5306-00-143-2892, BOLT,MACHINE

5306-00-143-2881 BOLT,INTERNAL WRENCHING

National Stock Number:
5306-00-143-2892

Federal Supply Class:
5306

National Item Identification Number:
001432892

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:

10114178	A486G	NIMIKKEISTOKESKUS NCB FINLAND
5306PL1494265	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
MS9557-08	0U583	SAE INTERNATIONAL
MS9557-08	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS9557-08	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS9557-08	A0126	LEONARDO SPA HELICOPTERS DIVISION -PRODUCTION SITE
Z00.N5167547008	F0086	SOCATA

Techincal Specification:

EXTENDED WASHER DIAMETER	0.438 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
FASTENER LENGTH	0.625 INCHES NOMINAL
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	0.079 INCHES MINIMUM AND 0.099 INCHES MAXIMUM
HARDNESS RATING	248.0 BRINELL STANDARD MINIMUM AND 341.0 BRINELL STANDARD MAXIMUM OVERALL
HEAD HEIGHT	0.300 INCHES NOMINAL
HEAD STYLE	DOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	IRON ALLOY 660 OVERALL
MINIMUM TENSILE STRENGTH	130000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	85000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.250 INCHES
WIDTH BETWEEN FLATS	0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
SURFACE FINISH	32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH	32.0 MICROINCHES GRIP
SURFACE FINISH	32.0 MICROINCHES THREADS
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.526 INCHES MINIMUM AND 0.546 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNJF

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