5305-01-182-9106 SCREW,MACHINE Index 5305-01-182-9108 SETSCREW

National Stock Number:
5305-01-182-9107

Federal Supply Class:
5305

National Item Identification Number:
011829107

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:
11212203807309ROLLS-ROYCE MARINE NORTH AMERICA INC.


Techincal Specification:
FASTENER LENGTH1.969 INCHES MINIMUM AND 2.031 INCHES MAXIMUM
HEAD DIAMETER1.500 INCHES NOMINAL
HEAD HEIGHT1.000 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPELLET THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286,CLASS B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY K-500 OVERALL
PROPRIETARY CHARACTERISTICSPACS
MINIMUM TENSILE STRENGTH130000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH85000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER1.000 INCHES
WIDTH ACROSS FLATS0.750 INCHES MINIMUM AND 0.757 INCHES MAXIMUM
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH63.0 MICROINCHES GRIP
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM
THREAD QUANTITY PER INCH8
THREAD SERIES DESIGNATORUNC


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