5305-01-618-4031, SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-618-4031

Federal Supply Class:
5305

National Item Identification Number:
016184031

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:

38616

0Y3H3

FASTENAL COMPANY

Techincal Specification:

CHAMFER ANGLE	15.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM
FASTENER LENGTH	24.58 MILLIMETERS MINIMUM AND 25.42 MILLIMETERS MAXIMUM
HEAD HEIGHT	4.95 MILLIMETERS MINIMUM AND 5.25 MILLIMETERS MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	ISO898,CL 8.8 INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL PROPERTY CLASS 8.8 OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	M8-1.25X25MM DIN933 CLASS 8.8 ZINC CAP SCREW
NOMINAL THREAD DIAMETER	8.0 MILLIMETERS
SPECIFICATION/STANDARD DATA	D8286-DIN933 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	FE/ZN 3AT PER ASTM F1941M ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC OVERALL
THREAD CLASS	6G
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	24.58 MILLIMETERS MINIMUM AND 25.42 MILLIMETERS MAXIMUM
THREAD PITCH IN MILLIMETERS	1.25
THREAD SERIES DESIGNATOR	M
WIDTH BETWEEN FLATS	12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM

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