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National Stock Number:
5306-01-585-0448
Federal Supply Class:
5306
National Item Identification Number:
015850448
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:
| 20-117-5-3 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | 20-117-5-3 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | 20-117-5-3 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| FASTENER LENGTH | 0.642 INCHES MINIMUM AND 0.672 INCHES MAXIMUM | | GRIP LENGTH | 0.188 INCHES NOMINAL | | HEAD HEIGHT | 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | IRON ALLOY 660 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT HEX HEAD CAPTIVE CRES SELF RETAINING | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | ITEM IS SELF RETAINING | | WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.469 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF |
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