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National Stock Number:
5305-01-447-2689
Federal Supply Class:
5305
National Item Identification Number:
014472689
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:
| 123-4403525 PART 33 | 43689 | HUNTINGTON INGALLS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY 400 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281, CLASS A, CD FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | HEAD STYLE | ROUND | | INTERNAL DRIVE STYLE | HEXAGON | | SPECIAL FEATURES | SELF-LOCKING |
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