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National Stock Number:
5305-01-387-3749
Federal Supply Class:
5305
National Item Identification Number:
013873749
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:
| 12414575-025 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | DIN7985M2.5X124.8HA1D | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV | | M2.5X12DIN7985-4.8-B3B | 21969 | ZELENDA MACHINE AND TOOLS CORP | | M2.5X12DIN7985-4.8-B3B | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV | | ISO7045-M2.5X12-4.8-B3B | I9008 | INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO) |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 12.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 2.0 MILLIMETERS NOMINAL | | HEAD DIAMETER | 5.0 MILLIMETERS NOMINAL | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | NOMINAL THREAD DIAMETER | 2.5 MILLIMETERS | | SCREW SURFACE TREATMENT | CADMIUM | | SCREW MATERIAL | STEEL PROPERTY CLASS 4.8 | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 12.0 MILLIMETERS NOMINAL | | THREAD PITCH IN MILLIMETERS | 0.45 | | THREAD SERIES DESIGNATOR | M |
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