5305-01-545-6985, SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-545-6985

Federal Supply Class:
5305

National Item Identification Number:
015456985

Description:
SCREW,CAP,HEXAGON HEAD

Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.

Manufacturer Information:

MS35307-5316	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS35307-5316	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS35307-531S316	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS35307-S316	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

FASTENER LENGTH	2.250 INCHES NOMINAL
HARDNESS RATING	25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM F 593-02, GROUP 6, MARTENSITIC ALLOYS ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 431 OVERALL
MINIMUM YIELD STRENGTH	30000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH	70000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.995 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCY	SCEW, CAP, HEXAGON HEAD (FINISHED HEXAGON BOLT), STEEL, CORROSION RESISTING, PASSIVATED, UNC-2A
SPECIFICATION/STANDARD DATA	80205 - NAS-35307. DECEMBER 1999 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SPECIAL FEATURES	SCREW SHALL BE MARKED WITH MANUFACTURE'S SYMBOL;MATERIAL MARKING OF F593S SHALL BE RAISED ON OR DEPRESSED IN SCREW HEAD IAW ASTM F 593-02, TABLE 2;SCREW WILL BE HARDENED AND TEMPERED AT 1050 DEG FAHR AS A MINIMUM
WIDTH BETWEEN FLATS	0.469 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	SAE AMS 2700B, 02/01/04 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	2.250 INCHES NOMINAL
THREAD QUANTITY PER INCH	8
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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