5306-00-177-5655 BOLT,MACHINE Index 5305-00-177-5657 SCREW,MACHINE

National Stock Number:
5305-00-177-5656

Federal Supply Class:
5305

National Item Identification Number:
001775656

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:
9241211599TRIUMPH ENGINE CONTROL SYSTEMS LLC
92412C0297GOODRICH CONTROL SYSTEMS GMBH


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 301 OR
STEEL COMP 302 OR
STEEL COMP 302B OR
STEEL COMP 303 OR
STEEL COMP 303SE OR
STEEL COMP 304 OR
STEEL COMP 304L OR
STEEL COMP 305 OR
STEEL COMP 308 OR
STEEL COMP 309 OR
STEEL COMP 309S OR
STEEL COMP 310 OR
STEEL COMP 310S OR
STEEL COMP 314 OR
STEEL COMP 316 OR
STEEL COMP 316L OR
STEEL COMP 317 OR
STEEL COMP 321 OR
STEEL COMP 347 OR
STEEL COMP 348 OR
STEEL COMP 384 OR
STEEL COMP 385 OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
HARDNESS RATING80.0 ROCKWELL B MINIMUM OVERALL
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.367 INCHES MINIMUM AND
0.375 INCHES MAXIMUM
HEAD HEIGHT0.244 INCHES MINIMUM AND
0.250 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.188 INCHES NOMINAL
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
HOLE TYPEDRILLED
HOLE QUANTITY6
HOLE DIAMETER0.047 INCHES NOMINAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE11599
DESIGN CONTROL REFERENCE92412


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