4240-01-525-5098 LENSE,SPECTACLE REPLACEMENT Index 4240-01-525-5101 GOGGLES KIT,VEHICLE OPS

National Stock Number:
5305-01-525-5100

Federal Supply Class:
5305

National Item Identification Number:
015255100

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:
9139918-0198752WARNER ROBINS AIR LOGISTICS CENTER


Techincal Specification:
FASTENER LENGTH2.440 INCHES MINIMUM AND 2.500 INCHES MAXIMUM
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT0.250 INCHES NOMINAL
HEAD STYLEFLAT FILLISTER
INTERNAL DRIVE STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT MODIFIED
MATERIALSTEEL CORROSION RESISTING OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH130000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.500 INCHES
SPECIAL FEATURESALTERED ITEM DWG, HEAD CHANGED TO 0.250, MADE FROM NSN 5305-00-983-8075, PN MS16998-101.
WIDTH ACROSS FLATS0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.690 INCHES MINIMUM AND 2.135 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20


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