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National Stock Number:
5306-00-973-2550
Federal Supply Class:
5306
National Item Identification Number:
009732550
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:
| R1057P7SL | 03350 | GENERAL ELECTRIC COMPANY DBA GE STRUCTURED SERVICES DIV GENERAL ELECTRIC STRUCTURED SERVICES LP | | R1057P7SL | 24446 | GENERAL ELECTRIC COMPANY | | R1057P7SL | 99207 | GENERAL ELECTRIC COMPANY |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.552 INCHES MINIMUM AND | | 0.572 INCHES MAXIMUM | | MATERIAL | IRON ALLOY 660 OVERALL | | THREAD LENGTH | 0.490 INCHES MINIMUM AND | | 0.572 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | SILVER OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 3.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.212 INCHES MINIMUM AND | | 0.220 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.312 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.030 INCHES MINIMUM AND | | 0.040 INCHES MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD | | 63.0 MICROINCHES GRIP | | FEATURES PROVIDED | FINISHED HEAD | | PRECIOUS MATERIAL | SILVER | | PRECIOUS MATERIAL AND LOCATION | OVERALL SILVER |
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