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National Stock Number:
5305-01-589-9780
Federal Supply Class:
5305
National Item Identification Number:
015899780
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:
| 90585A602 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | FASTENER LENGTH | 3.802 INCHES NOMINAL | | HARDNESS RATING | 70.0 ROCKWELL B NOMINAL OVERALL | | HEAD DIAMETER | 0.656 INCHES NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL COMP 316 OVERALL | | MINIMUM TENSILE STRENGTH | 70000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SOCKET CAP SCREW | | SPECIAL FEATURES | THREAD LENGTH MAY VARY FROM 1 1/8 TO FULLY THREADED | | WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.312 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 18 |
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