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National Stock Number:
5305-00-921-0930
Federal Supply Class:
5305
National Item Identification Number:
009210930
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:
| 9-480019-003 | 59501 | UNISON INDUSTRIES LLC | | 9-480019-003 | 96429 | WESTPORT INTERNATIONAL INC. | | A4819-3 | 3U752 | GRANDEUR FASTENERS INC | | A4819-3 | 96429 | WESTPORT INTERNATIONAL INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 40 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.188 INCHES MAXIMUM | | FASTENER LENGTH | 0.171 INCHES MINIMUM AND | | 0.203 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4037 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6300 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.200 INCHES MINIMUM AND | | 0.205 INCHES MAXIMUM | | HEAD HEIGHT | 0.122 INCHES MINIMUM AND | | 0.125 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SIX SPLINE | | SPLINE MINOR DIAMETER | 0.096 INCHES MINIMUM AND | | 0.098 INCHES MAXIMUM | | SPLINE MAJOR DIAMETER | 0.113 INCHES MINIMUM AND | | 0.115 INCHES MAXIMUM | | SPLINE WIDTH | 0.023 INCHES MINIMUM AND | | 0.025 INCHES MAXIMUM | | HOLE CONFIGURATION STYLE | ROUND | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 5 | | HOLE DIAMETER | 0.031 INCHES NOMINAL | | SURFACE FINISH | 16.0 MICROINCHES BEARING SURFACE OF HEAD | | SPECIAL FEATURES | BEARING SURFACE 0F HEAD CHAMFERED T0 SHANK DIA AT 20 DEG | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 96429 | | DESIGN CONTROL REFERENCE | 9-480019-003 |
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