5305-01-451-2801 THUMBSCREW Index 5325-01-451-2803 RECEPTACLE,TURNLOCK FASTENER

National Stock Number:
5305-01-451-2802

Federal Supply Class:
5305

National Item Identification Number:
014512802

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:
5614414-353711NAVAL SEA SYSTEMS COMMAND
90000734228L3 TECHNOLOGIES, INC.


Techincal Specification:
FASTENER LENGTH0.158 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
HEAD DIAMETER0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
HEAD HEIGHT0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP XM-7 OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
WIDTH ACROSS FLATS0.937 INCHES MINIMUM AND 0.952 INCHES MAXIMUM
SURFACE FINISH125.0 MICROINCHES OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.094 INCHES MINIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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