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		                        | National Stock Number:
 5305-01-025-6418
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 010256418
 
 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:
 
 | GS550E3S18 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | 
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 Techincal Specification:
 
 | MATERIAL DOCUMENT AND CLASSIFICATION |  |  | MATERIAL |  |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |  | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |  |  | SURFACE TREATMENT |  |  | THREAD QUANTITY PER INCH | 32 |  | THREAD SERIES DESIGNATOR | UNF | 
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