5306-00-143-2572, BOLT,MACHINE

National Stock Number:
5306-00-143-2572

Federal Supply Class:
5306

National Item Identification Number:
001432572

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:

5306PL1494263	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
R583P07U	07482	GENERAL ELECTRIC COMPANY

Techincal Specification:

EXTENDED WASHER DIAMETER	0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
FASTENER LENGTH	0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
HEAD HEIGHT	0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	INCONEL 718,FSCM 74900 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	NICKEL ALLOY 718 OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
WIDTH BETWEEN FLATS	0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
SURFACE FINISH	125.0 MICROINCHES THREADS
SURFACE FINISH	125.0 MICROINCHES TOP OF HEAD
SURFACE FINISH	63.0 MICROINCHES BEARING SURFACE OF HEAD
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.553 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNJF

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