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MS21090-0627

Military Standard Screw

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Description

Fastener Length: 7/8", Thread: 6-32, Thread Length: 7/8"

Specifications

Fastener Length 0.844 inches minimum and 0.875 inches maximum
Head Diameter 0.256 inches minimum and 0.270 inches maximum
Head Height 0.087 inches minimum and 0.097 inches maximum
Head Style Pan Head
Internal Drive Style Cross recess type 1
Length 7/8
Locking Feature Patch threads or pellet threads or strip threads
Material Plastic
Material Specification 66 fed std single material response fastener
Min. Tensile Strength (psi) 60000 pounds per square inch
Nondefinitive Specification/Std Data 3 type and 9c style
Surface Treatment Cadmium and chromate or cadmium
Surface Treatment Specification Qq-p-416,ty 2,cl 3 fed spec 1st treatment response fastener or mil-c-81562,ty 2 cl 3 mil spec 2nd treatment response fastener
Thread Class 2a
Thread Diameter 0.138
Thread Direction Right-hand
Thread Length 0.782 inches minimum and 0.875 inches maximum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNC
Thread Size 6

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