5306-00-298-1091, BOLT,MACHINE

National Stock Number:
5306-00-298-1091

Federal Supply Class:
5306

National Item Identification Number:
002981091

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:

2045D86

0AHP5

CURTISS-WRIGHT CONTROLS, INC.

Techincal Specification:

DISTANCE FROM CENTERLINE TO FLAT	0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	1.380 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH	1.760 INCHES NOMINAL
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	0.600 INCHES MINIMUM AND 0.700 INCHES MAXIMUM
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.800 INCHES MINIMUM AND 0.810 INCHES MAXIMUM
HEAD HEIGHT	0.240 INCHES NOMINAL
HEAD STYLE	DEE CHAMFER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6320 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 8735 OVERALL
NOMINAL THREAD DIAMETER	0.437 INCHES
NONSTANDARD THREAD PITCH DIAMETER	+0.4024 TO 0.4045 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.094 INCHES MINIMUM AND 0.101 INCHES MAXIMUM FIRST HOLE
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.920 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNS
THREAD QUANTITY PER INCH	20

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