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National Stock Number:
5305-00-145-0605
Federal Supply Class:
5305
National Item Identification Number:
001450605
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:
| 594401 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.375 INCHES MAXIMUM | | FASTENER LENGTH | 0.750 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.485 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.158 INCHES NOMINAL | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 21450 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | 594401 |
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