5305-01-612-5218, SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-612-5218

Federal Supply Class:
5305

National Item Identification Number:
016125218

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:

AES10M06A016CG89B2	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
AES43M407020BC49B1	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
G19234B06016N	01417	GENERAL DYNAMICS LAND SYSTEMS INC.
G19234M	01417	GENERAL DYNAMICS LAND SYSTEMS INC.

Techincal Specification:

EXTENDED WASHER DIAMETER	4.2 MILLIMETERS NOMINAL
EXTENDED WASHER THICKNESS	3.8 MILLIMETERS NOMINAL
EXTERNAL THREAD TOLERANCE CLASS	6G
FASTENER LENGTH	15.6 MILLIMETERS MINIMUM AND 16.4 MILLIMETERS MAXIMUM
HARDNESS RATING	33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	6.6 MILLIMETERS NOMINAL
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	SAE J1199 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM F568M ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL PROPERTY CLASS 10.9 OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	SCREW, HEXAGON FLANGE
PROPRIETARY CHARACTERISTICS	PACS
MINIMUM TENSILE STRENGTH	1040 MEGAPASCALS
MINIMUM YIELD STRENGTH	940 MEGAPASCALS
NOMINAL THREAD DIAMETER	6.0 MILLIMETERS
WIDTH BETWEEN FLATS	7.6 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633 TYPE III OR V, FE/ZN5 ASSN STD SINGLE TREATMENT RESPONSE OR ASTM F1841M TYPE FE/ZN5AT OR FE/ZN5BT ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC AND CHROMATE OVERALL
THREAD CLASS	6G
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	13.5 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATOR	M
THREAD PITCH IN MILLIMETERS	1.0

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