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National Stock Number:
5305-00-877-6997
Federal Supply Class:
5305
National Item Identification Number:
008776997
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:
| 5316-768-1 | 11871 | RECON/OPTICAL, INC. | | 5316-768-1 | 56603 | STANDARD DIAMOND TOOL CO | | 5316-768-1 | 566D3 | GOODRICH CORPORATION DIV SURVEILLANCE & RECONNAISSANCE SYSTEMS DBA GOODRICH ISR SYSTEMS | | P18776 | 77445 | RTX CORPORATION | | FF-S-86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD DIAMETER | 0.298 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | | HEAD HEIGHT | 0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM | | HEAD STYLE | BUTTON | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | WIDTH ACROSS FLATS | 0.093 INCHES MINIMUM AND 0.094 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 32 |
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