Nuts And Screws

Nuts And Screws

Nuts and screws provide the mechanical foundation for virtually every electronic and robotic assembly. Standardised thread sizes such as M2‑M5 or imperial #2‑56 allow straightforward mating with corresponding fasteners, while variants with hex or pan heads suit different mounting methods. Zinc‑plated steel offers a balance of strength and corrosion resistance, making parts reliable in indoor prototypes and outdoor rigs alike. Choosing the right length and head style ensures proper engagement with printed‑circuit‑board holes, chassis brackets or 3‑D‑printed components, reducing stress on delicate connections. A broad selection of pack sizes lets you stock enough spares for iterative builds without excess inventory, supporting rapid development cycles and easy replacement when wear occurs.

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Machine Screw: #4-40, 3/4″ Length, Phillips (25-pack)

Code: SKU-003952

This #4-40, pan-head screw is 3/4″ (0.75″) long. It is made from steel, is zinc-plated, and comes in packs of 25.

$ 3.95

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Machine Screw: #4-40, 3/8″ Length, Phillips (25-pack)

Code: SKU-003951

This #4-40, pan-head screw is 3/8″ (0.375″) long. It is made from steel, is zinc-plated, and comes in packs of 25.

$ 2.95

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+47 more from our supplier in 7-10 days

Machine Screw: #4-40, 5/16″ Length, Phillips (25-pack)

Code: SKU-002928

This #4-40, pan-head screw is 5/16″ (0.3125″) long. It is made from steel, is zinc-plated, and comes in packs of 25.

$ 2.85

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+67 more from our supplier in 7-10 days

Machine Screw: M3, 12mm Length, Phillips (25-pack)

Code: SKU-003947

This M3, pan-head screw is 12 mm long. It is made from steel, is zinc-plated, and comes in packs of 25.

$ 3.80

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+68 more from our supplier in 7-10 days

Machine Screw: M3, 14mm Length, Phillips (25-pack)

Code: SKU-003948

This M3, pan-head screw is 14 mm long. It is made from steel, is zinc-plated, and comes in packs of 25.

$ 3.90

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+87 more from our supplier in 7-10 days

Machine Screw: M3, 16mm Length, Phillips (25-pack)

Code: SKU-003949

This M3, pan-head screw is 16 mm long. It is made from steel, is zinc-plated, and comes in packs of 25.

$ 4.95

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+67 more from our supplier in 7-10 days

Machine Screw: M3, 20mm Length, Phillips (25-pack)

Code: SKU-003950

This M3, pan-head screw is 20 mm long. It is made from steel, is zinc-plated, and comes in packs of 25.

$ 4.95

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+103 more from our supplier in 7-10 days

Machine Screw: M3, 6mm Length, Phillips (25-pack)

Code: SKU-003945

This M3, pan-head screw is 6 mm long. It is made from steel, is zinc-plated, and comes in packs of 25.

$ 2.85

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+141 more from our supplier in 7-10 days

MicroMod Machine Screw - M2.5x3mm, Phillips Head (5 Pack)

Code: SKU-008103

A 5-pack of the M.2 screws that SparkFun uses with the MicroMod ecosystem.

$ 0.50

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Nut - Metal (2-56)

Code: SKU-000296

Description: These are standard nuts with 2-56 thread. For use with 2-56 machine screws and five button pad set listed below.Sold in single units.

$ 0.25

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