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National Stock Number:
5305-01-516-6281
Federal Supply Class:
5305
National Item Identification Number:
015166281
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:
| 91253A389 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| COUNTERSINK ANGLE | 82.000 DEGREES NOMINAL | | FASTENER LENGTH | 3.000 INCHES NOMINAL | | HEAD DIAMETER | 0.500 INCHES NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HEXAGON | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SPECIAL FEATURES | 0.250IN HEAD HEIGHT; 0.500IN FASTENER DIAMETER; 137000 MINIMUM TENSILE STRENGTH; ROCKWELL HARDNESS C38-44 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SOCKET HEAD CAP SCREW | | WIDTH ACROSS FLATS | 0.313 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.500 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF |
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