3120-01-398-4018 BUSHING,SLEEVE Index 3120-01-398-4020 BUSHING,SLEEVE

National Stock Number:
5306-01-398-4019

Federal Supply Class:
5306

National Item Identification Number:
013984019

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:
1150450263005ROLLS-ROYCE CORPORATION


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH12.0 MILLIMETERS NOMINAL
HEAD HEIGHT3.35 MILLIMETERS MINIMUM AND 3.65 MILLIMETERS MAXIMUM
HEAD STYLEHEXAGON
NOMINAL THREAD DIAMETER5.0 MILLIMETERS
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH10.0 MILLIMETERS MAXIMUM
THREAD PITCH IN MILLIMETERS0.8
THREAD SERIES DESIGNATORM
WIDTH BETWEEN FLATS7.78 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM


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