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National Stock Number:
5305-00-840-8459
Federal Supply Class:
5305
National Item Identification Number:
008408459
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:
| 9056224-2 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| FASTENER LENGTH | 0.438 INCHES NOMINAL | | HEAD DIAMETER | 0.313 INCHES MAXIMUM | | HEAD HEIGHT | 0.180 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | SLOT | | LOCKING FEATURE | PATCH OR STRIP THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC 1ST TREATMENT RESPONSE AND TT-P-1757 FED STD 2ND TREATMENT RESPONSE AND TT-E-529 FED STD 3RD TREATMENT RESPONSE HEAD | | SURFACE TREATMENT | PASSIVATE AND CHROMATE ZINC AND ENAMEL HEAD | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.438 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNC |
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