5305-00-145-0978 SCREW,MACHINE Index 5305-00-145-0980 SCREW,MACHINE

National Stock Number:
5305-00-145-0979

Federal Supply Class:
5305

National Item Identification Number:
001450979

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:
902604-137695RAYTHEON COMPANY


Techincal Specification:
FASTENER LENGTH0.157 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
HEAD DIAMETER0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HEAD HEIGHT0.055 INCHES MINIMUM AND 0.062 INCHES MAXIMUM
HEAD STYLEFILLISTER
INTERNAL DRIVE STYLESLOT
LOCKING FEATUREPELLET THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 304 OVERALL
NOMINAL THREAD DIAMETER0.086 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD LENGTH0.157 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH56


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