5305-01-018-3711, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-018-3711

Federal Supply Class:
5305

National Item Identification Number:
010183711

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:

69581-25-6B

73030

HAMILTON SUNDSTRAND CORPORATION

Techincal Specification:

FASTENER LENGTH	0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM
HARDNESS RATING	24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
HOLE CONFIGURATION STYLE	ROUND LONGITUDINAL HOLE
HOLE DIAMETER	0.069 INCHES NOMINAL
HOLE TYPE	DRILLED
HOLE QUANTITY	6
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	IRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS	0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM

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