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National Stock Number:
5305-01-349-4081
Federal Supply Class:
5305
National Item Identification Number:
013494081
Description:
SCREW,CAP,HEXAGON HEAD
Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 123-4775357-ITEM NO-15 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 545-4674761 ITE | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 545-4674761-ITEM 16 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 545-4674761-ITEM 16 | 96169 | ELECTRIC BOAT CORPORATION | | 60-01-3746 | 96169 | ELECTRIC BOAT CORPORATION | | 87623 | 96169 | ELECTRIC BOAT CORPORATION | | 87623-ITEM 16 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 3.260 INCHES NOMINAL | | HEAD HEIGHT | 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | COPPER ALLOY 630 OR COPPER ALLOY 614 OR COPPER ALLOY 534 OR COPPER ALLOY 642 OVERALL | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | WIDTH BETWEEN FLATS | 1.212 INCHES MINIMUM AND 1.250 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.750 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 10 |
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