5305-01-420-0045 SCREW,CAP,SOCKET HEAD Index 5310-01-420-0047 WASHER,LOCK

National Stock Number:
5305-01-420-0046

Federal Supply Class:
5305

National Item Identification Number:
014200046

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:
20097-6F-44Z56878SPS TECHNOLOGIES, LLC


Techincal Specification:
FASTENER LENGTH2.690 INCHES MINIMUM AND 2.750 INCHES MAXIMUM
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
HEAD HEIGHT0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD STYLEKNURLED NO. 5
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL UNS K03104 OVERALL
MINIMUM YIELD STRENGTH150000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH170000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.375 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633, TYPE 2 ASSN STD ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.250 INCHES MINIMUM AND 1.663 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNRF
THREAD QUANTITY PER INCH24
WIDTH ACROSS FLATS0.312 INCHES NOMINAL


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