5306-01-071-4588 BOLT,INTERNAL WRENCHING Index 5305-01-071-4590 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-071-4589

Federal Supply Class:
5305

National Item Identification Number:
010714589

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:
A320A254-10388818KEARFOTT CORPORATION


Techincal Specification:
FASTENER LENGTH0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
HEAD DIAMETER0.112 INCHES MINIMUM AND 0.118 INCHES MAXIMUM
HEAD HEIGHT0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATURESTRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL
NOMINAL THREAD DIAMETER0.073 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924 CL 2 OR CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTOXIDE OVERALL
THREAD LENGTH0.142 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH64
WIDTH ACROSS FLATS0.062 INCHES MINIMUM AND 0.064 INCHES MAXIMUM


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