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National Stock Number:
5305-01-503-9843
Federal Supply Class:
5305
National Item Identification Number:
015039843
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:
| 310-150 | 03533 | CRANE CARRIER COMPANY, LLC | | B310-0122 | 03533 | CRANE CARRIER COMPANY, LLC |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429, GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.380 INCHES NOMINAL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC | | EXTENDED WASHER DIAMETER | 0.530 INCHES NOMINAL | | FASTENER LENGTH | 1.000 INCHES NOMINAL | | HEAD HEIGHT | 0.230 INCHES NOMINAL | | HEAD STYLE | CHAMFER FLANGE |
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