4210-01-506-4613 HEAD,SPRINKLER,FIRE PROTECTION Index 4730-01-506-4615 ELBOW,TUBE

National Stock Number:
5305-01-506-4614

Federal Supply Class:
5305

National Item Identification Number:
015064614

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:
639082753711NAVAL SEA SYSTEMS COMMAND
6390827-21731442NORTHROP GRUMMAN SYSTEMS CORPORATION
6390827-21753711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH2.625 INCHES MINIMUM AND 2.673 INCHES MAXIMUM
HEAD DIAMETER0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-1222, GRADE T-7, 6AL-4V (ELI) MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.250 INCHES
SPECIAL FEATURESTECH DATA NOT AUTHORIZED FOR RELEASE OUTSIDE OF U.S.
WIDTH ACROSS FLATS0.125 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2488B, TYPE 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.516 INCHES NOMINAL
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNC


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