5340-99-788-0142 CRANK,HAND Index 5315-99-788-0148 KEY,MACHINE

National Stock Number:
5306-99-788-0147

Federal Supply Class:
5306

National Item Identification Number:
997880147

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:
100355-9000-077K1020MBDA UK LTD
100355-9000-077K1806MINISTRY OF DEFENCE, DE&S UNDERWATER AND ELECTRONIC WARFARE PT (UEW IPT)
BS3692K7766BRITISH STANDARDS INSTITUTION


Techincal Specification:
FASTENER LENGTH140.00 MILLIMETERS NOMINAL
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH110.00 MILLIMETERS NOMINAL
HEAD HEIGHT7.82 MILLIMETERS MINIMUM AND 8.18 MILLIMETERS MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONBS 970 PART 4 GRADE 316S16 (WITHDRAWN) NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
NOMINAL THREAD DIAMETER12.00 MILLIMETERS
WIDTH BETWEEN FLATS18.67 MILLIMETERS MINIMUM AND 19.00 MILLIMETERS MAXIMUM
THREAD CLASS6G
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH30.00 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORISO M
THREAD PITCH IN MILLIMETERS1.75


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