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National Stock Number:
5305-00-417-3069
Federal Supply Class:
5305
National Item Identification Number:
004173069
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:
| G395963-39 | 01714 | LUCENT TECHNOLOGIES INC ADVANCED TECHNOLOGY SYSTEMS | | G395963-39 | 08664 | BRISTOL BABCOCK INC INSTRUMENTS-SYSTEMS DIV SUB OF BABCOCK INTL INC | | G395963-39 | 12360 | ALBANY FASTENERS PAWTUCKET FASTENERS DIV | | G395963-39 | 70318 | ALLMETAL SCREW PRODUCTS CORP |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | CQBC | | FASTENER LENGTH | 0.750 INCHES NOMINAL | | HEAD DIAMETER | 0.419 INCHES MINIMUM AND 0.437 INCHES MAXIMUM | | HEAD HEIGHT | 0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM | | HEAD STYLE | ROUND | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL COMP 304L OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 303 OR STEEL COMP 601 OR STEEL COMP 305 OR STEEL COMP 302 OR STEEL COMP 316L OVERALL | | MINIMUM TENSILE STRENGTH | 90000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 20 | | WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL |
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