2990-00-460-4449 PIPE,EXHAUST Index 5305-00-460-4451 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-460-4450

Federal Supply Class:
5305

National Item Identification Number:
004604450

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:
946688-10198897LOCKHEED MARTIN CORP


Techincal Specification:
FASTENER LENGTH0.300 INCHES NOMINAL
HEAD DIAMETER0.250 INCHES NOMINAL
HEAD HEIGHT0.700 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLESLOT
LOCKING FEATUREPELLET THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SPECIAL FEATURESUNDERCUT 0.133 IN. MIN,0.143 IN. MAX,DIA BY 0.090 IN. MIN,LG THD RELIEF
THREAD LENGTH0.210 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH32


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