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National Stock Number:
5306-00-913-8631
Federal Supply Class:
5306
National Item Identification Number:
009138631
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:
| 21346 | 28839 | TELEDYNE INDUSTRIES INC TELEDYNE POWER SYSTEMS DIV | | 519577 | 11449 | TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP | | 519577 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | HOLE CONFIGURATION STYLE | HEXAGON FLATS | | HOLE DIAMETER | 0.062 INCHES NOMINAL | | HOLE QUANTITY | 2 | | HOLE TYPE | DRILLED | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8740 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | C8 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) | | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
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