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RAF Electronic Hardware

0821-S - 4-40 Steel Countersunk Round Head Captive Screw / Assembly

Configurable Countersunk Round head Slotted Steel captive screws with 4-40 threads.

Download CAD
Unit System
Specs (in standard)
Label Value
Assembly Configurable
Brand RAF
Display Name 0821-S
Drive Type Slotted
End Type Standard
Finish None
Head Diameter 0.1719 in
Head Height 0.107 in
Length L 0.5 in
Material Steel
SKU 0821-S
Screw Head Type Countersunk Round
Shaft Diameter 0.078 in
Shaft Length 0.3125 in
Shaft Length - Threaded 0.1875 in
Slot Depth 0.048 in
Slot Width 0.039 in
Thread Size 4-40
Specs (in metric)
Label Value
Assembly Configurable
Brand RAF
Display Name 0821-S
Drive Type Slotted
End Type Standard
Finish None
Head Diameter 4.37 mm
Head Height 2.72 mm
Length L 12.7 mm
Material Steel
SKU 0821-S
Screw Head Type Countersunk Round
Shaft Diameter 1.98 mm
Shaft Length 7.94 mm
Shaft Length - Threaded 4.76 mm
Slot Depth 1.22 mm
Slot Width 0.99 mm
Thread Size 4-40
Introducing the 0821-S Captive Screws, a versatile and reliable solution for securing components in place. These screws, crafted from high-quality steel, are designed to ensure a secure fastening that won't disappoint. The steel material guarantees durability and strength, ideal for demanding industrial applications where precision is paramount.

With a sleek finish that boasts simplicity, these Captive Screws provide a clean and professional look once installed. Their minimalist design blends seamlessly into various equipment and machinery, offering a tidy appearance while delivering robust performance. The lack of additional finish ensures a pure steel aesthetic that exudes a sense of mechanical prowess.

The 0821-S Captive Screws are ingeniously engineered to simplify installation and maintenance tasks. Their captive design prevents the screws from getting lost during operation, saving you time and effort typically spent on retrieval or replacement. This feature is especially handy in environments where frequent adjustments or repairs are necessary, as it streamlines the process and reduces the risk of misplaced hardware.

These screws are a reliable choice for a wide range of applications, from industrial machinery to electronic enclosures. Their sturdy steel construction ensures longevity and dependable performance, even in the harshest conditions. Whether you're securing panels, covers, or other components, the 0821-S Captive Screws provide peace of mind knowing that your equipment is securely fastened.

In conclusion, the 0821-S Captive Screws combine quality steel material, a sleek finish, and a practical design to offer a top-tier fastening solution. Elevate your hardware assembly with these dependable screws that prioritize both functionality and aesthetics. Trust in the durability and convenience of the 0821-S Captive Screws for your next project.

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