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Accurate Screw Machine

718B - 4-40 UNC2A Brass Knurled Low Profile Head Captive Screw / Assembly

Configurable Knurled Low Profile head Slotted Brass captive screws with 4-40 UNC2A threads.

Download CAD
Unit System
Specs (in standard)
Label Value
Assembly Configurable
Brand Accurate Screw
Chamfer Length 0.0156 in
Display Name 718B
Drive Type Slotted
End Type Lead Point
Finish None
Head Diameter 0.5625 in
Head Height 0.25 in
Knurl Pitch 40 deg
Length L 0.321 in
Material Brass
Max L 3 in
SKU 718B
Screw Head Type Knurled Low Profile
Shaft Diameter 0.235 in
Shaft Length - Threaded 0.375 in
Slot Depth 0.0938 in
Slot Width 0.0625 in
Thread Size 5/16-18
Specs (in metric)
Label Value
Assembly Configurable
Brand Accurate Screw
Chamfer Length 0.4 mm
Display Name 718B
Drive Type Slotted
End Type Lead Point
Finish None
Head Diameter 14.29 mm
Head Height 6.35 mm
Knurl Pitch 40 deg
Length L 8.15 mm
Material Brass
Max L 76.2 mm
SKU 718B
Screw Head Type Knurled Low Profile
Shaft Diameter 5.97 mm
Shaft Length - Threaded 9.53 mm
Slot Depth 2.38 mm
Slot Width 1.59 mm
Thread Size 5/16-18
Introducing the 718B Captive Screws, a top-tier solution for securing components in place with ease and precision. These screws, crafted from high-quality brass, offer durability and reliability, making them ideal for various industrial applications where secure fastening is essential.

The lack of a finish on the 718B Captive Screws speaks to their pure functionality, focusing on substance over style. The brass material not only provides strength but also corrosion resistance, ensuring longevity and performance in challenging environments.

Designed for convenience and efficiency, the 718B Captive Screws feature a captive design that prevents loss or misplacement during installation or removal. This innovative feature streamlines assembly processes, saving time and reducing the risk of errors.

Whether you're working on electronic enclosures, machinery panels, or other equipment, the 718B Captive Screws deliver a secure hold that you can trust. Their precision engineering guarantees a snug fit, contributing to the overall stability and integrity of your projects.

Say goodbye to fumbling with traditional screws and embrace the simplicity and effectiveness of the 718B Captive Screws. Their brass construction, combined with the captive design, sets them apart as a standout choice for engineers and manufacturers seeking premium fastening solutions.

Experience the difference that quality brass and intelligent design can make in your operations with the 718B Captive Screws. Upgrade to a secure, hassle-free fastening solution that enhances both the reliability and efficiency of your projects.

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