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National Stock Number:
5305-01-457-2818
Federal Supply Class:
5305
National Item Identification Number:
014572818
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:
| 315274 PC 68 | 34712 | LAKE SHORE SYSTEMS, INC. | | PL-315274 PC 68 | 34712 | LAKE SHORE SYSTEMS, INC. |
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Techincal Specification:
| FASTENER LENGTH | 1.670 INCHES MINIMUM AND 1.750 INCHES MAXIMUM | | HARDNESS RATING | 80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL | | HEAD HEIGHT | 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | HOLE CONFIGURATION STYLE | HEXAGON FLATS | | HOLE DIAMETER | 0.092 INCHES MINIMUM AND 0.100 INCHES MAXIMUM | | HOLE QUANTITY | 1 | | HOLE TYPE | DRILLED | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 74000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | WIDTH BETWEEN FLATS | 1.100 INCHES MINIMUM AND 1.125 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.420 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 10 | | THREAD SERIES DESIGNATOR | UNC |
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