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  7. Castle Nuts

Castle Nuts (213 items) - Page 5

Zoro Select 7/8-14 CASTLE NUTS GR5 ZINC, PK60 88NHC5
Zoro Select

7/8-14 CASTLE NUTS GR5 ZINC, PK60

Zoro # G2442341
Mfr # 88NHC5
product price:  $188.99
/pk 60, $3.15/ea
Zoro Select 9/16-18 CASTLE NUTS ZINC, PK200 57NHC
Zoro Select

9/16-18 CASTLE NUTS ZINC, PK200

Zoro # G2442140
Mfr # 57NHC
product price:  $263.99
/pk 200, $1.32/ea
Huyett Slotted Locking Hex Nut 1/2x7/16 Steel Plain NUTH01-0500-0437SP
Huyett

Slotted Locking Hex Nut 1/2x7/16 Steel Plain

Zoro # G813331046
Mfr # NUTH01-0500-0437SP
product price:  $0.75
/ea
Sold in mult. of 650 for $487.50
Zoro Select 7/16-20 CASTLE NUTS GR5 ZINC, PK200 44NHC5
Zoro Select

7/16-20 CASTLE NUTS GR5 ZINC, PK200

Zoro # G2442411
Mfr # 44NHC5
product price:  $146.99
/pk 200, $0.73/ea
Huyett Slotted Locking Hex Nut 1-1/2x1-9/32 Steel Zinc Clear Trivalent NUTH00-1500-1281S3
Huyett

Slotted Locking Hex Nut 1-1/2x1-9/32 Steel Zinc Clear Trivalent

Zoro # G813331282
Mfr # NUTH00-1500-1281S3
product price:  $4.59
/ea
Sold in mult. of 25 for $114.75
Huyett Slotted Locking Hex Nut 5/16x17/64 Steel Zinc Clear Trivalent NUTH00-0312-0265S3
Huyett

Slotted Locking Hex Nut 5/16x17/64 Steel Zinc Clear Trivalent

Zoro # G813330766
Mfr # NUTH00-0312-0265S3
product price:  $0.19
/ea
Sold in mult. of 96 for $18.24
Huyett Slotted Locking Hex Nut 5/16x17/64 Steel Zinc Clear Trivalent NUTH01-0312-0265S3
Huyett

Slotted Locking Hex Nut 5/16x17/64 Steel Zinc Clear Trivalent

Zoro # G213331158
Mfr # NUTH01-0312-0265S3
product price:  $0.16
/ea
Sold in mult. of 102 for $16.32
Zoro Select Castle Nut, Steel, Black Oxide M12000.050.0001
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G0302526
Mfr # M12000.050.0001
product price:  $413.99
/pk 100, $4.14/ea
Prime-Line Castle Nuts, 1/4 in-28, Zinc Plated Steel 10 Pack 9085212
Prime-Line

Castle Nuts, 1/4 in-28, Zinc Plated Steel 10 Pack

Zoro # G400933516
Mfr # 9085212
product price:  $13.15
/pk 10, $1.32/ea
Newport Fasteners 1/4-20 Slotted Hex Nuts/Steel/Plain , 100PK NB286046P-100
Newport Fasteners

1/4-20 Slotted Hex Nuts/Steel/Plain , 100PK

Zoro # G906370990
Mfr # NB286046P-100
product price:  $54.99
/pk 100, $0.55/ea
Huyett Slotted Locking Hex Nut 3/8x21/64 Steel Plain NUTH00-0375-0328SP
Huyett

Slotted Locking Hex Nut 3/8x21/64 Steel Plain

Zoro # G213330786
Mfr # NUTH00-0375-0328SP
product price:  $0.20
/ea
Sold in mult. of 85 for $17.00
Huyett Slotted Locking Hex Nut 3/8x21/64 Steel Zinc Clear Trivalent NUTH00-0375-0328S3
Huyett

Slotted Locking Hex Nut 3/8x21/64 Steel Zinc Clear Trivalent

Zoro # G213330762
Mfr # NUTH00-0375-0328S3
product price:  $0.21
/ea
Sold in mult. of 82 for $17.22
Newport Fasteners 1-14 Slotted Hex Nuts/Steel/Plain , 100PK NB286288B-100
Newport Fasteners

1-14 Slotted Hex Nuts/Steel/Plain , 100PK

Zoro # G606370986
Mfr # NB286288B-100
product price:  $284.99
/pk 100, $2.85/ea
Zoro Select 1/4-28 CASTLE NUTS ZINC, PK2000 15NHC
Zoro Select

1/4-28 CASTLE NUTS ZINC, PK2000

Zoro # G2442174
Mfr # 15NHC
product price:  $711.99
/pk 2000, $0.36/ea
Huyett Slotted Locking Hex Nut 7/8x3/4 Steel Zinc Clear Trivalent NUTH01-0875-0750S3
Huyett

Slotted Locking Hex Nut 7/8x3/4 Steel Zinc Clear Trivalent

Zoro # G613330911
Mfr # NUTH01-0875-0750S3
product price:  $1.55
/ea
Sold in mult. of 11 for $17.05
Huyett Slotted Locking Hex Nut 3/4x41/64 Steel Zinc Clear Trivalent NUTH00-0750-0640S3
Huyett

Slotted Locking Hex Nut 3/4x41/64 Steel Zinc Clear Trivalent

Zoro # G813330667
Mfr # NUTH00-0750-0640S3
product price:  $0.77
/ea
Sold in mult. of 20 for $15.40
Zoro Select 1-1/2"-6 Grade 5 Plain Finish Carbon Steel Round Slotted Castle Nut U12055.150.0001
Zoro Select

1-1/2"-6 Grade 5 Plain Finish Carbon Steel Round Slotted Castle Nut

Zoro # G2520415
Mfr # U12055.150.0001
product price:  $79.75
/ea
Zoro Select 1-1/2"-12 Grade 5 Plain Finish Steel Round Slotted Castle Nut, 5 pk. 371485G
Zoro Select

1-1/2"-12 Grade 5 Plain Finish Steel Round Slotted Castle Nut, 5 pk.

Zoro # G2702113
Mfr # 371485G
product price:  $48.19
/pk 5, $9.64/ea
Zoro Select Castle Nut, Steel, Black Oxide M12000.120.0001
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G0302480
Mfr # M12000.120.0001
product price:  $72.99
/pk 100, $0.73/ea
Zoro Select 1/4"-28 Grade 2 Zinc Plated Finish Low Carbon Steel Round Slotted Castle Nut, 100 pk. 287248-PG
Zoro Select

1/4"-28 Grade 2 Zinc Plated Finish Low Carbon Steel Round Slotted Castle Nut, 100 pk.

Zoro # G2058655
Mfr # 287248-PG
product price:  $25.99
/pk 100, $0.26/ea
Zoro Select 7/8"-14 Grade 5 Plain Finish Steel Round Slotted Castle Nut, 10 pk. 371285G
Zoro Select

7/8"-14 Grade 5 Plain Finish Steel Round Slotted Castle Nut, 10 pk.

Zoro # G0490454
Mfr # 371285G
product price:  $23.59
/pk 10, $2.36/ea
Zoro Select Castle Nut, Steel, Black Oxide M12020.140.0150
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G9900786
Mfr # M12020.140.0150
product price:  $159.99
/pk 50, $3.20/ea
Midwest Fastener 7/16"-14 Zinc Plated Steel Coarse Thread Slotted Hex Nuts 8PK 68548
Midwest Fastener

7/16"-14 Zinc Plated Steel Coarse Thread Slotted Hex Nuts 8PK

Zoro # G502508742
Mfr # 68548
product price:  $7.29
/pk 8, $0.91/ea
Zoro Select Castle Nut, Steel, Black Oxide M12000.080.0001
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G0302508
Mfr # M12000.080.0001
product price:  $71.15
/pk 100, $0.71/ea
Zoro Select Castle Nut, Steel, Black Oxide M12000.330.0001
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G1941366
Mfr # M12000.330.0001
product price:  $178.99
/pk 2, $89.50/ea
Zoro Select Castle Nut, Steel, Black Oxide M12000.140.0001
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G0302471
Mfr # M12000.140.0001
product price:  $63.65
/pk 50, $1.27/ea
Zoro Select Castle Nut, Steel, Black Oxide M12000.160.0001
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G0302465
Mfr # M12000.160.0001
product price:  $58.69
/pk 50, $1.17/ea
Zoro Select 1/4"-28 Grade 5 Zinc Plated Finish Steel Round Slotted Castle Nut, 100 pk. 351026G
Zoro Select

1/4"-28 Grade 5 Zinc Plated Finish Steel Round Slotted Castle Nut, 100 pk.

Zoro # G0963024
Mfr # 351026G
product price:  $24.19
/pk 100, $0.24/ea
Zoro Select 9/16"-18 Grade 5 Plain Finish Steel Round Slotted Castle Nut, 25 pk. 371155G
Zoro Select

9/16"-18 Grade 5 Plain Finish Steel Round Slotted Castle Nut, 25 pk.

Zoro # G1461205
Mfr # 371155G
product price:  $18.79
/pk 25, $0.75/ea
Zoro Select Castle Nut, Steel, Black Oxide M12000.200.0001
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G0302447
Mfr # M12000.200.0001
product price:  $55.69
/pk 25, $2.23/ea
Zoro Select Castle Nut, Steel, Black Oxide M12020.180.0150
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G9900768
Mfr # M12020.180.0150
product price:  $96.89
/pk 50, $1.94/ea
Zoro Select Castle Nut, Steel, Black Oxide M12000.420.0001
Zoro Select

Castle Nut, Steel, Black Oxide

Zoro # G2649711
Mfr # M12000.420.0001
product price:  $40.35
/ea
Newport Fasteners 1-14 Slotted Hex Nuts/Steel/Zinc , 60PK 955930
Newport Fasteners

1-14 Slotted Hex Nuts/Steel/Zinc , 60PK

Zoro # G506370963
Mfr # 955930
product price:  $354.99
/pk 60, $5.92/ea
No Product Image Available
Wilton

Casting Nut w/ Two Pins

Zoro # G1182566
Mfr # 21800-05
product price:  $21.25
/ea
No Product Image Available
Zoro Select

Castle Nut, 1-8, Gr 5, Steel, ZP, PK5

Zoro # G115562407
Mfr # U12006.100.0001
product price:  $26.49
/pk 5, $5.30/ea
Oxoxo 5/8-11 Castle Nut Zinc, 150PK 317021
Oxoxo

5/8-11 Castle Nut Zinc, 150PK

Zoro # G722678850
Mfr # 317021
product price:  $295.99
/pk 150, $1.97/ea
Castle Nuts (213 items) - Page 5
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About Castle Nuts

Castle nuts are a type of fastener that is used to secure two or more parts together. They are often used in conjunction with bolts, screws, and other types of fasteners to create a secure connection.

Types of Castle Nuts

Castle nuts come in a variety of shapes and sizes depending on their intended use. Slotted castle nuts are commonly used for applications where vibration is an issue, while non-slotted versions are better suited for applications where security is paramount. Many slotted nut manufacturers offer custom designs to meet specific needs.

How Castle Nuts Are Made

Castle nuts are typically made from metal alloys such as steel or brass, but can also be made from other materials such as aluminum or plastic depending on the application requirements. The manufacturing process involves cutting threads into the material and then forming the castle shape around it before adding additional features like slots.

Industries That Use Castle Nuts

Castle nuts are commonly used by professionals in industries such as automotive, construction, aerospace engineering, and robotics due to their ability to securely connect components together without coming loose over time. Wherever high levels of security and reliability are needed when connecting two or more parts together, you will likely find castle nuts being used.

Find the Castle 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 NutsLock NutsSpring Nuts & Cage NutsCap Nuts & Acorn NutsGeneral Washers
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castle nuts3/4-16 nutsmetric castle nuts5/8-18 nutcastle nut wrench
slotted hex nut5/8-11 nutscastle nutcastle nut castle nut5/8-18 nuts

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