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Accurate Screw Machine

781A - 4-48 UNF2A Aluminum Countersunk Round Head Captive Screw / Assembly

Configurable Countersunk Round head Slotted Aluminum captive screws with 4-48 UNF2A threads.

Download CAD
Unit System
Specs (in standard)
Label Value
Assembly Configurable
Brand Accurate Screw
Display Name 781A
Drive Type Slotted
End Type Standard
Finish None
Head Diameter 0.25 in
Head Height 0.25 in
Length L 0.226 in
Material Stainless Steel
Max L 3 in
SKU 781A
Screw Head Type Knurled
Shaft Diameter 0.078 in
Shaft Length - Threaded 0.125 in
Slot Depth 0.0781 in
Slot Width 0.0469 in
Thread Size 4-40
Specs (in metric)
Label Value
Assembly Configurable
Brand Accurate Screw
Display Name 781A
Drive Type Slotted
End Type Standard
Finish None
Head Diameter 6.35 mm
Head Height 6.35 mm
Length L 5.74 mm
Material Stainless Steel
Max L 76.2 mm
SKU 781A
Screw Head Type Knurled
Shaft Diameter 1.98 mm
Shaft Length - Threaded 3.18 mm
Slot Depth 1.98 mm
Slot Width 1.19 mm
Thread Size 4-40
Introducing the 781A Captive Screws, a top-of-the-line solution for your fastening needs. Crafted from high-quality aluminum, these screws offer durability and reliability in a sleek design.

The 781A Captive Screws are designed for easy installation and removal, making them ideal for a wide range of applications. Whether you need to secure panels, covers, or other components, these screws get the job done efficiently and effectively. The captive design ensures that the screws stay in place even when loosened, preventing loss or damage.

These aluminum screws are not only robust but also lightweight, making them a practical choice for projects where weight is a concern. The silver color of the aluminum adds a modern touch to your assemblies, blending seamlessly with a variety of materials and finishes.

With the 781A Captive Screws, you can ensure a secure fastening solution that meets your high standards for quality and performance. Whether used in industrial machinery, electronic enclosures, or automotive applications, these screws deliver consistency and strength where it matters most.

Upgrade your fastening game with the 781A Captive Screws 鈥� the dependable choice for professionals who demand precision, durability, and efficiency in their work. Experience the reliability of aluminum in a sleek package that guarantees long-lasting performance. Choose the 781A Captive Screws for your next project and enjoy the peace of mind that comes with top-tier fastening solutions.

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