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National Stock Number: 5305-01-585-5718
Federal Supply Class: 5305
National Item Identification Number: 015855718
Description: SCREW,CAP,SOCKET HEAD
Detail: An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 91303A354 | 39428 | MCMASTER-CARR SUPPLY CO | | B1813BH120080N | 19200 | US ARMY ARDEC RDECOM | | B1831BH120080N | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| COLOR | BLUE OVERALL | | EXTERNAL THREAD TOLERANCE CLASS | 12.9 | | FASTENER LENGTH | 80.0 MILLIMETERS NOMINAL | | HARDNESS RATING | 38.0 ROCKWELL C NOMINAL OVERALL | | HEAD DIAMETER | 18.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 12.0 MILLIMETERS NOMINAL | | HEAD STYLE | DEE CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 176 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SOCKET CAP SCREW | | SPECIAL FEATURES | HEX SIZE 10;THREAD FIT 4G6G | | WIDTH ACROSS FLATS | 10.0 MILLIMETERS NOMINAL | | SURFACE TREATMENT | GUNMETAL OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 36.0 MILLIMETERS MINIMUM AND 44.8 MILLIMETERS MAXIMUM | | THREAD SERIES DESIGNATOR | ISO M | | THREAD PITCH IN MILLIMETERS | 1.7 |
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