5305-01-542-3915, SCREW,CAP,SOCKET HEAD

1730-01-542-3916 CHANNEL,AIRCRAFT GROUND SERVICIN

National Stock Number:
5305-01-542-3915

Federal Supply Class:
5305

National Item Identification Number:
015423915

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:

12387351-28

19207

U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

FASTENER LENGTH	0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
HARDNESS RATING	36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT	0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL	STEEL OVERALL
MINIMUM TENSILE STRENGTH	16000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	13000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.190 INCHES
SPECIAL FEATURES	SCREW SHALL BE IN ACCORDANCE WITH REQUIREMENTS OF MS16998. ALLOY STEEL. EXCEPT FOR PROTECTIVE FINISH SPECIFIED HEREON. PROTECTIVE FINISH: FINISH 1.9.2.3 OF MIL-STD-171. EXCEPT 0.0003 THICK. SUPPLEMENTARY CHROMATE TREATMENT TO BE BRONZE OR OLIVE DRAB IN COLOR.
WIDTH ACROSS FLATS	0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
SURFACE TREATMENT	ZINC OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.532 INCHES MINIMUM AND 0.594 INCHES MAXIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNF

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