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National Stock Number:
5305-01-294-4311
Federal Supply Class:
5305
National Item Identification Number:
012944311
Description:
SCREW,MACHINE
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
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Manufacturer Information:
| DIN965M3X18-A2 STL | 57730 | MACHIDA INCORPORATED | | DIN965M3X18-A2 STL | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV |
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Techincal Specification:
| COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL | | EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 16.3 MILLIMETERS MINIMUM AND 18.0 MILLIMETERS MAXIMUM | | HARDNESS RATING | 63.0 ROCKWELL B MINIMUM AND 88.0 ROCKWELL B MAXIMUM | | HEAD DIAMETER | 5.6 MILLIMETERS NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MINIMUM TENSILE STRENGTH | 56000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 3.0 MILLIMETERS | | SCREW MATERIAL | STEEL PROPERTY CLASS 4.8 OR STEEL PROPERTY CLASS 5.8 | | SCREW SURFACE TREATMENT | ZINC | | THREAD PITCH IN MILLIMETERS | 0.5 | | THREAD SERIES DESIGNATOR | M | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 15.3 MILLIMETERS MINIMUM AND 18.0 MILLIMETERS MAXIMUM |
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