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  7. Lock Nuts

Lock Nuts (10,000+ items) - Page 33

Oxoxo M5-0.8 Din6926/ISO7043 Metric class 8 Prevail Torque Nylon Insert Hex Flange Lock Nut Z, 2500PK 544145
Oxoxo

M5-0.8 Din6926/ISO7043 Metric class 8 Prevail Torque Nylon Insert Hex Flange Lock Nut Z, 2500PK

Zoro # G422668083
Mfr # 544145
product price:  $271.99
/pk 2500, $0.11/ea
Zoro Select Nylon Insert Lock Nut, 1/4"-20, Steel, Grade 2, Zinc Plated, 21/64 in Ht, 3500 PK NLI20250NE-3500T
Zoro Select

Nylon Insert Lock Nut, 1/4"-20, Steel, Grade 2, Zinc Plated, 21/64 in Ht, 3500 PK

Zoro # G5194131
Mfr # NLI20250NE-3500T
product price:  $151.99
/pk 3500, $0.04/ea
Oxoxo 3/8-16 Serrated Flange Hex Lock Nuts 316 Stainless Steel, 1000PK 634399
Oxoxo

3/8-16 Serrated Flange Hex Lock Nuts 316 Stainless Steel, 1000PK

Zoro # G922684439
Mfr # 634399
product price:  $298.99
/pk 1000, $0.30/ea
Zoro Select Self Clinching Lock Nut, 5/16"-18, Steel, Zinc Plated, 4000 PK 31-1NCL
Zoro Select

Self Clinching Lock Nut, 5/16"-18, Steel, Zinc Plated, 4000 PK

Zoro # G2437940
Mfr # 31-1NCL
product price:  $1,041.99
/pk 4000, $0.26/ea
Zoro Select Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 0.225 in Ht, 1500 PK 14NS188
Zoro Select

Nylon Insert Lock Nut, 1/4"-20, 18-8 Stainless Steel, Not Graded, 0.225 in Ht, 1500 PK

Zoro # G2449603
Mfr # 14NS188
product price:  $147.99
/pk 1500, $0.10/ea
Oxoxo 1/4-20 Nylon Insert Flange Stop Hex Lock Nut Zinc, 2000PK 410656
Oxoxo

1/4-20 Nylon Insert Flange Stop Hex Lock Nut Zinc, 2000PK

Zoro # G322680253
Mfr # 410656
product price:  $251.99
/pk 2000, $0.13/ea
Oxoxo M12X1.75 Metric IFI B18.16.3M Prevailing Torque Hex Lock Nut CL10 Cad And Wax, 1000PK 451106
Oxoxo

M12X1.75 Metric IFI B18.16.3M Prevailing Torque Hex Lock Nut CL10 Cad And Wax, 1000PK

Zoro # G522679026
Mfr # 451106
product price:  $662.99
/pk 1000, $0.66/ea
Oxoxo M5-0.8 Din6926/ISO7043 Metric class 8 Prevail Torq Nylon Insert Hex Flange Lock Nut Z/Y, 2500PK 616311
Oxoxo

M5-0.8 Din6926/ISO7043 Metric class 8 Prevail Torq Nylon Insert Hex Flange Lock Nut Z/Y, 2500PK

Zoro # G422682607
Mfr # 616311
product price:  $240.42
/pk 2500, $0.10/ea
Flexloc Flexible Top Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, Plain, 7/64 in Ht, 25 PK 50FA-518
Flexloc

Flexible Top Lock Nut, 5/16"-18, 18-8 Stainless Steel, Not Graded, Plain, 7/64 in Ht, 25 PK

Zoro # G2478449
Mfr # 50FA-518
product price:  $139.99
/pk 25, $5.60/ea
Zoro Select Self Clinching Lock Nut, 1/4"-20, Steel, Zinc Plated, 6000 PK 14-0NCL
Zoro Select

Self Clinching Lock Nut, 1/4"-20, Steel, Zinc Plated, 6000 PK

Zoro # G2437615
Mfr # 14-0NCL
product price:  $1,160.99
/pk 6000, $0.19/ea
Zoro Select Self Clinching Lock Nut, 1/4"-20, Steel, Zinc Plated, 4000 PK 14-3NCL
Zoro Select

Self Clinching Lock Nut, 1/4"-20, Steel, Zinc Plated, 4000 PK

Zoro # G2437782
Mfr # 14-3NCL
product price:  $993.99
/pk 4000, $0.25/ea
Zoro Select Self Clinching Lock Nut, M4-0.70, Steel, Zinc Plated, 6000 PK M4-2NCL
Zoro Select

Self Clinching Lock Nut, M4-0.70, Steel, Zinc Plated, 6000 PK

Zoro # G2588684
Mfr # M4-2NCL
product price:  $528.99
/pk 6000, $0.09/ea
Oxoxo 3/8-24 Fine Thread Top Lock Hex Nut Grade 9 EcoGuard Gray/Silver 1,000 Hr Cor, 2500PK 547104
Oxoxo

3/8-24 Fine Thread Top Lock Hex Nut Grade 9 EcoGuard Gray/Silver 1,000 Hr Cor, 2500PK

Zoro # G522679071
Mfr # 547104
product price:  $1,219.99
/pk 2500, $0.49/ea
Zoro Select Self Clinching Lock Nut, M3-0.50, Steel, Zinc Plated, 7000 PK M3-2NCL
Zoro Select

Self Clinching Lock Nut, M3-0.50, Steel, Zinc Plated, 7000 PK

Zoro # G9721609
Mfr # M3-2NCL
product price:  $445.99
/pk 7000, $0.06/ea
Zoro Select Lock Nut, 1-1/4"-7, Steel, Wax, 10 PK 125NXH
Zoro Select

Lock Nut, 1-1/4"-7, Steel, Wax, 10 PK

Zoro # G2453821
Mfr # 125NXH
product price:  $473.99
/pk 10, $47.40/ea
Zoro Select Self Clinching Lock Nut, #4-40, Steel, Zinc Plated, 10000 PK 04-2NCL
Zoro Select

Self Clinching Lock Nut, #4-40, Steel, Zinc Plated, 10000 PK

Zoro # G2437329
Mfr # 04-2NCL
product price:  $801.99
/pk 10000, $0.08/ea
Zoro Select Self Clinching Lock Nut, #6-32, Steel, Zinc Plated, 10000 PK 06-2NCL
Zoro Select

Self Clinching Lock Nut, #6-32, Steel, Zinc Plated, 10000 PK

Zoro # G2437301
Mfr # 06-2NCL
product price:  $814.99
/pk 10000, $0.08/ea
Zoro Select External Tooth K-Lock Lock Nut, #4-40, 18-8 Stainless Steel, Not Graded, Black Oxide and Oil 04NK188B
Zoro Select

External Tooth K-Lock Lock Nut, #4-40, 18-8 Stainless Steel, Not Graded, Black Oxide and Oil

Zoro # G2445799
Mfr # 04NK188B
product price:  $326.99
/pk 2000, $0.16/ea
Zoro Select Nylon Insert Lock Nut, #3-48, Steel, Grade 2, Zinc Plated, 9/64 in Ht, 100 PK U12300.009.0001
Zoro Select

Nylon Insert Lock Nut, #3-48, Steel, Grade 2, Zinc Plated, 9/64 in Ht, 100 PK

Zoro # G0322987
Mfr # U12300.009.0001
product price:  $7.85
/pk 100, $0.08/ea
Huyett Top Lock Distorted Thread Lock Nut, 5/8-11, Steel, Grade G, Phosphate and Oil, 0.69 in Ht NUTH96-0625-0690GGSO
Huyett

Top Lock Distorted Thread Lock Nut, 5/8-11, Steel, Grade G, Phosphate and Oil, 0.69 in Ht

Zoro # G513330950
Mfr # NUTH96-0625-0690GGSO
product price:  $0.90
/ea
Sold in mult. of 19 for $17.10
Huyett Nylon Insert Lock Nut, 1-8, Low Carbon Steel, Zinc Clear Trivalent, 1.046 in Ht NUTH59-1000-1046LC3
Huyett

Nylon Insert Lock Nut, 1-8, Low Carbon Steel, Zinc Clear Trivalent, 1.046 in Ht

Zoro # G813331053
Mfr # NUTH59-1000-1046LC3
product price:  $2.15
/ea
Sold in mult. of 10 for $21.50
Huyett Nylon Insert Lock Nut, 1-1/4-7, Steel, Grade C, Zinc Yellow Hexavalent, 1.39 in Ht NUTH44-1250-1390GC6
Huyett

Nylon Insert Lock Nut, 1-1/4-7, Steel, Grade C, Zinc Yellow Hexavalent, 1.39 in Ht

Zoro # G013330672
Mfr # NUTH44-1250-1390GC6
product price:  $9.95
/ea
Sold in mult. of 2 for $19.90
Midwest Fastener Nylon Insert Lock Nut, 1"-8, 18-8 Stainless Steel, Not Graded, 2 PK 74888
Midwest Fastener

Nylon Insert Lock Nut, 1"-8, 18-8 Stainless Steel, Not Graded, 2 PK

Zoro # G702526980
Mfr # 74888
product price:  $23.19
/pk 2, $11.60/ea
Durastar Nylon Insert Lock Nut, 3/4"-10, Nylon NT12-N
Durastar

Nylon Insert Lock Nut, 3/4"-10, Nylon

Zoro # G3745039
Mfr # NT12-N
product price:  $0.49
/ea
Sold in mult. of 100 for $49.00
Pflitsch Lock Nut, M16-1.50, Polyamide 25721.9
Pflitsch

Lock Nut, M16-1.50, Polyamide

Zoro # G7898598
Mfr # 25721.9
product price:  $0.20
/ea
Sold in mult. of 50 for $10.00
Skf Lock Nut KM 8
Skf

Lock Nut

Zoro # G009843544
Mfr # KM 8
product price:  $35.39
/ea
Sold in mult. of 5 for $176.95
Woodhead LOCKNUT - 1/4 MAX-LOC USE30-1233LOCKNUT 5599
Woodhead

LOCKNUT - 1/4 MAX-LOC USE30-1233LOCKNUT

Zoro # G5623178
Mfr # 5599
product price:  $3.39
/ea
Sold in mult. of 32 for $108.48
Midwest Fastener Nylon Insert Lock Nut, M5-0.80, A2 Stainless Steel, Not Graded, 100 PK 55128
CAD Files Available
Midwest Fastener

Nylon Insert Lock Nut, M5-0.80, A2 Stainless Steel, Not Graded, 100 PK

Zoro # G602526967
Mfr # 55128
product price:  $11.99
/pk 100, $0.12/ea
Wiska Lock Nut, M32-1.50, Polyamide 10061784
Wiska

Lock Nut, M32-1.50, Polyamide

Zoro # G7896954
Mfr # 10061784
product price:  $0.66
/ea
Sold in mult. of 14 for $9.24
Wiska Lock Nut, M50-1.50, Polyamide 10060776
Wiska

Lock Nut, M50-1.50, Polyamide

Zoro # G7896893
Mfr # 10060776
product price:  $1.55
/ea
Sold in mult. of 5 for $7.75
Isn Tool Web Soc 3-1/4 3/4D Lcknt 8Pt Dp Satin OTC1909
Isn Tool Web

Soc 3-1/4 3/4D Lcknt 8Pt Dp Satin

Zoro # G412170275
Mfr # OTC1909
product price:  $58.99
/ea
Midwest Fastener Standard Hex Center Lock Lock Nut, 1/4"-20, Steel, Grade 2, Zinc Plated, 25 PK 66601
Midwest Fastener

Standard Hex Center Lock Lock Nut, 1/4"-20, Steel, Grade 2, Zinc Plated, 25 PK

Zoro # G902526995
Mfr # 66601
product price:  $12.15
/pk 25, $0.49/ea
Newport Fasteners Lock Nut, #4-40, Steel, Zinc Plated, 0.087 in Ht, 100 PK 140426-PR-100
Newport Fasteners

Lock Nut, #4-40, Steel, Zinc Plated, 0.087 in Ht, 100 PK

Zoro # G606327805
Mfr # 140426-PR-100
product price:  $33.65
/pk 100, $0.34/ea
Newport Fasteners Flexible Top Lock Nut, 3/8"-16, 18-8 Stainless Steel, Not Graded, 0.210 in Ht, 125 PK 534614
Newport Fasteners

Flexible Top Lock Nut, 3/8"-16, 18-8 Stainless Steel, Not Graded, 0.210 in Ht, 125 PK

Zoro # G506329596
Mfr # 534614
product price:  $715.99
/pk 125, $5.73/ea
Newport Fasteners Flexible Top Lock Nut, 3/8"-16, Steel, Cadmium Plated, 100 PK NB217460P-100
Newport Fasteners

Flexible Top Lock Nut, 3/8"-16, Steel, Cadmium Plated, 100 PK

Zoro # G806332760
Mfr # NB217460P-100
product price:  $500.99
/pk 100, $5.01/ea
Isn Tool Web Soc 3-3/4 3/4D Lcknt 6Pt Dp Satin OTC1926
Isn Tool Web

Soc 3-3/4 3/4D Lcknt 6Pt Dp Satin

Zoro # G812170264
Mfr # OTC1926
product price:  $53.95
/ea
Lock Nuts (10,000+ items) - Page 33
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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 ScrewsMachine ScrewsSocket Head Cap ScrewsLock WashersSelf-Tapping Screws
5/16-24 nutslock nut 5/16-18flanged locknut3/8-16 nuts stainless steel1/2" flange lock nut
nylon-insert locknuts1/4" locking nutn-10 lock nutnylon insert hex nut10mm nuts

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