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National Stock Number:
5305-01-548-3741
Federal Supply Class:
5305
National Item Identification Number:
015483741
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:
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Techincal Specification:
| EXTENDED WASHER THICKNESS | 3.9 MILLIMETERS NOMINAL | | EXTENDED WASHER DIAMETER | 13.6 MILLIMETERS MAXIMUM | | EXTERNAL THREAD TOLERANCE CLASS | 4G6G | | FASTENER LENGTH | 40.0 MAJOR INCHES | | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM OVERALL AND 36.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 6.8 MAJOR CENTIMETERS | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J1199 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM F568 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL PROPERTY CLASS 9.8 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,HEX FLANGE HEAD CAP | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 900 MEGAPASCALS | | NOMINAL THREAD DIAMETER | 6.0 MILLIMETERS | | SPECIAL FEATURES | NHA: QSM11 DIESEL ENGINE. I-NAVY: HEAT EXCHANGER. | | WIDTH BETWEEN FLATS | 7.6 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B117 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE ZINC OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 24.0 MILLIMETERS NOMINAL | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 1.0 |
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