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National Stock Number:
5305-00-010-0109
Federal Supply Class:
5305
National Item Identification Number:
000100109
Description:
SCREW,CAP,HEXAGON HEAD
Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 100109 | 23705 | FRUEHAUF CORP | | 100109 | 24617 | GENERAL MOTORS CORP | | 100109 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV | | 100109 | 7X677 | GENERAL MOTORS LLC | | 101-109 | 58275 | SASCO INC CANADIAN DIV | | 101-109 | 71500 | ACF INDUSTRIES INC CARTER CARBURETOR DIV | | 85589 | 08683 | BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC | | 900007 | 06848 | HONEYWELL INTERNATIONAL INC | | E524-27 | 24617 | GENERAL MOTORS CORP | | E524-27 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV | | E524-27 | 7X677 | GENERAL MOTORS LLC | | FFS85 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | N33907PC69 | 24617 | GENERAL MOTORS CORP | | N33907PC69 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| FASTENER LENGTH | 0.750 INCHES NOMINAL | | HARDNESS RATING | 23.0 ROCKWELL B MINIMUM AND 80.0 ROCKWELL B MAXIMUM OVERALL | | HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.428 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 74000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 1 STYLE AND 2 GRADE | | WIDTH BETWEEN FLATS | 0.438 INCHES MAXIMUM | | SURFACE FINISH | 125.0 MICROINCHES BEARING SURFACE OF HEAD | | SURFACE FINISH | 63.0 MICROINCHES THREADS | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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