5305-01-371-0879 SCREW,CAP,SOCKET HEAD Index 5305-01-371-0881 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-371-0880

Federal Supply Class:
5305

National Item Identification Number:
013710880

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.


Manufacturer Information:
15160265456WOODS T B INC


Techincal Specification:
FASTENER LENGTH1.250 INCHES NOMINAL
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER
HEAD DIAMETER0.560 INCHES NOMINAL
HEAD HEIGHT0.380 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPELLET THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE FASTENER
MATERIALPLASTIC POLYAMIDE LOCKING FEATURESTEEL COMP E4340 FASTENER
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH155000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.375 INCHES
WIDTH ACROSS FLATS0.310 INCHES NOMINAL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.167 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH24


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