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National Stock Number:
5305-12-178-4199
Federal Supply Class:
5305
National Item Identification Number:
121784199
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:
| 0049907101 | D8046 | DAIMLER AG | | 91000070 | C1544 | TRW AUTOMOTIVE GMBH -STANDORTALFDORF- |
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Techincal Specification:
| FASTENER LENGTH | 20.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 6.0 MILLIMETERS NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | DIN ISO898TEIL1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 800 NEWTONS PER SQUARE MILLIMETER | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | SPECIAL FEATURES | WITH FLAT POINT | | WIDTH BETWEEN FLATS | 17.0 MILLIMETERS NOMINAL | | STRENGTH GRADE DESIGNATION | 8.8 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 15.0 MILLIMETERS NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF |
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