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National Stock Number: 5305-00-638-6281
Federal Supply Class: 5305
National Item Identification Number: 006386281
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:
148702 | 06848 | HONEYWELL INTERNATIONAL INC | 148702 | 28298 | SMITH AND SMITH AIRCRAFT CO | 148702 | 55284 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
COUNTERSINK ANGLE | 82.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM | FASTENER LENGTH | 1.000 INCHES NOMINAL | HEAD DIAMETER | 0.485 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | HEAD STYLE | FLAT COUNTERSUNK | INTERNAL DRIVE STYLE | HEXAGON | MATERIAL | STEEL OVERALL | NOMINAL THREAD DIAMETER | 0.250 INCHES | WIDTH ACROSS FLATS | 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | SURFACE TREATMENT | CADMIUM OVERALL | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 1.000 INCHES MAXIMUM | THREAD QUANTITY PER INCH | 28 | THREAD SERIES DESIGNATOR | UNF |
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