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National Stock Number:
5305-01-356-8976
Federal Supply Class:
5305
National Item Identification Number:
013568976
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:
| 53A-00-199-8 | 32386 | ILLINOIS TOOL WKS INC LINAC DIV | | 53A-00-199-8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.874 INCHES MINIMUM AND | | 1.064 INCHES MAXIMUM | | FASTENER LENGTH | 1.469 INCHES MINIMUM AND | | 1.500 INCHES MAXIMUM | | MATERIAL | NICKEL ALLOY 400 OVERALL | | PLASTIC POLYAMIDE THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | QQN281,CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.457 INCHES MINIMUM AND | | 0.469 INCHES MAXIMUM | | HEAD HEIGHT | 0.306 INCHES MINIMUM AND | | 0.313 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.250 INCHES MINIMUM AND | | 0.253 INCHES MAXIMUM | | LOCKING FEATURE | STRIP THREADS |
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