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National Stock Number:
5305-00-639-5765
Federal Supply Class:
5305
National Item Identification Number:
006395765
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:
| 151549 | 06KW9 | LUCENT TECHNOLOGIES INC DBA FEDERAL MARKETING GROUP | | 151549 | 3B4M0 | LUCENT TECHNOLOGIES INC CORPORATE HEADQUARTERS | | 151549 | 57712 | TELEMECHANICS INC | | 151549 | 64959 | AMERICAN TELEPHONE AND TELEGRAPH CO | | 151549 | 70408 | AT AND T CORP | | 151549 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| FASTENER LENGTH | 0.438 INCHES NOMINAL | | HEAD HEIGHT | 1.562 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SCREW MATERIAL | STEEL | | SCREW SURFACE TREATMENT | NICKEL | | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.438 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNEF |
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