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National Stock Number:
5306-00-208-1577
Federal Supply Class:
5306
National Item Identification Number:
002081577
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.
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Manufacturer Information:
| A77053 | 0AHP5 | CURTISS-WRIGHT CONTROLS, INC. | | A77053 | 78047 | CAPITOL ENGINE CO INC DBA SALMINI WORLDWIDE |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 3.438 INCHES MAXIMUM | | MATERIAL | NICKEL ALLOY K-500 OVERALL | | THREAD LENGTH | 1.250 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND | | 35.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM YIELD STRENGTH | 100000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.445 INCHES MINIMUM AND | | 0.493 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 1.125 INCHES NOMINAL | | GRIP LENGTH | 2.188 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | SPECIAL FEATURES | UNDERCUT 1/8 IN. RADIUS,0.658 IN. TO 0.688 IN. DIA BETWEEN THD AND UNTHD PORTIONS OF SHANK |
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