $28.98/ea
X1 Tools 1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-2250x10
X1 Tools

1/2-20 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 10PK

Zoro # G322863885
Mfr # X1E-FAS-NUT-LOC-2250x10
product price:  $67.29
/pk 10, $6.73/ea
X1 Tools M4 x 0.7 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK X1E-FAS-NUT-LOC-1972x500
X1 Tools

M4 x 0.7 mm Performance Zinc-Plated Steel Nylon-Insert Locknuts, 500PK

Zoro # G422854431
Mfr # X1E-FAS-NUT-LOC-1972x500
product price:  $64.99
/pk 500, $0.13/ea
Newport Fasteners Nylon Insert Lock Nut, M36-4.00, Steel, Class 8, Zinc Plated, 25 PK 265467-BR-25
Newport Fasteners

Nylon Insert Lock Nut, M36-4.00, Steel, Class 8, Zinc Plated, 25 PK

Zoro # G606327652
Mfr # 265467-BR-25
product price:  $367.99
/pk 25, $14.72/ea
X1 Tools 8-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-2012x15
X1 Tools

8-32 Performance Black-Corrosion-Resistant-Coated Steel Nylon-Insert Locknuts, 15PK

Zoro # G422866915
Mfr # X1E-FAS-NUT-LOC-2012x15
product price:  $59.85
/pk 15, $3.99/ea
X1 Tools 5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 6PK X1E-FAS-NUT-LOC-3620x6
X1 Tools

5/16-18 Performance Black-Corrosion-Resistant-Coated Steel Thin-Profile Nylon-Insert Locknuts, 6PK

Zoro # G722863195
Mfr # X1E-FAS-NUT-LOC-3620x6
product price:  $32.25
/pk 6, $5.38/ea
X1 Tools 10-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-2226x75
X1 Tools

10-24 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 75PK

Zoro # G422846580
Mfr # X1E-FAS-NUT-LOC-2226x75
product price:  $29.95
/pk 75, $0.40/ea
X1 Tools 7/8-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK X1E-FAS-NUT-LOC-3036x75
X1 Tools

7/8-14 UHP Yellow Zinc Plated Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 75PK

Zoro # G522850029
Mfr # X1E-FAS-NUT-LOC-3036x75
product price:  $779.99
/pk 75, $10.40/ea
X1 Tools 7/8-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK X1E-FAS-NUT-LOC-3460x100
X1 Tools

7/8-14 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 100PK

Zoro # G422848904
Mfr # X1E-FAS-NUT-LOC-3460x100
product price:  $369.99
/pk 100, $3.70/ea
Newport Fasteners Lock Nut, 9/16"-18, Steel, Grade C, Zinc Plated, 0.575 in Ht, 500 PK 660489-BR-500
Newport Fasteners

Lock Nut, 9/16"-18, Steel, Grade C, Zinc Plated, 0.575 in Ht, 500 PK

Zoro # G906329721
Mfr # 660489-BR-500
product price:  $549.99
/pk 500, $1.10/ea
X1 Tools 1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-2149x8
X1 Tools

1 1/2-6 Corrosion-Resistant 18-8 Stainless Steel Nylon-Insert Locknuts, 8PK

Zoro # G822867499
Mfr # X1E-FAS-NUT-LOC-2149x8
product price:  $313.99
/pk 8, $39.25/ea
X1 Tools 3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK X1E-FAS-NUT-LOC-1936x50
X1 Tools

3/8-16 Performance Zinc-Plated Steel Nylon-Insert Locknuts, 50PK

Zoro # G222849569
Mfr # X1E-FAS-NUT-LOC-1936x50
product price:  $17.19
/pk 50, $0.34/ea
X1 Tools 5-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK X1E-FAS-NUT-LOC-3414x10
X1 Tools

5-40 Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 10PK

Zoro # G722864949
Mfr # X1E-FAS-NUT-LOC-3414x10
product price:  $2.15
/pk 10, $0.22/ea
Newport Fasteners Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 100 PK 621904-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 100 PK

Zoro # G306329789
Mfr # 621904-PR-100
product price:  $35.99
/pk 100, $0.36/ea
Lock Nuts (10,000+ items) - Page 148
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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 ScrewsSocket Head Cap ScrewsMachine ScrewsLock WashersSelf-Tapping Screws
n-10 lock nutnylon-insert locknutslock nut 5/16-183/8-16 nuts stainless steellock nut nylon insert
1/4-20 stainless steel nutserrated flange lock nut3/8" flange nutsflanged locknut2 inch locknut

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