Top 10 Lock Nuts
for June 2021

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.6
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VIGRUE Nylon Insert Hex Lock Nuts & Washers Assortment Set, 8#-32 10#-24 1/4-20 5/16-18 3/8-16 1/2-13 Nylon Locknuts, 304 Stainless Steel, 240PCS

VIGRUE Nylon Insert Hex Lock Nuts & Washers Assortment Set

8#-32 10#-24 1/4-20 5/16-18 3/8-16 1/2-13 Nylon Locknuts, 304 Stainless Steel, 240PCS

by VIGRUE
What We like

Made of 304 stainless steel, provides good strength and corrosion resistance in bad environments.

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Product Features

  • Will NOT COME LOOSE: With a nylon insert inside, the lock nuts greatly reduce loosening under vibrations and torque.
  • Type: Stainless Nylon Insert Lock Nut & Washer Kit.
  • Thread Size: 8#-32 10#-24 1/4"-20 5/16"-18 3/8"-16 1/2"-13 Nylon Lock Nut & Washer. UNC Coarse Thread. Thread Coverage: Full Thread

Will not come loose: with a nylon insert inside, the lock nuts greatly reduce loosening under vibrations and torque. Thread size: 8#-32 10#-24 1/4"-20 5/16"-18 3/8"-16 1/2"-13 nylon lock nut & washer. unc coarse thread. thread coverage: full thread Type: stainless nylon insert lock nut & washer kit.

2
9.6
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binifiMux 50pcs 1/4-20

binifiMux 50pcs 1/4-20" Black Nylon Lock Nuts Inserted Self Locking Hex Nuts Carbon Steel Zinc Plated

by binifiMux
What We like

Name: 1/4 - 20 Lock Nuts;

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Product Features

  • Color: Silver; Quantity: 50pcs;
  • Material: 304 Stainless Steel; Thread Dia.: 1/4"; Thread Pitch: 20 TPI(Coarse);
  • Thread Size:1/4 - 20; Measurement: Imperial;

material: 304 stainless steel; thread dia.: 1/4"; thread pitch: 20 tpi(coarse); color: silver; quantity: 50pcs; thread size:1/4 - 20; measurement: imperial;

3
9.5
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Swpeet 250Pcs 304 Stainless Steel Metric Lock Nut Assortment Kit Perfect for Lock Washers, Nylon Insert Locknut M3 M4 M5 M6 M8 M10 M12

Swpeet 250Pcs 304 Stainless Steel Metric Lock Nut Assortment Kit Perfect for Lock Washers

Nylon Insert Locknut M3 M4 M5 M6 M8 M10 M12

by Swpeet
What We like

MULTIFUNCTIONAL ASSEMNLY KIT ------ Advanced 304 stainless steel nylon locking nut, 7 common sizes, general, convenient, easy to use, very suitable for professionals and DIY users. This suite is one of the few products on the market. It has high quality and better quantity. It is an economical and efficient choice.

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Product Features

  • EASY TO STOREAGE ------ The rugged plastic box serves as a suitcase, allowing users to organize locking nuts in a neat manner according to size. It can also be stored in a garage, workbench or worksite as a convenient storage space. The transparency of the box allows users to check the quantity and inventory without opening the box.
  • WHAT YOU GET ------ In this kit, You will get 250Pcs 304 Stainless Steel Metric Lock Nut Assortment Kit. It consists of M3 ( 65Pcs ), M4 ( 55Pcs ), M5 (45Pcs), M6 ( 35Pcs ), M8 (25Pcs), M10 ( 15Pcs ) and M12 ( 10Pcs ). Allocate more of the commonly used locking nuts.
  • NYLON COLLAR ------ These lock nut manufactured with industrial strength, which can replace locking washers, prevent bolts from being exposed and provide better safety and firm fixation. Compared with locking washer, it has better performance because it is made of non-corrosive material.

nylon collar ------ these lock nut manufactured with industrial strength, which can replace locking washers, prevent bolts from being exposed and provide better safety and firm fixation. compared with locking washer, it has better performance because it is made of non-corrosive material. what you get ------ in this kit, you will get 250pcs 304 stainless steel metric lock nut assortment kit. it consists of m3 ( 65pcs ), m4 ( 55pcs ), m5 (45pcs), m6 ( 35pcs ), m8 (25pcs), m10 ( 15pcs ) and m12 ( 10pcs ). allocate more of the commonly used locking nuts. easy to storeage ------ the rugged plastic box serves as a suitcase, allowing users to organize locking nuts in a neat manner according to size. it can also be stored in a garage, workbench or worksite as a convenient storage space. the transparency of the box allows users to check the quantity and inventory without opening the box.

4
9.4
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Swpeet 185Pcs 304 Stainless Steel Metric Lock Nut Assortment Kit Perfect for Lock Washers, Nylon Insert Locknut M3 M4 M5 M6 M8 M10 M12

Swpeet 185Pcs 304 Stainless Steel Metric Lock Nut Assortment Kit Perfect for Lock Washers

Nylon Insert Locknut M3 M4 M5 M6 M8 M10 M12

by Swpeet
What We like

MULTIFUNCTIONAL ASSEMNLY KIT ------ Advanced 304 stainless steel nylon locking nut, 7 common sizes, general, convenient, easy to use, very suitable for professionals and DIY users. This suite is one of the few products on the market. It has high quality and better quantity. It is an economical and efficient choice.

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Product Features

  • WHAT YOU GET ------ In this kit, You will get 185Pcs 304 Stainless Steel Metric Lock Nut Assortment Kit. It consists of M3 ( 60Pcs ), M4 ( 40Pcs ), M5 (30Pcs), M6 ( 25Pcs ), M8 (15Pcs), M10 ( 10Pcs ) and M12 ( 5Pcs ). Allocate more of the commonly used locking nuts.
  • EASY TO STOREAGE ------ The rugged plastic box serves as a suitcase, allowing users to organize locking nuts in a neat manner according to size. It can also be stored in a garage, workbench or worksite as a convenient storage space. Only the Kit is packaged in a plastic box, and the other single sizes are packaged in plastic bags.
  • NYLON COLLAR ------ These lock nut manufactured with industrial strength, which can replace locking washers, prevent bolts from being exposed and provide better safety and firm fixation. Compared with locking washer, it has better performance because it is made of non-corrosive material.

easy to storeage ------ the rugged plastic box serves as a suitcase, allowing users to organize locking nuts in a neat manner according to size. it can also be stored in a garage, workbench or worksite as a convenient storage space. only the kit is packaged in a plastic box, and the other single sizes are packaged in plastic bags. nylon collar ------ these lock nut manufactured with industrial strength, which can replace locking washers, prevent bolts from being exposed and provide better safety and firm fixation. compared with locking washer, it has better performance because it is made of non-corrosive material. what you get ------ in this kit, you will get 185pcs 304 stainless steel metric lock nut assortment kit. it consists of m3 ( 60pcs ), m4 ( 40pcs ), m5 (30pcs), m6 ( 25pcs ), m8 (15pcs), m10 ( 10pcs ) and m12 ( 5pcs ). allocate more of the commonly used locking nuts.

5
8.7
SCORE
304 Stainless Steel Lock Nut Assortment 170 Pcs, M3 M4 M5 M6 M8 M10 M12 Nylon Insert Locknut

Homvale 304 Stainless Steel Lock Nut Assortment 170 Pcs

M3 M4 M5 M6 M8 M10 M12 Nylon Insert Locknut

by Homvale
What We like

ALL-AROUND and MULTIFACETED ASSORTMENT KIT from Top Grade 304 stainless steel nylon lock nuts in 7 common sizes for general, convenient, and handy use making it highly ideal for use professionals and DIYers. This kit is one of the few in the market with high-quality and better quantity making it a cost-efficient choice.

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Product Features

  • RUGGED and TOUGH PLASTIC COMPARTMENT as carrying case allowing the user to neatly organize the lock nuts according to size. It also works as a convenient storage to be kept in a garage, workbench, or on the go job sites. The transparency of the box allows the user to check the quantity and conduct inventory without opening the box.
  • BETTER QUANTITY ASSORTMENT. Composed of M3 (45 pieces), M4 (35 pieces), M5 (30 pieces), M6 (30 pieces), M8 (15 pieces,), M10 (10 pieces), and M12 (5 pieces). Allocating more quantity for the commonly used lock nuts.
  • Made with INDUSTRIAL-STRENGTH NYLON COLLAR capable enough to replace lock washers and prevent bolts from being exposed and coming out providing better security and firm hold. Performs better compared to lock washers as it is made out of non-corrosive material.

Rugged and tough plastic compartment as carrying case allowing the user to neatly organize the lock nuts according to size. it also works as a convenient storage to be kept in a garage, workbench, or on the go job sites. the transparency of the box allows the user to check the quantity and conduct inventory without opening the box. Better quantity assortment. composed of m3 (45 pieces), m4 (35 pieces), m5 (30 pieces), m6 (30 pieces), m8 (15 pieces,), m10 (10 pieces), and m12 (5 pieces). allocating more quantity for the commonly used lock nuts. Made with industrial-strength nylon collar capable enough to replace lock washers and prevent bolts from being exposed and coming out providing better security and firm hold. performs better compared to lock washers as it is made out of non-corrosive material.

6
8.5
SCORE
Swordfish 30330-210pcs Nylon Insert Lock Nut Assortment 12 Sizes from #4-40 to 5/8

Swordfish 30330-210pcs Nylon Insert Lock Nut Assortment 12 Sizes from #4-40 to 5/8"-11 Zinc Plated Steel

by Swordfish Tools Inc
What We like

Designed to be used with like-material machine screws and bolts. It is able to be reused more times than a two-way reversible nut

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Product Features

  • Hardness: Rockwell C28 maximum and Proof Load: 90,000 PSI minimum
  • Hex Nut with a nylon-filled collar at its back end. When a screw reaches the collar, the threads and nylon form a tight, frictional fit, restricting movement of the screw when it is subjected to vibration.
  • Steel nylon insert stop nuts are less expensive than grade C automation lock nuts.
  • AISI 1008-1010 or equivalent steel material used.

Hex nut with a nylon-filled collar at its back end. when a screw reaches the collar, the threads and nylon form a tight, frictional fit, restricting movement of the screw when it is subjected to vibration. Aisi 1008-1010 or equivalent steel material used. Hardness: rockwell c28 maximum and proof load: 90,000 psi minimum Steel nylon insert stop nuts are less expensive than grade c automation lock nuts.

7
7.4
SCORE
3/8-16 Nylon Insert Hex Lock Nuts, Bright Finish,304 Stainless Steel 18-8, 10 PCS

EASTLO 3/8-16 Nylon Insert Hex Lock Nuts

Bright Finish,304 Stainless Steel 18-8, 10 PCS

by EASTLO
What We like

Made of 304 Stainless Steel 18-8 ( no coating outside) provides good strength and corrosion resistance in bad environments.

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Product Features

  • Thread Size3/8-16
  • Will not come loose: With a nylon insert inside, the lock nuts greatly reduce loosening under vibrations and torque.
  • Hex Drive Size: 9/16''

Hex drive size: 9/16'' Will not come loose: with a nylon insert inside, the lock nuts greatly reduce loosening under vibrations and torque. Thread size3/8-16

8
7.4
SCORE
Forty (40) 3/8-16 Zinc Plated Nylon Insert Hex Lock Nuts (SNG233)

SNUG Fasteners Forty (40) 3/8-16 Zinc Plated Nylon Insert Hex Lock Nuts (SNG233)

by Snug Fasteners
What We like

Zinc plated steel offers good corrosion resistance in many environments

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Product Features

  • Package contains 40 pieces
  • Hex Socket Drive 9/16"
  • Height: .458"
  • For use with an externally threaded item that measures 3/8 inch and has 16 threads per inch

Package contains 40 pieces Height: .458" For use with an externally threaded item that measures 3/8 inch and has 16 threads per inch Hex socket drive 9/16"

9
7.4
SCORE
Hard-to-Find Fastener 014973285357 Grade 8 Coarse Lock Nuts, 5/8-11, Piece-10

Hard-to-Find Fastener 014973285357 Grade 8 Coarse Lock Nuts

5/8-11, Piece-10

by Hard-to-Find Fastener
What We like

Driver Type: 15/16" Wrench

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Product Features

  • Diameter: 5/8"
  • Finish: Yellow Zinc
  • Material: Steel
  • Thickness: 49/64 inches

Thickness: 49/64 inches Material: steel Diameter: 5/8" Finish: yellow zinc

10
7.3
SCORE
Hilitchi 175-Piece Stainless Steel Nylon Lock Nut Assortment Kit, Size Include: M3 M4 M5 M6 M8 M10 M12 (Lock Nuts)

Hilitchi 175-Piece Stainless Steel Nylon Lock Nut Assortment Kit

Size Include: M3 M4 M5 M6 M8 M10 M12 (Lock Nuts)

by Hilitchi
What We like

Comes with a Plastic Organizer Box for Storage

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Product Features

  • High-quality 304 stainless steel nylon lock nuts
  • Seven common sizes for general purpose use, nylon insert grips bolt threads to prevent loosening.
  • Package Includes: M3 M4 M5 M6 M8 M10 M12
  • Package quantity: 175-Piece

Package includes: m3 m4 m5 m6 m8 m10 m12 Seven common sizes for general purpose use, nylon insert grips bolt threads to prevent loosening. High-quality 304 stainless steel nylon lock nuts Package quantity: 175-piece

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