5305-01-420-2989 SCREW,MACHINE Index 6145-01-420-2991 CABLE,SPECIAL PURPOSE,ELECTRICAL

National Stock Number:
5305-01-420-2990

Federal Supply Class:
5305

National Item Identification Number:
014202990

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:
G481220-73B150RAYTHEON COMPANY
G481220-749956RAYTHEON COMPANY
LL1352C04-403038LONG-LOK, LLC
LL1352C04-416941LONG-LOK LLC


Techincal Specification:
FASTENER LENGTH0.250 INCHES NOMINAL
HEAD DIAMETER0.180 INCHES NOMINAL
HEAD HEIGHT0.110 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATURESTRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONAMS3650 ASSN STD SINGLE MATERIAL RESPONSE LOCKING FEATURE
MATERIAL DOCUMENT AND CLASSIFICATIONFF-S-86 FED SPEC SINGLE MATERIAL RESPONSE FASTENER
MATERIALPLASTIC POLYCHLOROTRIFLUOROETHYLENE LOCKING FEATURE
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 FASTENER
NOMINAL THREAD DIAMETER0.112 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENTPASSIVATE FASTENER
THREAD LENGTH0.250 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNRC
THREAD QUANTITY PER INCH40
WIDTH ACROSS FLATS0.094 INCHES NOMINAL


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