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National Stock Number:
5305-01-330-7574
Federal Supply Class:
5305
National Item Identification Number:
013307574
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:
| 256-6603687-VHBM-101 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 5959304-91 | 96169 | ELECTRIC BOAT CORPORATION | | 803-5959304-X-91 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.125 INCHES NOMINAL | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER | | HEAD DIAMETER | 0.720 INCHES MINIMUM AND 0.734 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | SLOT | | LOCKING FEATURE | PELLET OR STRIP OR PATCH THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B548 GR 5 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE FASTENER | | MATERIAL | PLASTIC POLYAMIDE NYLON LOCKING FEATURE | | MATERIAL | TITANIUM ALLOY UNS R56400 FASTENER | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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