5305-01-703-3906 SCREW,CAP,SOCKET HEAD 5305-01-703-3981 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-703-3931

Federal Supply Class:
5305

National Item Identification Number:
017033931

Description:
SCREW,MACHINE


Manufacturer Information:
AESF5C250A25SB7A3105047THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS


Techincal Specification:
FASTENER LENGTH1.250 INCHES NOMINAL
HEAD DIAMETER0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM
HEAD HEIGHT0.130 INCHES MINIMUM AND 0.144 INCHES MAXIMUM
HEAD STYLEPAN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW,MACHINE,PAN HEAD,TYPE I CROSS RECESS
NOMINAL THREAD DIAMETER0.250 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONASME B18.24-2020 AUSTENITIC CR-NI STAINLESS STEEL, S304 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE
SCREW MATERIALSTEEL COMP 304
SCREW SURFACE TREATMENTPASSIVATE
SPECIFICATION/STANDARD DATA05047-ASME B18.24-2020 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.250 INCHES NOMINAL
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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