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ST3M430V4-3AS

Screw

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Description

Fastener Length: 11/16", Thread: 1/4-28, Thread Length: 1/2"

Specifications

Countersink Angle 100.0 degrees
Fastener Length 0.640 inches minimum and 0.687 inches maximum
Grip Diameter 0.2490 inches minimum and 0.2495 inches maximum
Grip Length 0.178 inches minimum and 0.198 inches maximum
Head Diameter 0.5018 inches minimum and 0.5066 inches maximum
Head Height 0.0713 inches minimum and 0.0733 inches maximum
Head Style Flat countersunk undercut
Internal Drive Style High-torque
Length 11/16
Material Titanium
Material Specification Ams 4967,comp 6al-4v assn std single material response
Special Features Cetyl alcohol lubrication,furnished with o ring
Surface Finish 32.0 microinches grip, 32.0 microinches threads
Thread Class 3a
Thread Diameter 0.250
Thread Direction Right-hand
Thread Length 0.442 inches minimum and 0.509 inches maximum
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series Designator UNJF
Thread Size 1/4

Cross-reference

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Catalog data updated 2026-07-05. Report a data error