5306-01-386-3966, BOLT,MACHINE

National Stock Number:
5306-01-386-3966

Federal Supply Class:
5306

National Item Identification Number:
013863966

Description:
BOLT,MACHINE

Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

Manufacturer Information:

12414307	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
12414307-145	076M6	AMZ ALABAMA INC.
12414307-145	0FW39	BAE SYSTEMS TACTICAL VEHICLE SYSTEMS LP
12414307-145	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
DIN 6921 M16X1.5X70-10.9 A3D	D8286	DIN DEUTSCHES INSTITUT FUER NORMUNGEV

Techincal Specification:

EXTENDED WASHER DIAMETER	31.9 MILLIMETERS MINIMUM AND 35.0 MILLIMETERS MAXIMUM
EXTENDED WASHER THICKNESS	2.4 MILLIMETERS MINIMUM
EXTERNAL THREAD TOLERANCE CLASS	6G
FASTENER LENGTH	70.0 MILLIMETERS NOMINAL
FEATURES PROVIDED	FINISHED HEAD
HEAD HEIGHT	14.4 MILLIMETERS MAXIMUM
HEAD STYLE	HEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	DIN 267/11 NATIONAL SPEC SINGLE MATERIAL RESPONSE OR DIN 6921 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL PROPERTY CLASS 10.9 OVERALL
NOMINAL THREAD DIAMETER	16.0 MILLIMETERS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	DIN 267 PART 9 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	22.0 MILLIMETERS MINIMUM AND 32.0 MILLIMETERS MAXIMUM
THREAD PITCH IN MILLIMETERS	1.5
THREAD SERIES DESIGNATOR	M
WIDTH BETWEEN FLATS	20.67 MILLIMETERS MINIMUM AND 21.00 MILLIMETERS MAXIMUM

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