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National Stock Number:
5306-01-381-9858
Federal Supply Class:
5306
National Item Identification Number:
013819858
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:
| L34975P004 | 07482 | GENERAL ELECTRIC COMPANY |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.531 INCHES MINIMUM AND | | 0.562 INCHES MAXIMUM | | MATERIAL | STEEL COMP 304 OR | | STEEL COMP 316 OR | | STEEL COMP 321 OR | | STEEL COMP 347 OR | | STEEL COMP 410 OR | | STEEL COMP 4140 OR | | STEEL COMP 4142 OR | | STEEL COMP 4145 OVERALL | | THREAD LENGTH | 0.562 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A193 ASSN STD ALL MATERIAL RESPONSES OVERALL | | HEAD HEIGHT | 0.150 INCHES MINIMUM AND | | 0.163 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.4280 INCHES MINIMUM AND | | 0.4375 INCHES MAXIMUM |
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