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National Stock Number:
5305-01-504-1979
Federal Supply Class:
5305
National Item Identification Number:
015041979
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:
| 5793295 FIND 139 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6390827-203 | 31442 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 6390827-203 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.875 INCHES MINIMUM AND 0.923 INCHES MAXIMUM | | HEAD DIAMETER | 0.449 INCHES NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-1222 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | TITANIUM OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SPECIAL FEATURES | TECH DATA NOT AUTHORIZED FOR RELEASE OUTSIDE OF U.S.; MATERIAL IS TITANIUM, GRADE T-7, 6AL-4V ANNEALED | | WIDTH ACROSS FLATS | 0.125 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2488B, TYPE 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.516 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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