5305-01-089-2528, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-089-2528

Federal Supply Class:
5305

National Item Identification Number:
010892528

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:

A320A254-102

88818

KEARFOTT CORPORATION

Techincal Specification:

FASTENER LENGTH	0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HARDNESS RATING	80.0 ROCKWELL B MINIMUM OVERALL
HEAD DIAMETER	0.112 INCHES MINIMUM AND 0.118 INCHES MAXIMUM
HEAD HEIGHT	0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	STRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	30000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.073 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924 CLASS 2 OR CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	OXIDE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.079 INCHES MINIMUM
THREAD QUANTITY PER INCH	64
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS	0.062 INCHES MINIMUM AND 0.064 INCHES MAXIMUM

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