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National Stock Number:
5305-01-426-8416
Federal Supply Class:
5305
National Item Identification Number:
014268416
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:
| 211082044 | 53711 | NAVAL SEA SYSTEMS COMMAND | | DA6501-66-16 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNRC | | NOMINAL THREAD DIAMETER | 1.250 INCHES | | THREAD QUANTITY PER INCH | 7 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 3.120 INCHES NOMINAL | | FASTENER LENGTH | 4.000 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY K-500 OVERALL | | PLASTIC POLYAMIDE LOCKING FEATURE | | HEAD STYLE | FLAT FILLISTER | | HEAD DIAMETER | 1.665 INCHES MINIMUM AND | | 1.688 INCHES MAXIMUM | | HEAD HEIGHT | 1.111 INCHES MINIMUM AND | | 1.125 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL | | LOCKING FEATURE | PATCH OR | | PELLET OR | | STRIP THREADS |
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