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National Stock Number:
5305-01-542-4304
Federal Supply Class:
5305
National Item Identification Number:
015424304
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:
| 4397001-059 | 076M6 | AMZ ALABAMA INC. | | 4397001-059 | 54786 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 4397001-059 | 6W728 | BAE SYSTEMS SURVIVABILITY SYSTEMS LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | THREAD LENGTH | 0.875 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | CROWNED HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | FF-S-85 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TYPE I, II OR III CLASS FE/ZN8 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, CAP HEX HD GR8 UNF-2A ZINC COATED-PLAIN | | SPECIAL FEATURES | FASTENERS TO BE MANUFACTURED IN ACCORDANCE WITH ANSI B18.2.1 TABLE 4/FASTNERS DHALL BE GRADE 8 DEFINED BY SAE-J429 |
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