4820-01-527-2446 VALVE,SAFETY RELIEF Index 5355-01-527-2448 KNOB

National Stock Number:
5305-01-527-2447

Federal Supply Class:
5305

National Item Identification Number:
015272447

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:
90152A15039428MCMASTER-CARR SUPPLY CO


Techincal Specification:
THREAD SERIES DESIGNATORUN
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTIONLEFT-HAND
THREAD LENGTH0.378 INCHES NOMINAL
FASTENER LENGTH0.516 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING OVERALL
HEAD STYLEFLAT FILLISTER
HEAD DIAMETER0.226 INCHES NOMINAL
HEAD HEIGHT0.138 INCHES NOMINAL
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.109 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYSOCKET HEAD CAPSCREW


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