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RAF Electronic Hardware

3557-C-440-S - Standard Steel Smooth Shank Swage Mount Standoff

Standard Hexagon Smooth shank swage standoff manufactured from Steel with an 0.25 Inch outside diameter and 0.188 Inch shank diameter. Product 3557-C-440-S is 0.875 Inch long and designed with 4-40 threads.

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Unit System
Specs (in standard)
Label Value
Brand RAF
Counterbore 0.15 in
Display Name 3557-C-440-S
Face Texture Smooth
Finish None
Length L 0.875 in
Material Steel
Measurement Units Standard
Outside Diameter 0.25 in
Shank Length 0.135 in
Shank Outside Diameter 0.188 in
Shank Texture Smooth
Shape Hexagon
Standoff Option Standard
Swage Tooling (Punch / Anvil) P-4 / AH-55
Thread Size 4-40
Specs (in metric)
Label Value
Brand RAF
Counterbore 3.81 mm
Display Name 3557-C-440-S
Face Texture Smooth
Finish None
Length L 22.23 mm
Material Steel
Measurement Units Standard
Outside Diameter 6.35 mm
Shank Length 3.43 mm
Shank Outside Diameter 4.78 mm
Shank Texture Smooth
Shape Hexagon
Standoff Option Standard
Swage Tooling (Punch / Anvil) P-4 / AH-55
Thread Size 4-40

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