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National Stock Number:
5305-01-015-5687
Federal Supply Class:
5305
National Item Identification Number:
010155687
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:
| 1-7285-16SST | 70318 | ALLMETAL SCREW PRODUCTS CORP | | 50121721-005 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.143 INCHES MINIMUM AND 0.168 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | NOMINAL THREAD DIAMETER | 0.073 INCHES | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | THREAD QUANTITY PER INCH | 72 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH ACROSS FLATS | 0.050 INCHES MINIMUM AND 0.051 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.214 INCHES MINIMUM AND 0.274 INCHES MAXIMUM |
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