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National Stock Number:
5305-01-556-6006
Federal Supply Class:
5305
National Item Identification Number:
015566006
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:
| 3547776C1 | 338X5 | ND DEFENSE LLC | | 3547776C1 | 89346 | NAVISTAR INTL CORP TRUCK BR OHIO PLANT | | ESP-BM-3.101-GS | 338X5 | ND DEFENSE LLC | | ESP-BM-3.221-NPP | 338X5 | ND DEFENSE LLC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 18.0 MILLIMETERS MAXIMUM | | EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 20.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 8.1 MILLIMETERS MAXIMUM | | HEAD STYLE | CHAMFER FLANGE | | MATERIAL DOCUMENT AND CLASSIFICATION | CEMS A-31, CLASS 10.9 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,HEX FLG HD METRIC M8 X 20 | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS | | SPECIAL FEATURES | BOLT,HEX M8X20 | | WIDTH BETWEEN FLATS | 12.6 MILLIMETERS MINIMUM AND 13.0 MILLIMETERS MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | TMS-4518, TYPE I MFR REF ALL TREATMENT RESPONSES OVERALL | | SURFACE TREATMENT | ZINC AND ALUMINUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 20.0 MILLIMETERS NOMINAL | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 1.2 |
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