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National Stock Number:
5305-01-595-6241
Federal Supply Class:
5305
National Item Identification Number:
015956241
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:
| 0.50013UNC2A3.250T1G625SEA | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 256-6985924PNF293 | 53711 | NAVAL SEA SYSTEMS COMMAND | | M1222RN8C252NDNN | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZW | | DEPARTURE FROM CITED DOCUMENT | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS | | FASTENER LENGTH | 3.250 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | (INAVY)SCREW, CAP, HEX HEAD | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 13 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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