5305-00-795-2487 SCREW Index 5305-00-795-2491 SCREW,ADJUSTING

National Stock Number:
5305-00-795-2488

Federal Supply Class:
5305

National Item Identification Number:
007952488

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:
12676362983EATON AEROSPACE, LLC


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.875 INCHES MINIMUM
FASTENER LENGTH1.125 INCHES NOMINAL
MATERIALSTEEL COMP 3135 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OR
ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMT-605 FSCM 62983 MFR REF SINGLE TREATMENT RESPONSE OR
MT-611 FSCM 62983 MFR REF SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND
44.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.375 INCHES NOMINAL
HEAD HEIGHT0.250 INCHES NOMINAL
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.188 INCHES NOMINAL
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
HOLE TYPEDRILLED
HOLE QUANTITY4
HOLE DIAMETER0.055 INCHES NOMINAL


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