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National Stock Number:
5305-01-466-8580
Federal Supply Class:
5305
National Item Identification Number:
014668580
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:
| 1-8UNC-2A X 10 IN LG | 53711 | NAVAL SEA SYSTEMS COMMAND | | 5210115 PART 262 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | THREAD LENGTH | 2.500 INCHES MINIMUM AND | | 4.120 INCHES MAXIMUM | | FASTENER LENGTH | 10.000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | FLAT CHAMFER | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 1.000 INCHES | | THREAD QUANTITY PER INCH | 8 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 GR 5 ASSN STD 1ST MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | MINIMUM TENSILE STRENGTH | 90000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 58000 POUNDS PER SQUARE INCH | | HEAD DIAMETER | 1.479 INCHES MINIMUM AND | | 1.500 INCHES MAXIMUM | | HEAD HEIGHT | 0.988 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | CHAMFER ANGLE | 30.0 DEGREES NOMINAL AND | | 45.0 DEGREES MAXIMUM |
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