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National Stock Number:
5305-00-100-5003
Federal Supply Class:
5305
National Item Identification Number:
001005003
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:
| 511997-6X4 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 | | A511997-6X4 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
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Techincal Specification:
| FASTENER LENGTH | 0.438 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | HEAD HEIGHT | 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | LOCKING FEATURE | PELLET THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL | | WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD LENGTH | 0.375 INCHES MINIMUM |
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