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National Stock Number:
5306-00-377-6777
Federal Supply Class:
5306
National Item Identification Number:
003776777
Description:
BOLT,KEY HEAD
Detail:
A HEADED EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER WITH A SINGLE RECTANGULAR OR TRIANGULAR PROJECTION ON THE UNDERSIDE OF THE HEAD.
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Manufacturer Information:
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 1.250 INCHES | | THREAD QUANTITY PER INCH | 7 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.500 INCHES MINIMUM | | FASTENER LENGTH | 6.500 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 OVERALL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND | | 42.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | FLAT COUNTERSUNK REVERSE KEYED | | HEAD DIAMETER | 2.156 INCHES NOMINAL | | KEY LENGTH | 0.469 INCHES NOMINAL | | HEAD HEIGHT | 0.656 INCHES NOMINAL | | COUNTERSINK ANGLE | 78.0 DEGREES NOMINAL | | SPECIAL FEATURES | FURNISHED W/1 NUT AND 1 WASHER | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 46717 | | DESIGN CONTROL REFERENCE | 5224 |
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