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National Stock Number:
5305-01-575-2295
Federal Supply Class:
5305
National Item Identification Number:
015752295
Description:
SCREW,CAP,SOCKET 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:
| R2002758 | 56161 | GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION | | R2002758 | SZ177 | DENEL VEHICLE SYSTEMS | | R2002758-AT00 | SZ177 | DENEL VEHICLE SYSTEMS |
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Techincal Specification:
| COUNTERSINK ANGLE | 45.0 DEGREES NOMINAL | | FASTENER LENGTH | 20.0 MILLIMETERS NOMINAL | | HEAD DIAMETER | 8.96 MILLIMETERS NOMINAL | | HEAD HEIGHT | 2.48 MILLIMETERS NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL PROPERTY CLASS 12.9 OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW CSK HEX SOCKET GRADE 12.9 | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 1200 MEGAPASCALS | | MINIMUM YIELD STRENGTH | 1100 MEGAPASCALS | | NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS | | WIDTH ACROSS FLATS | 2.5 MILLIMETERS NOMINAL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 6G | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 14.0 MILLIMETERS NOMINAL | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 0.7 |
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