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National Stock Number:
5305-01-509-5149
Federal Supply Class:
5305
National Item Identification Number:
015095149
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.
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Manufacturer Information:
| 209-6937441 ITEM 137 | 43689 | HUNTINGTON INGALLS INC | | 209-6937441 ITEM 137 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| FASTENER LENGTH | 4.250 INCHES NOMINAL | | HEAD DIAMETER | 3.375 INCHES NOMINAL | | HEAD HEIGHT | 2.250 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | PATCH THREADS OR PELLET THREADS OR STRIP THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B 348, GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 2.250 INCHES | | SPECIAL FEATURES | EXPORT CONTROLLED;SPECIAL TYPE CAP SCREW | | WIDTH ACROSS FLATS | 1.750 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 4.475 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 4.500 | | THREAD SERIES DESIGNATOR | UNC |
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