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National Stock Number:
5305-01-276-5810
Federal Supply Class:
5305
National Item Identification Number:
012765810
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:
| 072 103 37 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 21212254-231 | S3465 | BAE SYSTEMS HAGGLUNDS AB | | 90504-991 | 0BAT5 | U.S. DEFENSE SERVICES, INC. | | DIN84-M3X20-4.8-A4C | 15526 | METRIC AND MULTISTANDARD COMPONENTS CORP |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 20.0 MILLIMETERS NOMINAL | | HEAD DIAMETER | 5.5 MILLIMETERS NOMINAL | | HEAD HEIGHT | 2.0 MILLIMETERS NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 3.0 MILLIMETERS | | SCREW MATERIAL | STEEL PROPERTY CLASS 4.8 | | SCREW SURFACE TREATMENT | ZINC | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.5 MILLIMETERS NOMINAL | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 0.5 |
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