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National Stock Number:
5305-01-398-1398
Federal Supply Class:
5305
National Item Identification Number:
013981398
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:
| 6027444-0004 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 13.58 MILLIMETERS MINIMUM AND 14.42 MILLIMETERS MAXIMUM | | HEAD HEIGHT | 1.4 MILLIMETERS MINIMUM AND 1.6 MILLIMETERS MAXIMUM | | HEAD DIAMETER | 4.2 MILLIMETERS MINIMUM AND 4.5 MILLIMETERS MAXIMUM | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | SLOT | | MINIMUM TENSILE STRENGTH | 113000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 2.5 MILLIMETERS | | SCREW MATERIAL | STEEL | | SCREW SURFACE TREATMENT | ZINC OR NICKEL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 14.0 MILLIMETERS NOMINAL | | THREAD PITCH IN MILLIMETERS | 0.45 | | THREAD SERIES DESIGNATOR | M |
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