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National Stock Number:
5305-01-618-9386
Federal Supply Class:
5305
National Item Identification Number:
016189386
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:
| 90822A370 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.348 INCHES NOMINAL | | EXTERNAL THREAD TOLERANCE CLASS | 2B | | FASTENER LENGTH | 1.250 INCHES NOMINAL | | HEAD HEIGHT | 0.141 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL COMP 410 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | DRILLING SCREW FOR METALS | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SPECIAL FEATURES | DRILL POINT NUMBER 2 WITH LENGTH 0.188 NOMINAL INCH | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.063 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH BETWEEN FLATS | 0.250 INCHES NOMINAL |
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