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RAF Electronic Hardware

0577-S - 4-40 Steel Knurled Low Profile w/ Collar Head Captive Screw / Assembly

Configurable Knurled Low Profile w/ Collar head Slotted Steel captive screws with 4-40 threads.

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Unit System
Specs (in standard)
Label Value
Assembly Configurable
Brand RAF
Display Name 0577-S
Drive Type Slotted
End Type Lead Point
Finish None
Head Diameter 0.3125 in
Head Height 0.125 in
Length L 0.5 in
Material Steel
SKU 0577-S
Screw Head Type Knurled Low Profile w/ Collar
Shaft Diameter 0.078 in
Shaft Length 0.1875 in
Shaft Length - Threaded 0.1875 in
Slot Depth 0.0625 in
Slot Width 0.0469 in
Thread Size 4-40
Specs (in metric)
Label Value
Assembly Configurable
Brand RAF
Display Name 0577-S
Drive Type Slotted
End Type Lead Point
Finish None
Head Diameter 7.94 mm
Head Height 3.18 mm
Length L 12.7 mm
Material Steel
SKU 0577-S
Screw Head Type Knurled Low Profile w/ Collar
Shaft Diameter 1.98 mm
Shaft Length 4.76 mm
Shaft Length - Threaded 4.76 mm
Slot Depth 1.59 mm
Slot Width 1.19 mm
Thread Size 4-40
Introducing our high-quality Captive Screws from the 0577-S series, designed to provide secure fastening solutions in various applications. Crafted from durable steel, these screws offer robust performance and long-lasting reliability, making them ideal for industrial, electronics, and aerospace applications where secure fastening is crucial.

These Captive Screws are engineered to simplify assembly and maintenance processes, thanks to their captive design. The integrated washer and retaining mechanism prevent the screw from getting lost during disassembly, making them extremely convenient for field servicing and repairs. This innovative design feature also contributes to improved safety by minimizing the risk of foreign object debris in critical equipment.

With their steel construction, these Captive Screws offer excellent strength and durability, capable of withstanding demanding operational conditions without compromising performance. Whether used in high-vibration environments or subjected to heavy loads, these screws provide reliable fastening that you can trust.

In summary, the 0577-S Captive Screws combine durability, functionality, and ease of use to deliver a premium fastening solution for your application needs. Upgrade your equipment with these reliable Captive Screws and experience enhanced security and efficiency in your assemblies.

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