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National Stock Number:
5306-00-268-5996
Federal Supply Class:
5306
National Item Identification Number:
002685996
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:
| 5F5222 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| FASTENER LENGTH | 1.250 INCHES NOMINAL | | FEATURES PROVIDED | UNFINISHED HEAD | | HEAD HEIGHT | 0.227 INCHES MINIMUM AND 0.242 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1115 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | 0.734 IN. LONG GRIND 0.312 IN. DIRECTLY UNDERHEAD | | WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.391 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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