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National Stock Number:
5305-01-121-9360
Federal Supply Class:
5305
National Item Identification Number:
011219360
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:
| 063912110-05REVA | 05055 | DIVERSIFIED AEROSPACE SERVICES LLC DBA LLOYD AIRCRAFT COMPANY | | 10488-031 | 74025 | MARATHONNORCO AEROSPACE, INC. | | EDP73028 | 74445 | H-K CONNECTICUT HOLDING COMPANY |
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Techincal Specification:
| FASTENER LENGTH | 0.375 INCHES NOMINAL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.270 INCHES NOMINAL | | HEAD HEIGHT | 0.164 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | MINIMUM YIELD STRENGTH | 160000 POUNDS PER SQUARE INCH | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SURFACE TREATMENT | NICKEL OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH ACROSS FLATS | 0.140 INCHES NOMINAL |
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