5305-00-781-6734 SCREW,MACHINE Index 5305-00-781-6738 SCREW,MACHINE

National Stock Number:
5305-00-781-6735

Federal Supply Class:
5305

National Item Identification Number:
007816735

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.


Manufacturer Information:
MS24694C14880205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS24694C14896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.015 INCHES MINIMUM AND 1.062 INCHES MAXIMUM
HEAD DIAMETER0.569 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MINIMUM TENSILE STRENGTH85000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.312 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE
SCREW MATERIALSTEEL CORROSION RESISTING
SCREW SURFACE TREATMENTPASSIVATE
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.479 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH24


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