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Pan Head Machine Screw MS51958-81

Description:

MS51958-81 Details

National Stock Number (NSN) 5305-00-059-3677
Alternate Part Number N/A
Federal Supply Class (FSC) 5305
Unit of Measure (UOM) 10 /Ea.
Thread Class 2a
Thread Direction Right-hand
Thread Length 0.750 inches
Fastener Length 0.750 inches
Head Style Pan
Head Diameter Between 0.473 inches and 0.492 inches
Head Height Between 0.162 inches and 0.175 inches
Internal Drive Style Cross recess type 1
Thread Diameter 0.250 inches
Thready Qty Per Inch (tpi) 28
Min. Tensile Strength (psi) 80000 pounds per square inch
Screw Material Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305
Screw Surface Treatment Passivate
Thread Series Designator Unf
Nondefinitive Specification/std Data Ba3 type or cb9c type

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