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National Stock Number:
5306-01-437-9348
Federal Supply Class:
5306
National Item Identification Number:
014379348
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:
| F101A050026 | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT | | F101A050026 | 0BR59 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. | | N60CP29052 | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT | | F101A050026 | 7Y333 | ARGO TURBOSERVE CORPORATION |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 3.250 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 OR | | STEEL COMP 4142 OR | | STEEL COMP 4145 OVERALL | | THREAD LENGTH | 1.250 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | C50AF9-B7 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | HEAD HEIGHT | 0.302 INCHES MINIMUM AND | | 0.323 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.850 INCHES MINIMUM AND | | 0.875 INCHES MAXIMUM |
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