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National Stock Number:
5305-00-021-5939
Federal Supply Class:
5305
National Item Identification Number:
000215939
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:
| 1X87 | 83120 | PRESSED METALS OF AMERICA INC | | 215939 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S | | 215939 | 24617 | GENERAL MOTORS CORP | | 215939 | 7X677 | GENERAL MOTORS LLC | | 3X320 3-4 | 63734 | KAITLIN CORP | | 3X3203-4 | 61465 | GARWOOD/FELLER INC GARWOOD WINCH DIV | | FF-S-85 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | FFS85 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | Q1889 | 31007 | NAVISTAR INTL CORP |
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Techincal Specification:
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY HEAD HEIGHT AND WIDTH BETWEEN FLATS | | FASTENER LENGTH | 2.000 INCHES NOMINAL | | HARDNESS RATING | 100.0 ROCKWELL B MAXIMUM OVERALL | | HEAD HEIGHT | 0.562 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM YIELD STRENGTH | 52000 POUNDS PER SQUARE INCH | | MINIMUM TENSILE STRENGTH | 64000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10 STYLE | | WIDTH BETWEEN FLATS | 1.000 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.750 INCHES MINIMUM AND 1.938 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 16 |
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