5306-01-397-5488 BOLT,MACHINE Index 5310-01-397-5490 WASHER,FLAT

National Stock Number:
5306-01-397-5489

Federal Supply Class:
5306

National Item Identification Number:
013975489

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:
1150081463005ROLLS-ROYCE CORPORATION


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH14.0 MILLIMETERS NOMINAL
MATERIALSTEEL PROPERTY CLASS 9.8 OVERALL
THREAD LENGTH12.12 MILLIMETERS MAXIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORM
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS1.25
EXTERNAL THREAD TOLERANCE CLASS6G
MATERIAL DOCUMENT AND CLASSIFICATIONGM500-M, CAGE 63005 MFR REF SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONGM4438-M, CODE A, CAGE 63005 MFR REF SINGLE TREATMENT RESPONSE OVERALL
HEAD HEIGHT5.10 MILLIMETERS MINIMUM AND
5.50 MILLIMETERS MAXIMUM
WIDTH BETWEEN FLATS12.73 MILLIMETERS MINIMUM AND
13.00 MILLIMETERS MAXIMUM


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