5306-00-995-6913 BOLT,MACHINE Index 5305-00-995-6915 SETSCREW

National Stock Number:
5305-00-995-6914

Federal Supply Class:
5305

National Item Identification Number:
009956914

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:
1-110-151-0178U39OZARK AEROWORKS LLC
1-110-151-0199193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
FASTENER LENGTH0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
HEAD HEIGHT0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
HOLE DIAMETER0.070 INCHES NOMINAL
HOLE CONFIGURATION STYLEROUND LONGITUDINAL HOLE
HOLE QUANTITY6
HOLE TYPEDRILLED
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6382 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4140 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
WIDTH ACROSS FLATS0.219 INCHES MINIMUM AND 0.221 INCHES MAXIMUM
SURFACE FINISH16.0 MICROINCHES GRIP
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTOXIDE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.460 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28


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