2815-01-560-7915 RING SET,PISTON Index 5305-01-560-7917 SCREW,MACHINE

National Stock Number:
5305-01-560-7916

Federal Supply Class:
5305

National Item Identification Number:
015607916

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
MS16995-97S31696906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.536 INCHES MINIMUM AND
1.750 INCHES MAXIMUM
FASTENER LENGTH1.690 INCHES MINIMUM AND
1.750 INCHES MAXIMUM
MATERIALSTEEL COMP 316 OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.735 INCHES MINIMUM AND
0.750 INCHES MAXIMUM
HEAD HEIGHT0.492 INCHES MINIMUM AND
0.500 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.375 INCHES MINIMUM AND
0.379 INCHES MAXIMUM
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS16995-97S316


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