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  7. Cap Nuts & Acorn Nuts

Cap Nuts & Acorn Nuts (585 items)

Zoro Select Cap Nut, 5/8", Plastic, Black, 0.645 in H, 10 PK 138264000
CAD Files Available
Zoro Select

Cap Nut, 5/8", Plastic, Black, 0.645 in H, 10 PK

Zoro # G0735086
Mfr # 138264000
product price:  $6.25
/pk 10, $0.63/ea
Zoro Select Standard Crown Cap Nut, 1/4"-20, Nylon, Plain, 15/32 in H, 25 PK 0525020CN
Zoro Select

Standard Crown Cap Nut, 1/4"-20, Nylon, Plain, 15/32 in H, 25 PK

Zoro # G0392472
Mfr # 0525020CN
product price:  $5.59
/pk 25, $0.22/ea
Zoro Select Cap Nut, 5/16", Steel, Zinc Plated, 0.44 in H, 25 PK 4CUJ2
Zoro Select

Cap Nut, 5/16", Steel, Zinc Plated, 0.44 in H, 25 PK

Zoro # G1679614
Mfr # 4CUJ2
product price:  $9.65
/pk 25, $0.39/ea
Zoro Select Standard Crown Cap Nut, #10-24, Steel, Nickel Plated, 13/32 in H, 100 PK DNI-10P5-100BX
Zoro Select

Standard Crown Cap Nut, #10-24, Steel, Nickel Plated, 13/32 in H, 100 PK

Zoro # G3430007
Mfr # DNI-10P5-100BX
product price:  $9.95
/pk 100, $0.10/ea
Midwest Fastener Acorn Nut, 1/4"-20, Steel, Nickel Plated, 100 PK 03790
Midwest Fastener

Acorn Nut, 1/4"-20, Steel, Nickel Plated, 100 PK

Zoro # G602519174
Mfr # 03790
product price:  $19.45
/pk 100, $0.19/ea
Zoro Select Standard Crown Cap Nut, #10-32, Nylon, Plain, 13/32 in H, 25 PK 0501032CN
Zoro Select

Standard Crown Cap Nut, #10-32, Nylon, Plain, 13/32 in H, 25 PK

Zoro # G2862745
Mfr # 0501032CN
product price:  $6.59
/pk 25, $0.26/ea
Midwest Fastener Acorn Nut, 1/4"-20, Nylon, 10 PK 62548
Midwest Fastener

Acorn Nut, 1/4"-20, Nylon, 10 PK

Zoro # G802520369
Mfr # 62548
product price:  $7.35
/pk 10, $0.74/ea
Zoro Select High Crown Cap Nut, M8-1.25, 18-8 Stainless Steel, Plain, 15 mm H, 50 PK M51400.080.0001
Zoro Select

High Crown Cap Nut, M8-1.25, 18-8 Stainless Steel, Plain, 15 mm H, 50 PK

Zoro # G9905038
Mfr # M51400.080.0001
product price:  $14.29
/pk 50, $0.29/ea
Zoro Select High Crown Cap Nut, #8-32, Steel, Zinc Plated, 27/64 in H, 10 PK CPB128
Zoro Select

High Crown Cap Nut, #8-32, Steel, Zinc Plated, 27/64 in H, 10 PK

Zoro # G2988282
Mfr # CPB128
product price:  $4.29
/pk 10, $0.43/ea
Ampg Acorn Nut, 1/2"-13, Steel, Black Oxide, 15/16 in H Z0297
Ampg

Acorn Nut, 1/2"-13, Steel, Black Oxide, 15/16 in H

Zoro # G0642299
Mfr # Z0297
product price:  $8.99
/ea
Midwest Fastener Acorn Nut, 1/4"-20, Solid Brass, 20 PK 61065
Midwest Fastener

Acorn Nut, 1/4"-20, Solid Brass, 20 PK

Zoro # G402521124
Mfr # 61065
product price:  $20.55
/pk 20, $1.03/ea
Midwest Fastener Acorn Nut, 7/16"-14, 18-8 Stainless Steel, 4 PK 79032
Midwest Fastener

Acorn Nut, 7/16"-14, 18-8 Stainless Steel, 4 PK

Zoro # G402523029
Mfr # 79032
product price:  $11.99
/pk 4, $3.00/ea
Zoro Select Low Crown Cap Nut, #8-32, Stainless Steel, 0.26 in H, 500 PK 08NC188
Zoro Select

Low Crown Cap Nut, #8-32, Stainless Steel, 0.26 in H, 500 PK

Zoro # G2436915
Mfr # 08NC188
product price:  $82.49
/pk 500, $0.16/ea
Midwest Fastener Acorn Nut, #10-32, 18-8 Stainless Steel, 50 PK 50710
Midwest Fastener

Acorn Nut, #10-32, 18-8 Stainless Steel, 50 PK

Zoro # G902514954
Mfr # 50710
product price:  $37.59
/pk 50, $0.75/ea
Midwest Fastener Acorn Nut, 1/2"-13, 18-8 Stainless Steel, 10 PK 50714
Midwest Fastener

Acorn Nut, 1/2"-13, 18-8 Stainless Steel, 10 PK

Zoro # G002515547
Mfr # 50714
product price:  $29.95
/pk 10, $3.00/ea
Zoro Select Standard Crown Cap Nut, 1/4"-20, 18-8 Stainless Steel, Plain, 19/32 in H, 10 PK CPB023
CAD Files Available
Zoro Select

Standard Crown Cap Nut, 1/4"-20, 18-8 Stainless Steel, Plain, 19/32 in H, 10 PK

Zoro # G2933707
Mfr # CPB023
product price:  $12.39
/pk 10, $1.24/ea
Zoro Select Cap Nut, 3/8"-16, 18-8 Stainless Steel, Plain, 5/8 in H, 5 PK CPB036
Zoro Select

Cap Nut, 3/8"-16, 18-8 Stainless Steel, Plain, 5/8 in H, 5 PK

Zoro # G2175275
Mfr # CPB036
product price:  $14.39
/pk 5, $2.88/ea
Midwest Fastener Acorn Nut, M6-1.00, Stainless Steel, 4 PK 69611
Midwest Fastener

Acorn Nut, M6-1.00, Stainless Steel, 4 PK

Zoro # G702519685
Mfr # 69611
product price:  $8.29
/pk 4, $2.07/ea
Zoro Select Low Crown Cap Nut, 3/8"-24, Brass, Plain, 5/8 in H, 10 PK CPB214
Zoro Select

Low Crown Cap Nut, 3/8"-24, Brass, Plain, 5/8 in H, 10 PK

Zoro # G2153891
Mfr # CPB214
product price:  $9.79
/pk 10, $0.98/ea
Zoro Select Low Crown Cap Nut, 1/2"-13, Steel, Plain, 13/16 in H, 3 PK CPB166
Zoro Select

Low Crown Cap Nut, 1/2"-13, Steel, Plain, 13/16 in H, 3 PK

Zoro # G1027056
Mfr # CPB166
product price:  $3.35
/pk 3, $1.12/ea
Zoro Select Low Crown Cap Nut, 1/2"-13, Steel, Zinc Plated, 13/16 in in H, 10 PK CPB094
Zoro Select

Low Crown Cap Nut, 1/2"-13, Steel, Zinc Plated, 13/16 in in H, 10 PK

Zoro # G1144202
Mfr # CPB094
product price:  $15.69
/pk 10, $1.57/ea
Kipp Cap Nut, M5, 316 Stainless steel, Polished, 11 mm H K1594.052
Kipp

Cap Nut, M5, 316 Stainless steel, Polished, 11 mm H

Zoro # G202198137
Mfr # K1594.052
product price:  $13.45
/ea
Midwest Fastener Acorn Nut, 1/4"-20, 18-8 Stainless Steel, 50 PK 50711
Midwest Fastener

Acorn Nut, 1/4"-20, 18-8 Stainless Steel, 50 PK

Zoro # G702515519
Mfr # 50711
product price:  $42.15
/pk 50, $0.84/ea
Midwest Fastener Acorn Nut, #10-24, 18-8 Stainless Steel, 50 PK 50709
Midwest Fastener

Acorn Nut, #10-24, 18-8 Stainless Steel, 50 PK

Zoro # G202514937
Mfr # 50709
product price:  $36.69
/pk 50, $0.73/ea
Midwest Fastener Acorn Nut, 5/16"-24, 18-8 Stainless Steel, 8 PK 33803
Midwest Fastener

Acorn Nut, 5/16"-24, 18-8 Stainless Steel, 8 PK

Zoro # G102518073
Mfr # 33803
product price:  $19.15
/pk 8, $2.39/ea
Huyett Acorn Nut, 3/8-16, 300 Series Stainless Steel, Plain, 5/8 in H NUTC00-0375-0625304P
Huyett

Acorn Nut, 3/8-16, 300 Series Stainless Steel, Plain, 5/8 in H

Zoro # G113330978
Mfr # NUTC00-0375-0625304P
product price:  $0.30
/ea
Sold in mult. of 54 for $16.20
Zoro Select High Crown Cap Nut, 3/8"-16, 316 Stainless Steel, Plain, 25/32 in H Z0326-316
Zoro Select

High Crown Cap Nut, 3/8"-16, 316 Stainless Steel, Plain, 25/32 in H

Zoro # G4583835
Mfr # Z0326-316
product price:  $15.39
/ea
Midwest Fastener Flattened Head Cap Nut, 1/4"-28, Steel, Chrome Plated, 10 PK 30171
Midwest Fastener

Flattened Head Cap Nut, 1/4"-28, Steel, Chrome Plated, 10 PK

Zoro # G802517345
Mfr # 30171
product price:  $23.59
/pk 10, $2.36/ea
Kipp Cap Nut, M4, Stainless Steel, Polished, 6-1/2 mm H K1332.04
Kipp

Cap Nut, M4, Stainless Steel, Polished, 6-1/2 mm H

Zoro # G202198267
Mfr # K1332.04
product price:  $4.25
/ea
Sold in mult. of 2 for $8.50
Zoro Select Low Crown Cap Nut, 1/2"-20, Steel, Nickel Plated, 0.755 in H, 250 PK 51NC
Zoro Select

Low Crown Cap Nut, 1/2"-20, Steel, Nickel Plated, 0.755 in H, 250 PK

Zoro # G2436909
Mfr # 51NC
product price:  $246.99
/pk 250, $0.99/ea
Kipp Cap Nut, M10, 316 Stainless steel, Polished, 20 mm H K1594.104
Kipp

Cap Nut, M10, 316 Stainless steel, Polished, 20 mm H

Zoro # G302198280
Mfr # K1594.104
product price:  $29.35
/ea
No Product Image Available
Kipp

A4, M16, Cap Nut, Bright, Stainless Steel

Zoro # G108073330
Mfr # K1648.2116
product price:  $35.29
/ea
No Product Image Available
Kipp

A4, M4, Cap Nut, Bright, Stainless Steel

Zoro # G408073313
Mfr # K1648.1104
product price:  $8.15
/ea
Sold in mult. of 2 for $16.30
No Product Image Available
Kipp

A4, M12, Cap Nut, Bright, Stainless Steel

Zoro # G708073334
Mfr # K1648.1112
product price:  $25.49
/ea
Zoro Select Low Crown Cap Nut, 3/8"-16, 316 Stainless Steel, Plain, 5/8 in H, 10 PK CPB271
Zoro Select

Low Crown Cap Nut, 3/8"-16, 316 Stainless Steel, Plain, 5/8 in H, 10 PK

Zoro # G0458035
Mfr # CPB271
product price:  $35.89
/pk 10, $3.59/ea
Zoro Select Extra Low Crown Cap Nut, 1/4"-20, Brass, Chome Plated, 3/8 in H, 20 PK CPB073
Zoro Select

Extra Low Crown Cap Nut, 1/4"-20, Brass, Chome Plated, 3/8 in H, 20 PK

Zoro # G2591163
Mfr # CPB073
product price:  $15.69
/pk 20, $0.78/ea
Cap Nuts & Acorn Nuts (585 items)
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About Cap Nuts & Acorn Nuts

Acorn Nuts are a type of fastener commonly used for applications that require a secure, reliable hold. They come in a variety of sizes and materials, making them ideal for many different projects and tasks. Acorn cap nuts usually screw onto the exposed male end of fasteners, protecting the threads while creating a more finished look.

Types of Acorn Nuts

Acorn Nuts are available in a variety of materials, different sizes and unique properties that make it suitable for certain jobs or tasks. For instance, brass acorn nuts have excellent electrical conductivity while plastic acorn nuts offer superior corrosion resistance. Other types of acorn nuts are available to allow users to match certain aesthetics while fitting inside tight assemblies.

How Acorn Nuts are Made

Acorn Nuts are made using high-quality metals such as steel and brass which are then machined into the desired shape. The threads on the nuts are cut precisely to ensure that they fit properly with the corresponding bolt or screw.

Industries that use Acorn Nuts

Acorn Nuts can be found in many industries including automotive manufacturing, electrical engineering, aerospace engineering and construction. Professionals in these industries use acorn nuts to securely fasten components together or to provide insulation from electricity.

Find the Acorn 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 NutsCoupling NutsWeld NutsGeneral Washers
Hex Head Cap ScrewsMachine ScrewsFully-Threaded Rods & StudsLock WashersSocket Head Cap Screws
high crown cap nut3/8-16 acorn nutnylon acorn nut1/2" acorn nutstainless steel cap nut
accorn nutstainless acorn nutsbrass acorn nutcrown cap nut1/2 in cap nut

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