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National Stock Number:
5306-01-073-0174
Federal Supply Class:
5306
National Item Identification Number:
010730174
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:
| N22P21006B6 | 03494 | AMETEK ADVANCED INDUSTRIES, INC. |
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Techincal Specification:
| TEST DATA DOCUMENT | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | | SPECIAL TEST FEATURES | SPECIAL QUALITY CONTROL TESTING | | CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 03494 | | DESIGN CONTROL REFERENCE | N22P21006B6 | | THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.344 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 0.219 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | SURFACE TREATMENT | ZINC AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM AND | | 34.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.150 INCHES MINIMUM AND | | 0.163 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.438 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD |
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