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National Stock Number:
5305-01-298-1286
Federal Supply Class:
5305
National Item Identification Number:
012981286
Description:
SCREW,TAPPING
Detail:
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.
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Manufacturer Information:
| 007981 004325 | 64678 | DAIMLER TRUCK NORTH AMERICA LLC | | DIN7981BZ4.2-1.4X13 | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV |
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Techincal Specification:
| FASTENER LENGTH | 12.2 MILLIMETERS MINIMUM AND 13.0 MILLIMETERS MAXIMUM | | HEAD DIAMETER | 7.84 MILLIMETERS MINIMUM AND 8.20 MILLIMETERS MAXIMUM | | HEAD HEIGHT | 2.75 MILLIMETERS MINIMUM AND 3.05 MILLIMETERS MAXIMUM | | HEAD STYLE | OVAL | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE III | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NONMACHINE NOMINAL THREAD DIAMETER | 4.2 MILLIMETERS | | NONMACHINE THREAD STYLE | DOUBLE FLUTE (TYPE F) | | SURFACE TREATMENT | CHROMIUM OVERALL |
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