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National Stock Number:
5306-00-438-2101
Federal Supply Class:
5306
National Item Identification Number:
004382101
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:
| 33066-11 | 55820 | RTX CORPORATION | | 33066-11 | 66195 | SOLAR TURBINES INCORPORATED |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.718 INCHES MINIMUM AND | | 0.748 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | THREAD LENGTH | 0.470 INCHES MINIMUM AND | | 0.506 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | HEAD HEIGHT | 0.172 INCHES MINIMUM AND | | 0.204 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL | | GRIP LENGTH | 0.212 INCHES MINIMUM AND | | 0.278 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | SPECIAL FEATURES | GROOVED IN HEAD PERPENDICULAR TO THE LONGITUDINAL AXIS OF THE SHANK 0.28 IN. TO 0.30 IN. DIA BY 0.09 IN. TO 0.15 IN. WIDE | | CRITICALITY CODE JUSTIFICATION | FEAT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 55820 | | DESIGN CONTROL REFERENCE | 33066-11 |
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