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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 14

Newport Fasteners Nylon Insert Lock Nut, 1/4"-20, 316 Stainless Steel, Not Graded, 100 PK 983512-PR-100
Newport Fasteners

Nylon Insert Lock Nut, 1/4"-20, 316 Stainless Steel, Not Graded, 100 PK

Zoro # G406331828
Mfr # 983512-PR-100
product price: 
$42.55
/pk of 100, $0.43/ea
Zoro Select Nylon Insert Lock Nut, #10-32, Steel, Grade A, Zinc Plated, 1/8 in Ht, 100 PK 4CAN9
Zoro Select

Nylon Insert Lock Nut, #10-32, Steel, Grade A, Zinc Plated, 1/8 in Ht, 100 PK

Zoro # G1790083
Mfr # 4CAN9
product price: 
$10.45
/pk of 100, $0.10/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 7/16"-20, Steel, Grade C, Yellow Zinc, 15/64 in Ht, 50 PK SLFI80431-050P
Zoro Select

Top Lock Distorted Thread Lock Nut, 7/16"-20, Steel, Grade C, Yellow Zinc, 15/64 in Ht, 50 PK

Zoro # G2847844
Mfr # SLFI80431-050P
product price: 
$12.69
/pk of 50, $0.25/ea
Standard Locknut Bearing Lock Nut, Steel KM24
Standard Locknut

Bearing Lock Nut, Steel

Zoro # G122964768
Mfr # KM24
product price: 
$200.99
/ea
Standard Locknut Bearing Lock Washers AN20
Standard Locknut

Bearing Lock Washers

Zoro # G222962909
Mfr # AN20
product price: 
$31.99
/ea
Standard Locknut Bearing Lock Nut, Steel N18
Standard Locknut

Bearing Lock Nut, Steel

Zoro # G222964842
Mfr # N18
product price: 
$44.99
/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 7/8"-14, Steel, Grade C, Yellow Zinc, 3/4 in Ht, 10 PK SLFI80871-010P
Zoro Select

Top Lock Distorted Thread Lock Nut, 7/8"-14, Steel, Grade C, Yellow Zinc, 3/4 in Ht, 10 PK

Zoro # G2789306
Mfr # SLFI80871-010P
product price: 
$17.79
/pk of 10, $1.78/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 1"-8, Steel, Grade C, Yellow Zinc, 1/2 in Ht, 5 PK U12920.100.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, 1"-8, Steel, Grade C, Yellow Zinc, 1/2 in Ht, 5 PK

Zoro # G9700476
Mfr # U12920.100.0001
product price: 
$11.39
/pk of 5, $2.28/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 of 25, $0.09/ea
Foreverbolt Nylon Insert Lock Nut, M6-1.00, 316 Stainless Steel, Not Graded, NL-19, 6 mm Ht, 50 PK FB3LNM6P50
Foreverbolt

Nylon Insert Lock Nut, M6-1.00, 316 Stainless Steel, Not Graded, NL-19, 6 mm Ht, 50 PK

Zoro # G9179628
Mfr # FB3LNM6P50
product price: 
$25.15
/pk of 50, $0.50/ea
Zoro Select Nylon Insert Lock Nut, 1/4"-28, Steel, Grade 2, Chrome Plated, 5/16 in Ht, 5 PK MPB3254
Zoro Select

Nylon Insert Lock Nut, 1/4"-28, Steel, Grade 2, Chrome Plated, 5/16 in Ht, 5 PK

Zoro # G1760893
Mfr # MPB3254
product price: 
$4.99
/pk of 5, $1.00/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 1/4"-28, Steel, Grade C, Yellow Zinc, 7/32 in Ht, 100 PK U12960.025.0002
Zoro Select

Top Lock Distorted Thread Lock Nut, 1/4"-28, Steel, Grade C, Yellow Zinc, 7/32 in Ht, 100 PK

Zoro # G2640601
Mfr # U12960.025.0002
product price: 
$4.79
/pk of 100, $0.05/ea
Zoro Select Nylon Insert Lock Nut, 3/8"-16, Steel, Grade 2, Zinc Plated, 3/8 in Ht, 50 PK U12601.037.0001
Zoro Select

Nylon Insert Lock Nut, 3/8"-16, Steel, Grade 2, Zinc Plated, 3/8 in Ht, 50 PK

Zoro # G9052041
Mfr # U12601.037.0001
product price: 
$13.65
/pk of 50, $0.27/ea
Zoro Select Nylon Insert Lock Nut, 2"-4 1/2, Steel, Grade 2, Black Oxide, 1-3/4 in Ht 4FHZ5
Zoro Select

Nylon Insert Lock Nut, 2"-4 1/2, Steel, Grade 2, Black Oxide, 1-3/4 in Ht

Zoro # G3127451
Mfr # 4FHZ5
product price: 
$20.39
/ea
Zoro Select Nylon Insert Lock Nut, 3/4"-10, Nylon, Grade 5, Zinc Plated, 0.742 in Ht, 200 PK 75NS5
Zoro Select

Nylon Insert Lock Nut, 3/4"-10, Nylon, Grade 5, Zinc Plated, 0.742 in Ht, 200 PK

Zoro # G2450355
Mfr # 75NS5
product price: 
$328.99
/pk of 200, $1.64/ea
Hubbell Wiring Device-Kellems Lock Nut, M16, Nylon, 100 PK LNM16BPK100
Hubbell Wiring Device-Kellems

Lock Nut, M16, Nylon, 100 PK

Zoro # G205650311
Mfr # LNM16BPK100
product price: 
$46.95
/pk of 100, $0.47/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 7/8"-9, Steel, Grade 8, Waxed Zinc Yellow, 49/64 in Ht, 300 PK 4VPL3
Zoro Select

Top Lock Distorted Thread Lock Nut, 7/8"-9, Steel, Grade 8, Waxed Zinc Yellow, 49/64 in Ht, 300 PK

Zoro # G7061932
Mfr # 4VPL3
product price: 
$328.99
/pk of 300, $1.10/ea
Zoro Select Nylon Insert Lock Nut, M10-1.50, Steel, Class 10, Zinc Plated, 11 1/2 mm Ht, 100 PK NL200100Z-100P
Zoro Select

Nylon Insert Lock Nut, M10-1.50, Steel, Class 10, Zinc Plated, 11 1/2 mm Ht, 100 PK

Zoro # G511169583
Mfr # NL200100Z-100P
product price: 
$29.99
/pk of 100, $0.30/ea
Flexloc Flexible Top Lock Nut, 5/8"-11, Steel, Grade 2, Black Oxide, 13/32 in Ht, 20 PK 30FAF-1011
Flexloc

Flexible Top Lock Nut, 5/8"-11, Steel, Grade 2, Black Oxide, 13/32 in Ht, 20 PK

Zoro # G2478607
Mfr # 30FAF-1011
product price: 
$121.99
/pk of 20, $6.10/ea
Flexloc Flexible Top Lock Nut, #10-32, 18-8 Stainless Steel, Not Graded, Plain, 1/16 in Ht, 100 PK 50FK-1032
Flexloc

Flexible Top Lock Nut, #10-32, 18-8 Stainless Steel, Not Graded, Plain, 1/16 in Ht, 100 PK

Zoro # G2478701
Mfr # 50FK-1032
product price: 
$155.99
/pk of 100, $1.56/ea
Zoro Select Top Lock Distorted Thread Lock Nut, 1/4"-20, Steel, Grade C, Yellow Zinc, 7/32 in Ht, 100 PK U12920.025.0001
Zoro Select

Top Lock Distorted Thread Lock Nut, 1/4"-20, Steel, Grade C, Yellow Zinc, 7/32 in Ht, 100 PK

Zoro # G0633281
Mfr # U12920.025.0001
product price: 
$48.79
/pk of 100, $0.49/ea
Zoro Select Nylon Insert Lock Nut, 1-1/2"-6, Steel, Grade 2, Zinc Plated, 5 PK U12300.150.0001
Zoro Select

Nylon Insert Lock Nut, 1-1/2"-6, Steel, Grade 2, Zinc Plated, 5 PK

Zoro # G5527837
Mfr # U12300.150.0001
product price: 
$36.79
/pk of 5, $7.36/ea
Foreverbolt Serrated Lock Nut, M10-1.50, 316 Stainless Steel, Not Graded, NL-19, 10 mm Ht, 10 PK FB3FHNM10P10
Foreverbolt

Serrated Lock Nut, M10-1.50, 316 Stainless Steel, Not Graded, NL-19, 10 mm Ht, 10 PK

Zoro # G8480440
Mfr # FB3FHNM10P10
product price: 
$33.65
/pk of 10, $3.36/ea
Foreverbolt Serrated Lock Nut, 3/8"-16, 18-8 Stainless Steel, Not Graded, NL-19, 11/32 in Ht, 25 PK FBFHN3816P25
Foreverbolt

Serrated Lock Nut, 3/8"-16, 18-8 Stainless Steel, Not Graded, NL-19, 11/32 in Ht, 25 PK

Zoro # G8480221
Mfr # FBFHN3816P25
product price: 
$22.59
/pk of 25, $0.90/ea
Heico-Lock 2-Piece Wedge Lock Nut, M22-2.5, Steel, Class 10, Zinc-Coated, 18 1/20 mm Ht, 10 PK HLM-22
Heico-Lock

2-Piece Wedge Lock Nut, M22-2.5, Steel, Class 10, Zinc-Coated, 18 1/20 mm Ht, 10 PK

Zoro # G611471470
Mfr # HLM-22
product price: 
$116.99
/pk of 10, $11.70/ea
Zoro Select Top Lock Distorted Thread Lock Nut, M12-1.50, Steel, Class 8, Zinc Plated, 12 mm Ht, 100 PK M12912.120.0150
Zoro Select

Top Lock Distorted Thread Lock Nut, M12-1.50, Steel, Class 8, Zinc Plated, 12 mm Ht, 100 PK

Zoro # G0302331
Mfr # M12912.120.0150
product price: 
$50.29
/pk of 100, $0.50/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: 
$87.99
/pk of 600, $0.15/ea
Zoro Select Nylon Insert Lock Nut, 5/16"-18, Brass, Not Graded, Plain, 1/4 in Ht, 25 PK 4FHX2
Zoro Select

Nylon Insert Lock Nut, 5/16"-18, Brass, Not Graded, Plain, 1/4 in Ht, 25 PK

Zoro # G3273261
Mfr # 4FHX2
product price: 
$9.99
/pk of 25, $0.40/ea
X1 Tools 8-32 Grade 5 Titanium Nylon-Insert Locknuts, 200PK X1E-FAS-NUT-LOC-2514x200
X1 Tools

8-32 Grade 5 Titanium Nylon-Insert Locknuts, 200PK

Zoro # G222866948
Mfr # X1E-FAS-NUT-LOC-2514x200
product price: 
$3,096.99
/pk of 200, $15.48/ea
X1 Tools 2 1/4-8 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 2PK X1E-FAS-NUT-LOC-1078x2
X1 Tools

2 1/4-8 Ultra H.P. Yellow Zinc Plated Grade 8 Steel Nylon-Insert Locknuts, 2PK

Zoro # G322847052
Mfr # X1E-FAS-NUT-LOC-1078x2
product price: 
$315.99
/pk of 2, $158.00/ea
X1 Tools M24 x 3 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3498x12
X1 Tools

M24 x 3 mm Performance Zinc-Plated Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G922862486
Mfr # X1E-FAS-NUT-LOC-3498x12
product price: 
$346.99
/pk of 12, $28.92/ea
X1 Tools 5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK X1E-FAS-NUT-LOC-1236x15
X1 Tools

5/8-18 Ultra Hi Performance Black-Oxide Steel Nylon-Insert Locknuts, 15PK

Zoro # G422856572
Mfr # X1E-FAS-NUT-LOC-1236x15
product price: 
$51.99
/pk of 15, $3.47/ea
X1 Tools 3/8-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK X1E-FAS-NUT-LOC-3730x8
X1 Tools

3/8-24 Corrosion-Resistant 18-8 Stainless Steel Thin-Profile Nylon-Insert Locknuts, 8PK

Zoro # G222856437
Mfr # X1E-FAS-NUT-LOC-3730x8
product price: 
$6.25
/pk of 8, $0.78/ea
Sold in mult. of 2 pks for $12.50
X1 Tools 1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-3226x12
X1 Tools

1/2-20 UHP Black-Oxide Grade 8 Steel Thin-Profile Nylon-Insert Locknuts, 12PK

Zoro # G522848637
Mfr # X1E-FAS-NUT-LOC-3226x12
product price: 
$49.15
/pk of 12, $4.10/ea
Pem Clinch Nut, PK5 PM-17137-005P
Pem

Clinch Nut, PK5

Zoro # G423522797
Mfr # PM-17137-005P
product price: 
$5.29
/pk of 5, $1.06/ea
Sold in mult. of 2 pks for $10.58
X1 Tools 3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK X1E-FAS-NUT-LOC-2240x12
X1 Tools

3/8-16 Black-Oxide C.R. 18-8 Stainless Steel Nylon-Insert Locknuts, 12PK

Zoro # G622863417
Mfr # X1E-FAS-NUT-LOC-2240x12
product price: 
$23.69
/pk of 12, $1.97/ea
Lock Nuts (10,000+ items) - Page 14
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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
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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